Dialysis machines · Prismax 2025 family

Vantive PrisMax: troubleshooting and error codes

The ServiceForge knowledge base holds 214 documented symptoms for the Vantive PrisMax, with 508 ranked causes, 221 diagnostic checks with test points and expected values, and 623 error codes. Each symptom below shows its causes and the first check; the rest is one connection away. Connect ServiceForge to your AI

Symptoms

Calibration: Power Board SST

Self-test verifies power board specifications for power supplies, PSC processor communications, actuators, thermal sensor, battery, control panel, speaker, display and related functions

Ranked causes

1. Power supply not meeting specification (unknown)
2. PSC communications, thermal sensor or fan not functioning (unknown)
3. FPGA control function not working (unknown)
4. Actuator control or power disable failure (unknown)
5. Power control panel malfunction (unknown)
6. Backup speaker not functioning (unknown)
7. Power cycling or alert indicators not working (unknown)
8. Battery backup system failure (unknown)
9. Backup speaker capacitor, speaker duration or real-time clock battery fault (unknown)

First check

Verify power supply output within specification

Test point: Power board test page 1
Expected: Within expected ranges displayed in SST data window

8 more checks with pass and fail actions, 9 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Artifacts appearing on ECG display or printout patient safety

Unexpected signal traces or noise visible on electrocardiogram display or printout that do not represent normal patient signals.

Ranked causes

1. Discharger ring not installed in discharger clip (common)
2. ECG monitor, patient electrode, or patient lead issue (common)
3. Discharger clip failure (occasional)
4. Loose or failed cable connection (common)
5. Safety board failure (occasional)
6. Discharge board failure (occasional)

First check

Perform discharger SST to verify correct operation

Test point: Discharger SST system test
Expected: SST passes or fails result
Tools: System self-test (SST) function

6 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

BLD normalize failed patient safety

BLD emitter current outside acceptable range; alarm detection delayed up to 40 seconds

Ranked causes

1. Transmission below expected values (common)
2. Effluent line incorrectly installed (common)
3. Air bubbles in effluent line (common)
4. Dirty effluent line (common)
5. Dirty BLD mirrors (common)
6. Effluent line clamped (occasional)

First check

Slide tubing back and forth in BLD

Test point: BLD tubing
Expected: Transmission returns to expected values

3 more checks with pass and fail actions, 5 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Blood leak detected patient safety

Alarm T0830 triggered; blood detected in effluent line, indicating possible ruptured filter membrane. Blood pump continues, solution pumps stop. Alarm detection delayed up to 40 seconds.

Ranked causes

1. Leak in filter membrane (common)
2. Tubing incorrectly installed in blood leak detector (occasional)
3. Cloudy tubing or debris in tubing path (occasional)
4. Air in effluent line (occasional)
5. Wrong tubing section installed in BLD (rare)
6. Dirty BLD optics (occasional)

First check

Perform Blood Leak Detector SST

Test point: BLD optical detection function
Expected: Detector functioning normally

5 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Blood visible in effluent line or bag patient safety

Fluid in effluent line or bag is discolored, tinged pink or red, indicating possible blood leak or detection issue.

Ranked causes

1. Blood leak is below detection threshold (common)
2. Kink or occlusion in disposable set tubing (common)
3. Discoloration due to patient's disease process (occasional)
4. Loose or failed cable connection (occasional)
5. BLD sensor failure (occasional)
6. Safety board failure (occasional)

First check

Perform BLD SST to verify blood leak detection sensor operation

Test point: BLD SST system test
Expected: SST passes or fails
Tools: System self-test (SST) function

6 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Flow problem - AE drain caution

Alarm T1188 indicates solution flow rate less than set rate for AE drain; blood pump continues, solution pumps stop

Ranked causes

1. Kinked or clamped lines (common)
2. Disconnected or leaking connections (common)
3. Line connected to incorrect bag (occasional)
4. Line touching another object (occasional)
5. Leaking bag (occasional)
6. Bag hanging on incorrect scale (occasional)

Flow problem - AE drain fill caution

Alarm T1554 indicates solution flow rate less than expected for AE drain fill; blood pump continues, solution pumps stop

Ranked causes

1. Kinked or clamped lines (common)
2. Disconnected or leaking connections (common)
3. Line connected to incorrect bag (occasional)
4. Line touching another object (occasional)
5. Leaking bag (occasional)
6. Bag hanging on incorrect scale (occasional)

Flow problem - AE fill caution

Alarm T1552 indicates solution flow rate less than expected for AE fill; blood pump continues, solution pumps stop

Ranked causes

1. Kinked or clamped lines (common)
2. Disconnected or leaking connections (common)
3. Line connected to incorrect bag (occasional)
4. Line touching another object (occasional)
5. Leaking bag (occasional)
6. Bag hanging on incorrect scale (occasional)

Flow problem - dialysate caution

Alarm T1191 indicates solution flow rate less than set rate for dialysate; blood pump continues, solution pumps stop

Ranked causes

1. Kinked or clamped lines (common)
2. Disconnected or leaking connections (common)
3. Line connected to incorrect bag (occasional)
4. Line touching another object (occasional)
5. Leaking bag (occasional)
6. Bag hanging on incorrect scale (occasional)

Flow problem - effluent caution

Alarm T1159 indicates solution flow rate less than set rate for effluent; blood pump continues, solution pumps stop

Ranked causes

1. Kinked or clamped lines (common)
2. Disconnected or leaking connections (common)
3. Line connected to incorrect bag (occasional)
4. Line touching another object (occasional)
5. Leaking bag (occasional)
6. Bag hanging on incorrect scale (occasional)

First check

Press Continue button and verify flow

Test point: Effluent flow rate
Expected: Flow rate equal to set rate

2 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Flow problem - PBP caution

Alarm T1158 indicates solution flow rate less than set rate for PBP; blood pump continues, solution pumps stop

Ranked causes

1. Kinked or clamped lines (common)
2. Disconnected or leaking connections (common)
3. Line connected to incorrect bag (occasional)
4. Line touching another object (occasional)
5. Leaking bag (occasional)
6. Bag hanging on incorrect scale (occasional)

First check

Press Continue button and monitor flow

Test point: PBP flow rate measurement
Expected: Flow rate equal to set rate within tolerance

6 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Flow problem - replacement caution

Alarm T1189 indicates solution flow rate less than set rate for replacement; blood pump continues, solution pumps stop

Ranked causes

1. Kinked or clamped lines (common)
2. Disconnected or leaking connections (common)
3. Line connected to incorrect bag (occasional)
4. Line touching another object (occasional)
5. Leaking bag (occasional)
6. Bag hanging on incorrect scale (occasional)

Flow problem - replacement 2 caution

Alarm T1190 indicates solution flow rate less than set rate for replacement 2; blood pump continues, solution pumps stop

Ranked causes

1. Kinked or clamped lines (common)
2. Disconnected or leaking connections (common)
3. Line connected to incorrect bag (occasional)
4. Line touching another object (occasional)
5. Leaking bag (occasional)
6. Bag hanging on incorrect scale (occasional)

Flow problem with solution line caution

Alarms T0823, T0824, T0935, T1069, T1070 triggered; solution bag weight varies from expected. Blood pump continues, solution pumps stop. Alarm detection delayed up to 40 seconds.

Ranked causes

1. Kinked or clamped lines (common)
2. Disconnected or leaking connections (common)
3. Line connected to incorrect bag (occasional)
4. Line touching another object (occasional)
5. Leaking bag (occasional)
6. Bag hanging on wrong scale (occasional)

First check

Perform Scales SST

Test point: Solution line and bag weight measurement
Expected: Accurate weight readings

1 more check with pass and fail actions, 5 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Loader does not operate correctly

Loader assembly fails to function properly or has operational issues

Ranked causes

1. Tubing set is deformed (common)
2. Loader assembly obstructed (common)
3. Loader out of calibration (occasional)
4. Loose or failed cable connection (occasional)
5. Loader assembly failure (rare)
6. Driver board failure (rare)

6 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

No line detected in blood leak detector patient safety

Alarm T1042 indicates blood effluent line not detected in BLD

Ranked causes

1. BLD effluent line not detected (common)
2. Tubing incorrectly installed in BLD (common)
3. Tubing is cloudy or debris in tubing path (occasional)
4. Air in the effluent line (occasional)
5. Wrong section of tubing installed in BLD (occasional)
6. Dirty BLD optics (occasional)

First check

Check BLD transmissivity reading

Test point: BLD detection signal display
Expected: 85 to 125%

6 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Unexpected loss of AC power during operation high voltage

Mains power is unexpectedly lost while system is operating

Ranked causes

1. Electrical receptacle issue (common)
2. External power cable failure (occasional)
3. Power entry module failure (occasional)
4. Loose or failed cable connection (occasional)
5. Power supply failure (occasional)
6. Power board failure (rare)

6 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

AC power connected but control unit does not start high voltage

Control unit fails to start when AC power is connected

Ranked causes

1. Battery failure (common)
2. Power supply failure (common)
3. Power board failure (occasional)
4. Main board or software failure (occasional)
5. Display failure (rare)

5 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

BLD sensor reading high patient safety

Alarm T1210 indicates blood leak detector sensor reading abnormally high

Ranked causes

1. Tubing incorrectly installed in BLD (common)
2. Tubing is cloudy or debris in the tubing path (occasional)
3. Air in the effluent line (occasional)
4. Wrong section of tubing installed in BLD (occasional)
5. Dirty BLD optics (occasional)

Cannot monitor return pressure patient safety

Pumps continue to run, 30-second countdown starts

Ranked causes

1. Disconnected patient catheter (occasional)
2. Disconnected return line (occasional)
3. Blood flow path obstruction before deaeration chamber (rare)
4. Disconnected chamber monitor line (occasional)
5. Clamped fluid line (occasional)

First check

Verify connection of catheter, return line, and monitor line

Test point: Patient catheter, return line, chamber monitor line connectors
Expected: All properly connected

Display is blank or white when control unit powered on caution

Display shows blank or white screen despite control unit having power. No display output visible.

Ranked causes

1. Power loss or momentary power event (common)
2. Loose or failed display power cable (common)
3. Loose or failed LVDS cable (common)
4. Display assembly failure (occasional)
5. Main board failure (occasional)

5 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Membrane pressure rising patient safety

Alarm T0786 triggered; membrane pressure gradually increasing. Pumps continue to run.

Ranked causes

1. Clamped or kinked line (common)
2. Inadequate anticoagulation (occasional)
3. Air leak at filter or return pressure sensor (occasional)
4. High Rep, PBP, or PFR flow rate (common)
5. Blood flow rate (BFR) too low (common)

First check

Perform Syringe Pump SST

Test point: Syringe pump function
Expected: Normal operation

1 more check with pass and fail actions, 5 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Scale handle open caution

Alarms T0811, T0812, T0813, T0934, T0947, T1081, T1281 triggered; scale position sensor indicates handle open or blocked. Blood pump continues, solution pumps stop.

Ranked causes

1. Scale handle not closed (common)
2. Object blocking scale (occasional)
3. Bag improperly hung (occasional)
4. Carrying bar not centered (occasional)
5. Scale handle position sensor failure (rare)

First check

Perform Scales SST

Test point: Scale handle position sensor
Expected: Sensor detects handle position accurately

3 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Scale LEDs do not light or operate correctly

Scale LEDs fail to illuminate or operate during normal operation

Ranked causes

1. LED cables not connected to correct LED assemblies (common)
2. Loose or failed cable connection (common)
3. LED assembly failure (occasional)
4. Safety board failure (rare)
5. Driver board failure (rare)

5 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Scale weight problem

Unexpected weight detected on scale during new patient selection or scale not closed

Ranked causes

1. Fluid bags from previous treatment remain on scale (common)
2. Scale not closed (common)
3. Bag handle missing (occasional)
4. Accidental new patient selection (occasional)
5. Foreign object on scale (occasional)

First check

Inspect scale for bags and foreign objects

Test point: Scale surface
Expected: Scale empty or only appropriate items present

1 more check with pass and fail actions, 4 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Serial port not communicating

Serial port communication failure. No communication on remote alarm or other serial connections.

Ranked causes

1. Incorrect serial port settings (common)
2. Remote alarm serial port jumpers incorrectly configured (common)
3. Loose or failed cable connections (common)
4. Isolation board failure (occasional)
5. Main board failure (occasional)

First check

Perform isolation board SST to verify serial port functionality

Test point: Isolation board SST system test
Expected: SST passes or fails
Tools: System self-test (SST) function

5 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Set disconnection patient safety

All pumps stop, return line clamp closes, blood does not circulate

Ranked causes

1. Disconnection anywhere in the set (common)
2. Line between blood pump and filter pod obstructed (occasional)
3. Blood flow rate too low (occasional)
4. Filter pressure sensor failed (rare)
5. Return pressure disconnection and return pressure alarm failure (rare)

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Alarm condition occurring during operation patient safety

System detects abnormal condition and displays alarm with onscreen instructions

Ranked causes

1. High-priority patient hazard requiring immediate intervention (common)
2. Medium-priority patient hazard not requiring immediate response (occasional)
3. Low-priority non-hazardous condition (occasional)
4. System malfunction preventing patient safety monitoring (rare)

First check

Monitor alarm status light and audio indicator

Test point: Control unit status light and speaker
Expected: Flashing red light and high-priority audio alarm for high-priority alarms

1 more check with pass and fail actions, 4 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Barcode reader not functioning

Barcode reader fails to read or recognize barcodes. Reader may be unresponsive or producing errors.

Ranked causes

1. Barcode reader incorrectly configured (common)
2. Loose or failed cable connection (common)
3. Barcode reader failure (occasional)
4. Main board failure (rare)

First check

Perform barcode reader SST to verify correct operation

Test point: Barcode reader SST system test
Expected: SST passes or fails
Tools: System self-test (SST) function

4 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Calcium line not detected patient safety

System fails to detect calcium line during citrate/calcium anticoagulation

Ranked causes

1. Calcium line disconnection (common)
2. Syringe improperly installed (common)
3. Plunger not locked (common)
4. Wrong syringe brand (occasional)

First check

Verify syringe is correctly installed with plunger locked

Test point: Syringe installation
Expected: Syringe correctly installed with plunger locked

1 more check with pass and fail actions, 4 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Calcium syringe not connected patient safety

Low force required to move syringe, all pumps stop

Ranked causes

1. Low force required to move syringe (unknown)
2. Disconnected calcium line (common)
3. Incorrect syringe installation (common)
4. Syringe clip is not closed on plunger (occasional)

Calibration: Safety Board SST patient safety

Self-test verifies safety board specifications including functional communication between safety, main and power board processors and safety-related components

Ranked causes

1. Safety board processor communication failure (unknown)
2. Communication redundancy to CP, ABD, syringe or BLD failure (unknown)
3. Pressure sensor analog circuit failure (unknown)
4. BLD, LLD, ABD or LLS circuit malfunction (unknown)

First check

Verify safety board processor and CP communication

Test point: Safety board with syringe/scales/CP
Expected: All communication tests pass; expected ranges shown in SST data window

3 more checks with pass and fail actions, 4 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Check access patient safety

Alarm T1145 indicates access pressure operating point is undetectable; pumps continue to run

Ranked causes

1. Patient is moving, coughing, or being suctioned (occasional)
2. Blocked or clotted catheter (occasional)
3. Clamped or kinked access line (occasional)
4. BFR too low (occasional)

First check

Perform Pressure Sensors SST

Test point: Access pressure sensor
Expected: Operating point detectable at expected range

4 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Check calcium syringe line patient safety

High force required to move calcium syringe; syringe stops

Ranked causes

1. Clamped or kinked syringe line (common)
2. Obstructed syringe arm (occasional)
3. Wrong syringe brand (occasional)
4. Calcium line vascular access clotting (rare)

First check

Verify syringe line unclamped

Test point: Syringe line
Expected: Line unclamped and unkinked

1 more check with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Display is locked or frozen caution

Display does not change or respond to user input. Screen appears to be stuck or frozen showing one image.

Ranked causes

1. Software lockup (common)
2. Software corruption (occasional)
3. Main board failure (occasional)
4. Touchscreen failure (occasional)

First check

Verify control unit responds to alarm condition

Test point: Alarm response test (e.g., open scale)
Expected: Display responds to alarm event
Tools: Manual alarm trigger

4 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Ethernet port not communicating

Ethernet communication failure. Only applicable if DCM/TVC is installed. No Ethernet communication from Isolation board.

Ranked causes

1. External network is not active (common)
2. Incorrect network/TVC settings (common)
3. Loose or failed cable connections (common)
4. Isolation board failure (occasional)

First check

Perform isolation board SST to verify Ethernet functionality

Test point: Isolation board SST system test
Expected: SST passes or fails
Tools: System self-test (SST) function

4 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Membrane pressure excessive patient safety

Alarm T0938 indicates excessive pressure in membrane system

Ranked causes

1. Clamped or kinked line (common)
2. Inadequate anticoagulation (occasional)
3. Air leak at filter or return pressure sensor (occasional)
4. High BFR, Rep, PBP, or PFR flow rate (common)

First check

Inspect lines for kinks or clamps

Test point: Membrane circuit lines
Expected: Lines straight and unclamped

1 more check with pass and fail actions, 4 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Return extremely positive patient safety

Alarm T1164 indicates high return pressure; all pumps stop and blood does not circulate

Ranked causes

1. Patient is moving, coughing, or being suctioned (occasional)
2. Blocked or clotted catheter (occasional)
3. Clamped or kinked return line (occasional)
4. BFR too high (occasional)

First check

Perform Pressure Sensors SST

Test point: Return pressure sensor
Expected: Pressure within normal limits

4 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Return line disconnection patient safety

Return line clamp closes, blood does not circulate through flow path, all pumps stop

Ranked causes

1. Patient moved or catheter dislodged (occasional)
2. Disconnected return line (common)
3. Disconnected chamber monitor line (occasional)
4. Clamped fluid line (occasional)

First check

Verify return line connection

Test point: Return line connector
Expected: Properly connected

4 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Return low operating point patient safety

Alarm T1162 indicates return operating point established above -20 mmHg but below current disconnect limit; pumps continue to run with 30-second countdown

Ranked causes

1. Disconnected patient catheter (occasional)
2. Disconnected return line (occasional)
3. Disconnected chamber monitor line (occasional)
4. Clamped fluid line (occasional)

First check

Perform Pressure Sensors SST

Test point: Return pressure operating point
Expected: Operating point within acceptable range or above disconnect limit

4 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Return pressure extremely positive patient safety

All pumps stop, return line clamp closes, blood does not circulate

Ranked causes

1. Patient moving, coughing, or being suctioned (common)
2. Blocked or clotted catheter (occasional)
3. Clamped or kinked return line (common)
4. Blood flow rate too high (occasional)

First check

Open return clamp to relieve pressure

Test point: Return line clamp
Expected: Clamp opens

3 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Set line attached to wrong bag patient safety

Information, alarm occurs if system detects weight change on incorrect scale

Ranked causes

1. Set line connected to wrong bag (occasional)
2. Incorrect tubing line connection (occasional)
3. Bags touching or partially supported (occasional)
4. Scale disturbance (rare)

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Status light does not operate correctly

Status light on top of display module does not light or operate correctly

Ranked causes

1. Incorrect LED configuration (common)
2. Loose or failed cable connection (common)
3. Display failure (occasional)
4. Main board failure (rare)

4 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Syringe not detected patient safety

System fails to detect syringe; syringe pump stops

Ranked causes

1. Syringe missing (common)
2. Syringe improperly installed (common)
3. Plunger not locked (common)
4. Syringe force sensor indicates low force (occasional)

First check

Verify syringe correctly installed with plunger locked

Test point: Syringe installation
Expected: Syringe correctly installed with plunger locked

1 more check with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Transmembrane pressure (TMP) excessive patient safety

Alarm T0783 triggered; high TMP detected. All pumps stop and blood does not circulate.

Ranked causes

1. High Rep, PBP, or PFR flow rate (common)
2. Low blood flow rate (BFR) setting (common)
3. Inadequate anticoagulation (occasional)
4. Wrong filter or effluent pressure measurement (rare)

First check

Perform Pressure Sensors SST

Test point: TMP sensor
Expected: Within normal limits

1 more check with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

USB port not communicating

USB port communication failure. Device or connection not recognized by system.

Ranked causes

1. Defective USB device (common)
2. Loose or failed cable connections (common)
3. Isolation board failure (occasional)
4. Main board failure (occasional)

First check

Perform isolation board SST to verify USB port functionality

Test point: Isolation board SST system test
Expected: SST passes or fails
Tools: System self-test (SST) function

4 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Wrong set detected at pre-prime patient safety

Information, system performs set recognition test before priming

Ranked causes

1. Filter set does not match prescription (occasional)
2. Incorrect set loaded (occasional)
3. Clamped dialysate line (occasional)
4. Incorrect return pressure sensor connection (occasional)

3 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Access extremely negative patient safety

Access pressure drops below normal threshold; all pumps stop and blood does not circulate

Ranked causes

1. Patient movement, coughing, or suctioning (common)
2. Blocked or clotted catheter (common)
3. Clamped or kinked return line (common)

First check

Inspect return line for kinks or clamps

Test point: Return line
Expected: Return line unkinked and unclamped

1 more check with pass and fail actions, 4 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Access extremely positive patient safety

Access pressure exceeds threshold (500 mmHg SW 2.1 or 450 mmHg SW 2.2); all pumps stop

Ranked causes

1. Blood flow rate too low (common)
2. External device delivering blood at too high pressure (occasional)
3. Access line kinked or clamped (common)

First check

Inspect access line for kinks or clamps

Test point: Access line
Expected: Access line unkinked and unclamped

1 more check with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Access pod not attached

Pod not detected; pumps continue to run

Ranked causes

1. Debris in pod socket (common)
2. Pod incorrectly installed (common)
3. Damaged pod (occasional)

First check

Inspect pod socket for debris

Test point: Pod socket
Expected: Socket clean

1 more check with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Air detected in blood patient safety

Alarm T0792 triggered; air detected in return line. All pumps stop, return line clamp closes.

Ranked causes

1. Leaking or disconnected catheter (common)
2. Air entry from bag, blood warmer, syringe line, access line, or PBP line (common)
3. Set not fully primed (common)

First check

Press Remove Air and follow onscreen instructions

Test point: Return line air clearance
Expected: Air removed from line

1 more check with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Blood flow stopped patient safety

Blood pump stopped for more than 30 seconds and less than 15 minutes, or stop button pressed

Ranked causes

1. Blood pump stopped >30 seconds and <15 minutes (unknown)
2. Stop button pressed (common)
3. Unresolved alarm condition (occasional)

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Blood leak detector normalization failure patient safety

Alarm T0853 triggered; BLD normalization failure during therapy. Blood pump continues, solution pumps stop. Alarm detection delayed up to 40 seconds.

Ranked causes

1. Tubing incorrectly installed in BLD (occasional)
2. Cloudy tubing or debris in tubing path (occasional)
3. Air in effluent line (occasional)

First check

Slide tube inside BLD to increase detection signal

Test point: BLD signal strength (transmissivity)
Expected: Transmissivity > 85%

3 more checks with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Blood visible in solution line or bag patient safety

Some or all fluid in solution line or bag is discolored. Blood appears to be passing through pump rotor.

Ranked causes

1. Saline discoloration from blood return and recirculation (common)
2. Previously-used disposable set in reuse (common)
3. Pump rotor failure (occasional)

First check

Perform motors SST to verify pump rotor operation

Test point: Motors SST system test
Expected: SST passes or fails
Tools: System self-test (SST) function

3 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Bolus interrupted patient safety

Complete bolus not delivered, syringe pump continues to run

Ranked causes

1. Clamped syringe line (occasional)
2. Empty syringe (occasional)
3. Alarm condition (occasional)

First check

Verify line connected to syringe

Test point: Syringe line connection
Expected: Correctly connected

Button or LED on power control panel does not operate

Power control panel button or LED fails to respond or light up

Ranked causes

1. Power issue (common)
2. Loose or failed cable connection (common)
3. Power control panel failure (occasional)

3 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Calcium syringe not detected patient safety

System fails to detect calcium syringe; syringe pump stops

Ranked causes

1. Syringe missing (common)
2. Syringe improperly installed (common)
3. Plunger not locked (common)

First check

Verify syringe correctly installed with plunger locked

Test point: Syringe installation
Expected: Syringe correctly installed with plunger locked

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Calibration: Air Bubble Detector SST

Self-test verifies air bubble detector can detect 20 µL bubbles and confirms tubing presence detection and fluid detection capability

Ranked causes

1. ABD not detecting tubing presence or absence (unknown)
2. ABD not detecting fluid in tubing (unknown)
3. ABD not detecting 20 µL bubble injection (unknown)

First check

Verify tubing absence detection

Test point: ABD tubing channel
Expected: ABD detects absence of tubing initially

3 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Calibration: Isolation Board SST

Self-test verifies isolation board I/O port function including serial null-modem connections, USB port presence/absence detection and remote alarm connector continuity

Ranked causes

1. Serial DB9 connector null-modem connection failure (unknown)
2. USB port not detecting test USB flash drive (unknown)
3. Remote alarm connector pin continuity failure (unknown)

First check

Verify DB9 serial null-modem connections

Test point: 3 DB9 connectors on isolation board
Expected: Serial loopback successful on all 3 connectors; communication verified
Tools: SE6025 loopback cable, SE6046 serial loopback plug

2 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Calibration: Liquid Level Sensor SST

Self-test verifies liquid level sensor correctly detects liquid level at upper and lower ranges and detects chamber presence; includes foam detector test

Ranked causes

1. LLS not detecting chamber presence or absence (unknown)
2. LLS not detecting liquid level at upper and lower ranges (unknown)
3. LLS foam detector not functioning (unknown)

First check

Verify chamber absence detection

Test point: Deaeration chamber position
Expected: LLS detects absence of chamber initially

5 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

More symptoms

Calibration: Return Clamp SST
Change set required
Check syringe line
Deaeration chamber missing or incorrectly installed
Effluent bag full
Effluent bag not filling during prime
Effluent pod not attached
Fan noise is louder or changes frequency
Fan sound is louder or changes frequency
Filter pod not attached
High filter pressure
Incorrect line connected to wrong bag
Main set loader failed
No line detected in air bubble detector
No line detected in discharger
Remote alarm port not communicating
Scale unstable - AE drain
Scale unstable - dialysate
Scale unstable - effluent
Scale unstable - PBP
Scale unstable - replacement
Scale unstable - replacement 2
Touchscreen is unresponsive
Wrong set detected at priming
AE bags on wrong scales
Battery not charging
Blood pump occlusion failure
Calcium syringe empty
Calibration: Driver Board SST
Calibration: Motors SST
Chamber level high
Control unit shuts off unexpectedly during operation
Dialysate scale not opened
Dialysate scale weight error
Display tilt/swivel stuck or loose
Flow problem with effluent line
Fluid leaks inside control unit
Front effluent scale not opened
Line attached to wrong replacement bag
Membrane pressure rising (clotted/kinked)
Patient high voltage discharger switch open
Pause time exceeded
PBP scale not opened
Pump or pump rotor/roller makes unusual or loud noise
Rep scale weight error
Replacement 2 scale not opened
Replacement container empty
Replacement scale not opened
Return line not in clamp
Return sensor disconnected
Scale Load Cell Mismatch alarm occurs
Scale Load Mismatch alarm
Solution bag empty
Syringe clip or syringe arm is loose
TherMax disposable installed error
Wheelbase is unstable
Abnormal performance in high RF environment
AE max set life reached
Alarm sound test failure
Anticoagulant checkpoint reminder
ARPS SST verification
Audio SST verification
Auto-effluent bags full
Barcode Reader SST verification
Battery depleted
Battery low
Battery temperature alarm T1055
Battery temperature problem - too high
Battery temperature problem - too low
BLD normalization failed during prime (T1313)
BLD normalization failure (T0853)
Blood leak detected alarm (T0830)
Blood leak detector requires renormalization
Blood leak self-test failure (T1205)
Calibration: Ambient Temperature Sensor SST
Calibration: Battery Pack quiescent current programming
Calibration: Liquid Leak Detector SST
Calibration: Loader home positions
Calibration: Main Board SST
Calibration: PrisMax PM preventive maintenance
Calibration: TherMax blood leak and bag detection sensors
Chamber level low
Confusing acronyms in prescription interface
Control unit does not respond to normal actions
Control unit reboots repeatedly or does not start
CRRT gain/loss limit reached
CRRT max set life reached
Dia line attached to PBP
Dialysate line clamped
Dialysate Scale Load Cell Mismatch alarm (B1892/B2114)
Dialysate Scale Load Cell Mismatch during setup
Dialysate Scale Load Cell Mismatch during treatment
Display shows streaks, missing information, or appears unstable
Display SST verification
Effluent pump failure
Effluent Rear Scale Load Cell Mismatch alarm (B1882/B2111)
Effluent Rear Scale Load Cell Mismatch during setup
Effluent Rear Scale Load Cell Mismatch during treatment
Effluent Scale Load Cell Mismatch alarm (B1871/B2112)
Effluent Scale Load Cell Mismatch during setup
Effluent Scale Load Cell Mismatch during treatment
Fluid in drip tray
Front effluent bag incorrect
Incorrect prescription values displayed after filter change
Install license or language files
Loaders SST verification
Loss of AC power
Low calcium infusion
Max set life reached
PBP fluid limit reached
PBP line attached to rep bag
PBP line clamped
PBP Scale Load Cell Mismatch alarm (B1887/B2113)
PBP Scale Load Cell Mismatch during setup
PBP Scale Load Cell Mismatch during treatment
PBP scale weight error
Peristaltic pump rotor or roller is loose
Pinch Valves SST verification
Pressure detected on new patient
Pressure Sensors SST verification
Preventive maintenance past due
Prime solution empty
Priming bag is empty
Rep line attached to dia
Rep2 scale weight error
Replacement line clamped
Replacement Scale Load Cell Mismatch alarm (B1897/B2115)
Replacement Scale Load Cell Mismatch during setup
Replacement Scale Load Cell Mismatch during treatment
Return barrier may be wet
Return clamp not closed
Return clamp not opened
Same alarm occurs repeatedly during treatment
Scale calibration temperature error
Scale disturbance
Scales SST verification
Schedule preventive maintenance
Service mode password entry fails
Side effluent bag incorrect
Software update required
Solution bag not mixed
SST adjustment or repair
Syringe pump out of order
Syringe Rx empty
System fails simulated patient treatment procedure
T1055 Battery Temperature Problem alarm
T1055 Battery Temperature Problem alarm occurs
TherMax log download fails or incomplete
Total loss of power
TPE max set life reached
Unexpected alarms or notices from RFID or magnetic field sources
Update component firmware
Update individual board software
Wrong effluent bag size

154 more symptoms with ranked causes and checks are in ServiceForge. Connect ServiceForge to your AI

Error codes

Code	Meaning	Trigger	Severity
`2639`	Software version not available when hovering information icon in PrisMax Log Data files	Hovering over information icon on left session browser area in PrisMax log data	warning
`2640`	TIME column displays incorrect default date and time values instead of actual recorded values	Activating data filter in Log Analyzer tool for PrisMax Log Data	warning
`2641`	Power Search feature returns incorrect sessions across multiple session queries	Using Power Search feature to query across multiple sessions in Log Analyzer	error
`2642`	Zoom in/out feature in Graph area ineffective; zooming out does not show full session view	Using zoom in/zoom out feature in Graph area; refresh problem occurs	warning
`B0584`	Syringe pump position/encoder conflict	BIOT detects mismatch between syringe pump position and encoder feedback	error
`B0855`	Replacement pinch valve failure (pre/post replacement)	BIOT detects failure of PV2 before or after replacement	error
`B0869`	Syringe pump actuation fault	BIOT detects syringe pump fails to actuate properly	error
`B0872`	Syringe pump speed failure	BIOT detects pump speed out of specification	error
`B0875`	Syringe pump direction failure	BIOT detects pump direction control failure	error
`B0877`	Syringe pump sensor/position conflict	BIOT detects mismatch between pump position sensor and actual position	error
`B0880`	Unexpected syringe movement	BIOT detects unintended pump actuation	error
`B0890`	Alarm sound test failure	BIOT speaker self-test fails	warning
`B0896`	Air bubble detector (ABD) self-test failure	BIOT ABD component self-test fails	error
`B0916`	Internal error; software assertion failure	BIOT detects software internal assertion error	error
`B1050`	Dialysate pinch valve failure (dialysate/post replacement)	BIOT detects failure of PV1 before or after replacement	error
`B1051`	AE bag fill pinch valve failure	BIOT detects failure of PV3	error
`B1052`	AE bag drain pinch valve failure	BIOT detects failure of PV4	error
`B1116`	Return pressure self-test failure	BIOT return pressure transducer self-test fails	error
`B1215`	ARPS System Failed; ARPS self-test failure	BIOT detects ARPS component or motor failure	error
`B1222`	Dialysis pump hardware failure	BIOT detects failure of dialysate pump (FP3)	error
`B1223`	AE drain pump hardware failure	BIOT detects failure of AE drain pump (FP6)	error
`B1224`	Blood pump hardware failure	BIOT detects failure of blood pump (FP1)	error
`B1225`	PBP pump hardware failure	BIOT detects failure of PBP pump (FP5)	error
`B1227`	Replacement pump hardware failure	BIOT detects failure of replacement pump (FP4)	error
`B1273`	ARPS System Failed; ARPS leak	BIOT detects pressure loss indicating ARPS system leak	error
`B1276`	Discharge circuit malfunction	BIOT detects discharge board or safety circuit failure	error
`B1336`	Pressure Detected; non-zero ARPS pressure failure	BIOT detects residual pressure in ARPS when should be zero	error
`B1395`	24-V power supply voltage out of range	BIOT detects 24-V supply voltage outside specification	error
`B1396`	24-V power supply current out of range	BIOT detects 24-V supply current exceeds specification	error
`B1397`	12-V power supply voltage out of range	BIOT detects 12-V supply voltage outside specification	error
`B1398`	12-V power supply current out of range	BIOT detects 12-V supply current exceeds specification	error
`B1399`	5-V power supply voltage out of range	BIOT detects 5-V supply voltage outside specification	error
`B1400`	5-V power supply current out of range	BIOT detects 5-V supply current exceeds specification	error
`B1401`	3.3-V power supply voltage out of range	BIOT detects 3.3-V supply voltage outside specification	error
`B1402`	3.3-V power supply current out of range	BIOT detects 3.3-V supply current exceeds specification	error
`B1403`	Super-capacitor voltage out of range	BIOT detects backup power capacitor voltage abnormal	error
`B1404`	Current of backup speaker out of range	BIOT backup speaker draws abnormal current	error
`B1408`	Filter pressure negative multiplexer test out of range	BIOT filter pressure negative test parameter fails	error
`B1409`	Access pressure negative multiplexer test out of range	BIOT access pressure negative test parameter fails	error
`B1410`	ARPS pressure negative multiplexer test out of range	BIOT ARPS pressure negative test parameter fails	error
`B1411`	Effluent pressure negative multiplexer test out of range	BIOT effluent pressure negative test parameter fails	error
`B1412`	Return pressure negative multiplexer test out of range	BIOT return pressure negative test parameter fails	error
`B1413`	Cascade pressure negative multiplexer test out of range	BIOT cascade pressure negative test parameter fails	error
`B1414`	Filter pressure zero multiplexer test out of range	BIOT filter pressure zero calibration test fails	error
`B1415`	Access pressure zero multiplexer test out of range	BIOT access pressure zero calibration test fails	error
`B1416`	ARPS pressure zero multiplexer test out of range	BIOT ARPS pressure zero calibration test fails	error
`B1417`	Effluent pressure zero multiplexer test out of range	BIOT effluent pressure zero calibration test fails	error
`B1418`	Return pressure zero multiplexer test out of range	BIOT return pressure zero calibration test fails	error
`B1419`	Cascade pressure zero multiplexer test out of range	BIOT cascade pressure zero calibration test fails	error
`B1420`	Filter pressure positive multiplexer test out of range	BIOT filter pressure positive test parameter fails	error
`B1421`	Access pressure positive multiplexer test out of range	BIOT access pressure positive test parameter fails	error
`B1422`	ARPS pressure positive multiplexer test out of range	BIOT ARPS pressure positive test parameter fails	error
`B1423`	Effluent pressure positive multiplexer test out of range	BIOT effluent pressure positive test parameter fails	error
`B1424`	Return pressure positive multiplexer test out of range	BIOT return pressure positive test parameter fails	error
`B1425`	Cascade pressure positive multiplexer test out of range	BIOT cascade pressure positive test parameter fails	error
`B1432`	Safety board common mode reference voltage out of range	BIOT detects safety board reference voltage abnormal	error
`B1441`	Pressure solenoids current out of range	Solenoid current measurement fails self-test	error
`B1443`	Driver board ADC voltage reference out of range	ADC reference voltage test fails during self-test	error
`B1451`	SP refresh failure	Safety processor refresh self-test fails	error
`B1454`	SP RAM test failure	Safety processor RAM self-test fails	error
`B1455`	SP flash test failure	Safety processor flash memory self-test fails	error
`B1456`	Repeated fault (SP to CP message)	Safety processor reports repeated communication fault to control processor	error
`B1457`	SP-PSC serial communications failure	Serial communication between safety processor and power supply controller fails	error
`B1464`	PSC RAM test failure	Power supply controller RAM self-test fails	error
`B1465`	PSC flash test failure	Power supply controller flash memory self-test fails	error
`B1466`	PSC RTC battery voltage test failure	Real-time clock battery voltage out of range	error
`B1467`	PSC power supply voltage test failure	Main power supply input voltage out of range	error
`B1470`	PSC 24-V voltage rail test failure	24-V regulated supply voltage out of range	error
`B1471`	PSC 12-V voltage rail test failure	12-V regulated supply voltage out of range	error
`B1472`	PSC 5-V voltage rail test failure	5-V regulated supply voltage out of range	error
`B1473`	PSC 3.3-V voltage rail test failure	3.3-V regulated supply voltage out of range	error
`B1474`	PSC 2.5-V voltage rail test failure	2.5-V regulated supply voltage out of range	error
`B1475`	PSC 1.2-V voltage rail test failure	1.2-V regulated supply voltage out of range	error
`B1478`	PSC cabinet temperature test failure	Cabinet temperature sensor reading out of range	error
`B1479`	PSC 3.3-V temperature test failure	3.3-V rail temperature sensor reading out of range	error
`B1480`	PSC 12-V temperature test failure	12-V rail temperature sensor reading out of range	error
`B1481`	PSC 5-V temperature test failure	5-V rail temperature sensor reading out of range	error
`B1483`	PSC-SP serial connection failure	Serial communication between power board and safety processor fails	error
`B1490`	DCP RAM test failure	Display controller processor RAM self-test fails	error
`B1491`	DCP flash test failure	Display controller processor flash memory self-test fails	error
`B1492`	DCP 12-V input supply voltage failure	Display controller 12-V input voltage out of range	error
`B1494`	DCP 1.8-V regulated supply voltage failure	Display controller 1.8-V regulated supply voltage out of range	error
`B1495`	DCP LED alarm supply voltage failure	LED alarm supply voltage out of range on display	error
`B1499`	DCP 12-V active backlight supply voltage failure	Display backlight 12-V supply voltage out of range	error
`B1507`	Scale calibration check failure	Weight scale calibration verification fails during self-test	error
`B1509`	Syringe calibration check failure	Syringe pump calibration verification fails	error
`B1519`	Barometer pressure out of range	Barometric pressure sensor reading out of specification	error
`B1520`	Barometer-driver board temperature comparison failure	Barometer and driver board temperature readings diverge excessively	error
`B1534`	Running task check failure	Running critical therapy task stops responding during treatment	error
`B1539`	Access pressure pod reposition failure	Access pressure transducer fails to re-initialize after repositioning	error
`B1540`	Filter pressure pod reposition failure	Filter pressure transducer fails to re-initialize after repositioning	error
`B1541`	Effluent pressure pod reposition failure	Effluent pressure transducer fails to re-initialize after repositioning	error
`B1588`	Leak sensor failure	Liquid leak detection circuit self-test fails	error
`B1593`	Return pressure sensor prime test failure	Return pressure sensor priming verification fails	error
`B1616`	Liquid level sensor (LLS) self-test failure	Liquid level sensor self-test fails	error
`B1627`	Safety board pressure transducer 10-V failure	Safety board 10-V reference for pressure transducers out of range	error
`B1702`	Syringe pump distance error	Syringe pump stroke distance measurement exceeds tolerance	error
`B1710`	Syringe pump stroke length error	Syringe pump stroke length measurement out of specification	error
`B1815`	Watchdog signal (60-Hz or 1-Hz) timeout	System watchdog timer expires due to missing periodic signal	error
`B1856`	Effluent scale communication failure	Communication with effluent weight scale fails	error
`B1859`	Internal syringe pump failure	Syringe pump internal component fault detected	error
`B1862`	Syringe voltage out of range	Syringe pump supply voltage out of specification	error
`B1863`	Effluent scale overload failure	Effluent weight scale reports load exceeds maximum	error
`B1867`	Syringe pump watchdog failure	Syringe pump watchdog timer expires	error
`B1868`	Syringe communication failure	Communication with syringe pump is lost or corrupted	error
`B1869`	Effluent scale calibration failure	Effluent scale calibration verification fails	error
`B1870`	Effluent scale hardware failure	Effluent weight scale reports internal hardware fault	error
`B1871`	Effluent scale load cell mismatch	Effluent scale load cell calibration or configuration mismatch detected	error
`B1871`	Effluent Scale Load Cell Mismatch	Load cells Ch1 and Ch2 readings differ by 30g or more during treatment	warning
`B1878`	AE scale communication failure	Communication with AE weight scale fails	error
`B1879`	AE scale overload failure	AE weight scale reports load exceeds maximum	error
`B1880`	AE scale calibration failure	AE scale calibration verification fails	error
`B1881`	AE scale hardware failure	AE weight scale reports internal hardware fault	error
`B1882`	AE scale load cell mismatch	AE scale load cell calibration or configuration mismatch detected	error
`B1882`	Effluent Rear Scale Load Cell Mismatch	Load cells Ch1 and Ch2 readings differ by 30g or more during treatment	warning
`B1883`	PBP scale communication failure	Communication with PBP weight scale fails	error
`B1884`	PBP scale overload failure	PBP weight scale reports load exceeds maximum	error
`B1885`	PBP scale calibration failure	Scale fails calibration during Service mode	error
`B1886`	PBP scale hardware failure	Scale hardware malfunction detected	error
`B1887`	PBP scale load cell mismatch	Load cell not matching expected configuration	error
`B1887`	PBP Scale Load Cell Mismatch	Load cells Ch1 and Ch2 readings differ by 30g or more during treatment	warning
`B1888`	Dialysate scale communication failure	Scale cannot communicate with main system	error
`B1889`	Dialysate scale overload failure	Scale detects weight overload condition	error
`B1890`	Dialysate scale calibration failure	Scale fails calibration during Service mode	error
`B1891`	Dialysate scale hardware failure	Scale hardware malfunction detected	error
`B1892`	Dialysate scale load cell mismatch	Load cell not matching expected configuration	error
`B1892`	Dialysate Scale Load Cell Mismatch	Load cells Ch1 and Ch2 readings differ by 30g or more during treatment	warning
`B1893`	Replacement scale communication failure	Scale cannot communicate with main system	error
`B1894`	Replacement scale overload failure	Scale detects weight overload condition	error
`B1895`	Replacement scale calibration failure	Scale fails calibration during Service mode	error
`B1896`	Replacement scale hardware failure	Scale hardware malfunction detected	error
`B1897`	Replacement scale load cell mismatch	Load cell not matching expected configuration	error
`B1897`	Replacement Scale Load Cell Mismatch	Load cells Ch1 and Ch2 readings differ by 30g or more during treatment	warning
`B1898`	Effluent scale refresh failure	Scale cannot refresh data from effluent system	error
`B1899`	AE scale refresh failure	Scale cannot refresh data from AE system	error
`B1900`	PBP scale refresh failure	Scale cannot refresh data from PBP system	error
`B1901`	Dialysate scale refresh failure	Scale cannot refresh data from dialysate system	error
`B1902`	Replacement scale refresh failure	Scale cannot refresh data from replacement system	error
`B1903`	Motor communication failure (blood pump)	Motor cannot communicate with main system	error
`B1905`	Motor message timeout (blood pump)	Motor does not respond to commands within timeout period	error
`B1906`	Motor torque failure (blood pump)	Motor cannot generate expected torque	error
`B1911`	Internal motor failure (blood pump)	Motor internal malfunction detected	error
`B1913`	Motor direction change failure (blood pump)	Motor cannot reverse direction as commanded	error
`B1914`	Motor speed failure (blood pump)	Motor cannot reach or maintain commanded speed	error
`B1921`	Motor communication failure (PBP pump)	Motor cannot communicate with main system	error
`B1923`	Motor message timeout (PBP pump)	Motor does not respond to commands within timeout period	error
`B1924`	Motor torque failure (PBP pump)	Motor cannot generate expected torque	error
`B1928`	Internal motor failure (PBP pump)	Motor internal malfunction detected	error
`B1931`	Motor direction change failure (PBP pump)	Motor cannot reverse direction as commanded	error
`B1932`	Motor speed failure - peristaltic blood pump	Blood pump (FP5) motor speed control failure detected during BIOT	error
`B1933`	Motor communication failure - dialysate pump	Dialysate pump (FP3) communication loss detected during BIOT	error
`B1935`	Motor message timeout - dialysate pump	Dialysate pump (FP3) fails to respond to commands within timeout period	error
`B1936`	Motor torque failure - dialysate pump	Dialysate pump (FP3) unable to deliver required torque during operation	error
`B1940`	Internal motor failure - dialysate pump	Dialysate pump (FP3) internal motor malfunction detected	error
`B1943`	Motor direction change failure - dialysate pump	Dialysate pump (FP3) unable to change direction when commanded	error
`B1944`	Motor speed failure - dialysate pump	Dialysate pump (FP3) motor speed control failure detected	error
`B1945`	Motor communication failure - replacement pump	Replacement pump (FP4) communication loss detected during BIOT	error
`B1947`	Motor message timeout - replacement pump	Replacement pump (FP4) fails to respond to commands within timeout	error
`B1948`	Motor torque failure - replacement pump	Replacement pump (FP4) unable to deliver required torque	error
`B1952`	Internal motor failure - replacement pump	Replacement pump (FP4) internal motor malfunction detected	error
`B1955`	Motor direction change failure - replacement pump	Replacement pump (FP4) unable to change direction when commanded	error
`B1956`	Motor speed failure - replacement pump	Replacement pump (FP4) motor speed control failure detected	error
`B1957`	Motor communication failure - effluent pump	Effluent pump (FP2) communication loss detected during BIOT	error
`B1959`	Motor message timeout - effluent pump	Effluent pump (FP2) fails to respond to commands within timeout	error
`B1960`	Motor torque failure - effluent pump	Effluent pump (FP2) unable to deliver required torque	error
`B1964`	Internal motor failure - effluent pump	Effluent pump (FP2) internal motor malfunction detected	error
`B1967`	Motor direction change failure - effluent pump	Effluent pump (FP2) unable to change direction when commanded	error
`B1968`	Motor speed failure - effluent pump	Effluent pump (FP2) motor speed control failure detected	error
`B1969`	Motor communication error - effluent drain pump	Effluent drain pump (FP6) communication loss detected during BIOT	error
`B1971`	Motor message timeout - effluent drain pump	Effluent drain pump (FP6) fails to respond to commands within timeout	error
`B1972`	Motor torque failure - effluent drain pump	Effluent drain pump (FP6) unable to deliver required torque	error
`B1976`	Internal motor failure - effluent drain pump	Effluent drain pump (FP6) internal motor malfunction detected	error
`B1979`	Motor direction change failure - effluent drain pump	Effluent drain pump (FP6) unable to change direction when commanded	error
`B1980`	Motor speed failure - effluent drain pump	Effluent drain pump (FP6) motor speed control failure detected	error
`B1981`	Syringe pump refresh failure	Syringe pump (SP1) fails to respond to refresh command during BIOT	error
`B1985`	Return clamp I/O timeout failure	Return clamp fails to respond to I/O commands within timeout period	error
`B1987`	Main loader position failure	Main loader motor (LDR1) unable to reach or verify position	error
`B2002`	Discharger relay failure	Discharge relay unable to energize or de-energize when commanded	error
`B2006`	Return clamp current measurement failure	Return clamp current measurement out of expected range	error
`B2008`	Dialysate pinch valve overcurrent failure	Dialysate pinch valve (PV1) draws excessive current	error
`B2029`	Motor refresh failure - blood pump	Blood pump (FP1) fails to respond to refresh command during BIOT	error
`B2030`	Motor refresh failure - PBP pump	Peristaltic blood pump (FP5) fails to respond to refresh command during BIOT	error
`B2031`	Motor refresh failure	Dialysate pump motor refresh fails	critical
`B2032`	Motor refresh failure	Replacement pump motor refresh fails	critical
`B2033`	Motor refresh failure	Effluent pump motor refresh fails	critical
`B2034`	Motor refresh failure	Effluent drain pump motor refresh fails	critical
`B2038`	ARPS pressure sensor refresh failure	ARPS pressure sensor refresh fails	critical
`B2039`	ABD refresh failure	ABD device refresh fails	critical
`B2040`	BLD refresh failure	BLD device refresh fails	critical
`B2041`	LLS refresh failure	LLS device refresh fails	critical
`B2042`	Discharger refresh failure	Discharge board refresh fails	critical
`B2043`	Drip tray refresh failure	Drip tray sensor refresh fails	critical
`B2044`	Main loader refresh failure	Main loader motor refresh fails	critical
`B2045`	Return clamp refresh failure	Return clamp refresh fails	critical
`B2046`	Dialysate pinch valve refresh failure	PV1 dialysate pinch valve refresh fails	critical
`B2047`	ARPS pump refresh failure	ARPS pump refresh fails	critical
`B2055`	Access pressure sensor refresh failure	Access pressure sensor refresh fails	critical
`B2059`	Filter pressure sensor refresh failure	Filter pressure sensor refresh fails	critical
`B2063`	Effluent pressure sensor refresh failure	Effluent pressure sensor refresh fails	critical
`B2067`	Return pressure sensor refresh failure	Return pressure sensor refresh fails	critical
`B2072`	Dialysate pinch valve position failure	PV1 dialysate pinch valve position feedback fails	critical
`B2077`	Replacement pinch valve refresh failure	PV2 replacement pinch valve refresh fails	critical
`B2079`	Replacement pinch valve overcurrent failure	PV2 replacement pinch valve draws excessive current	critical
`B2080`	Replacement pinch valve position failure	PV2 replacement pinch valve position feedback fails	critical
`B2081`	Effluent pinch valve refresh failure	PV3 effluent pinch valve refresh fails	critical
`B2083`	Effluent pinch valve overcurrent failure	PV3 effluent pinch valve draws excessive current	critical
`B2084`	Effluent pinch valve position failure	PV3 effluent pinch valve position feedback fails	critical
`B2085`	Effluent drain pinch valve refresh failure	PV4 effluent drain pinch valve refresh fails	critical
`B2087`	Effluent drain pinch valve overcurrent failure	PV4 effluent drain pinch valve draws excessive current	critical
`B2088`	Effluent drain pinch valve position failure	PV4 effluent drain pinch valve position feedback fails	critical
`B2091`	AE loader refresh failure	AE loader motor refresh fails	critical
`B2092`	AE loader position failure	AE loader position feedback fails	critical
`B2093`	Discharger position failure	Discharge board position feedback fails	critical
`B2094`	Motor position sensor failure	Blood pump motor position sensor fails	critical
`B2095`	Motor position sensor failure	PBP pump motor position sensor fails	critical
`B2096`	Motor position sensor failure	Dialysate pump motor position sensor fails	critical
`B2097`	Motor position sensor failure	Replacement pump motor position sensor fails	critical
`B2098`	Motor position sensor failure	Effluent pump motor position sensor fails	critical
`B2099`	Motor position sensor failure	Effluent drain pump motor position sensor fails	critical
`B2111`	AE scale load cell mismatch	AE scale load cell signal mismatch detected	critical
`B2111`	Effluent Rear Scale Load Cell Mismatch	Load cells Ch1 and Ch2 readings differ by 30g or more during setup	warning
`B2112`	Effluent Scale Load Cell Mismatch	Load cells Ch1 and Ch2 readings differ by 30g or more during setup	warning
`B2112`	Effluent scale load cell mismatch	Effluent scale load cell signal mismatch detected	critical
`B2113`	PBP scale load cell mismatch	PBP scale load cell signal mismatch detected	critical
`B2113`	PBP Scale Load Cell Mismatch	Load cells Ch1 and Ch2 readings differ by 30g or more during setup	warning
`B2114`	Dialysate Scale Load Cell Mismatch	Load cells Ch1 and Ch2 readings differ by 30g or more during setup	warning
`B2114`	Dialysate scale load cell mismatch	Dialysate scale load cell signal mismatch detected	critical
`B2115`	Replacement scale load cell mismatch	Replacement scale load cell signal mismatch detected	critical
`B2115`	Replacement Scale Load Cell Mismatch	Load cells Ch1 and Ch2 readings differ by 30g or more during setup	warning
`B2126`	PBP scale overload threshold failure	PBP scale weight exceeds overload threshold	critical
`B2127`	Dialysate scale overload threshold failure	Dialysate scale weight exceeds overload threshold	critical
`B2128`	Replacement scale overload threshold failure	Replacement scale weight exceeds overload threshold	critical
`B2129`	Effluent scale overload threshold failure	Effluent scale weight exceeds overload threshold	critical
`B2130`	AE scale overload threshold failure	AE scale weight exceeds overload threshold	critical
`B2180`	Return clamp does not stay open	Return clamp does not remain in open position	critical
`B2203`	SP refresh failure	SP (Safety Pump or similar) refresh fails	critical
`B2219`	PSC refresh failure	PSC (Power Supply Control) refresh fails	critical
`B2220`	DCP refresh failure	DCP (Display Controller Processor) refresh fails	critical
`B2222`	System Failure	System reset occurred	critical
`B2226`	Call Service - Therapy timing error	Therapy timing error detected	critical
`B2247`	Call Service - Safety processor detected a fault	Safety processor (SP) detects fault condition	critical
`B2248`	Call Service - Loader not retracted with patient connected	Loader motor fails to retract when patient is connected	critical
`B2305`	Call Service - Language Load Failure	CRC check fails on language file or associated font file	error
`B2306`	Call Service - Font Load Failure	CRC check fails on font file or associated language file	error
`Incomplete software download`	System entered service mode due to incomplete software download	PrisMax system detected incomplete or failed software update	error
`Load Cell Mismatch`	Scale load cell sensor has drifted out of calibration or is malfunctioning	Load cell signal does not match expected reference value during normal operation	warning
`Load Cell Mismatch`	Scale load cell drift detected, measurement mismatch between load cells	Rough handling of old scale design (D6006-0x) or calibration drift on any scale	warning
`P1363`	Incorrect CP software version	POST detects CP software version mismatch	critical
`P1364`	Kernel RAM address test failure	POST detects kernel RAM memory error	critical
`P1365`	Extracted kernel binary CRC check failure	POST detects kernel binary checksum error	critical
`P1366`	Still on battery power after total loss of power	AC power loss detected but system still on battery	critical
`P1368`	Part number comparison failure	Component part number mismatch detected	error
`P1369`	GPMC to power board bus test failure	General-Purpose Memory Controller communication error with power board	critical
`P1370`	GPMC to main board bus test failure	General-Purpose Memory Controller communication error with main board	critical
`P1371`	GPMC to safety board bus test failure	General-Purpose Memory Controller communication error with safety board	critical
`P1372`	GPMC to driver board bus test failure	General-Purpose Memory Controller communication error with driver board	critical
`P1375`	Power board FPGA communication failure	FPGA communication error on power board	critical
`P1376`	Main board FPGA communication failure	FPGA communication error on main board	critical
`P1377`	Safety board FPGA communication failure	FPGA communication error on safety board	critical
`P1378`	Driver board FPGA communication failure	FPGA communication error on driver board	critical
`P1381`	Safety system FPGA communication failure	Safety FPGA communication error detected	critical
`P1382`	Power board hardware revision failure	Power board hardware revision mismatch or error	error
`P1383`	Main board hardware revision failure	Main board hardware revision mismatch or error	error
`P1384`	Safety board hardware revision failure	Safety board hardware revision mismatch or error	error
`P1385`	Driver board hardware revision failure	Driver board hardware revision mismatch or error	error
`P1388`	Power board software revision failure	Power board software revision mismatch or error	error
`P1389`	Main board software revision failure	Main board software revision mismatch or error	error
`P1390`	Safety board software revision failure	Safety board software revision mismatch or error	error
`P1391`	Driver board software revision failure	Driver board software revision mismatch or error	error
`P1394`	FPGA software CRC failure	FPGA software checksum validation failed	critical
`P1405`	Return clamp current out of range	Return clamp motor current measurement abnormal	error
`P1406`	Power board ADC refresh failure	Power board ADC (Analog-to-Digital Converter) not refreshing	error
`P1407`	Return clamp not closed	Return clamp fails to close during POST	error
`P1435`	Safety board ADC refresh failure	Safety board ADC not refreshing	error
`P1437`	PV1 dialysate pinch valve current out of range	Dialysate pinch valve motor current measurement abnormal	error
`P1438`	PV2 replacement pinch valve current out of range	Replacement pinch valve motor current measurement abnormal	error
`P1439`	PV3 effluent pinch valve current out of range	Effluent pinch valve motor current measurement abnormal	error
`P1440`	PV4 AE pinch valve current out of range	AE pinch valve motor current measurement abnormal	error
`P1444`	Driver board ADC refresh failure	Driver board ADC not refreshing	error
`P1445`	SP serial communications failure	Safety Processor serial communications error	critical
`P1446`	Invalid SP communications	Safety Processor communications invalid or corrupted	critical
`P1447`	Incorrect SP software version	Safety Processor software version mismatch	critical
`P1452`	SP CRC failure		error
`P1453`	SP POST failure		error
`P1458`	PSC serial communications failure		error
`P1459`	Invalid PSC communications		error
`P1460`	Invalid PSC software version	In the process of a software update and the monitor was not restarted in service mode	error
`P1462`	PSC CRC failure		error
`P1463`	PSC POST failure		error
`P1484`	DCP serial communications failure		error
`P1485`	Invalid DCP communications		error
`P1486`	Invalid DCP software version		error
`P1487`	Incorrect DCP hardware version		error
`P1488`	DCP CRC failure		error
`P1489`	DCP POST failure		error
`P1502`	Calibration CRC failure		error
`P1510`	Main board I2C-1 (audio) bus failure		error
`P1511`	Main board I2C-2 (motors) bus failure		error
`P1512`	Main board I2C-3 (scales) bus failure		error
`P1513`	Safety board I2C-1 (barometer) bus failure		error
`P1514`	Safety board I2C-2 (syringe) bus failure		error
`P1521`	Power board enable/disable all pump stop failure		error
`P1523`	Incorrect I2C device application software revision		error
`P1524`	Incorrect I2C device hardware part number		error
`P1525`	Audio processing unable to produce sound		error
`P1526`	Audio DAC circuit unable to produce sound		error
`P1527`	Backup speaker unable to produce sound		error
`P1528`	SD card failure		error
`P1529`	SD card failure		error
`P1530`	SD card failure		error
`P1531`	SD card failure		error
`P1533`	SD card manifest check failure		error
`P1536`	SD card failure: not all POST tests executed		error
`P1564`	Isolation board hardware revision failure		error
`P1565`	Backplane board hardware revision failure		error
`P1566`	Battery management board hardware revision failure		error
`P1567`	Replaceable board hardware revision failure		error
`P1568`	Main board hardware revision failure		error
`P1584`	Driver board power actuator failure	Driver board circuitry failure or short in component or cable	error
`P1587`	SP delegate revision failure		error
`P1626`	SD card incorrectly installed		error
`P1661`	SP actuator test failure	Built-in ongoing testing (BIOT) detects failure in safety pump actuator	error
`P1662`	SP backup speaker test failure	BIOT backup speaker self-test fails	error
`P1748`	No failure; POST passed all tests	Power-on self-test completed successfully	info
`P2245`	SST failed	One or more Scheduled Self-Tests did not complete or pass	error
`P2299`	MAC address could not be verified or is at default value; Real-time clock may have failed	MAC address verification fails at startup	warning
`P2301`	SD Boot detected	System boots from SD card instead of internal storage	warning
`P2336`	High Assurance Boot (HAB) not closed	i.MX6 processor High Assurance Boot has not been closed	error
`Scale Load Cell Mismatch`	Load cell output values do not match expected parameters during scale operation	Scale load cell drift or mismatch detected during system operation or SST	warning
`SST in progress requiring reboot`	System reboot required due to service software test in progress	Service Software Test (SST) procedure initiated and reboot pending	info
`T0525`	Return line disconnection	Patient moved, catheter dislodged, return line or chamber monitor line disconnected, or fluid line clamped	error
`T0526`	Return pressure extremely positive	Patient moving, coughing, or being suctioned; blocked/clotted catheter; clamped/kinked return line; blood flow rate too high	error
`T0527`	Cannot monitor return pressure	Disconnected patient catheter, return line, chamber monitor line, or clamped fluid line; obstruction before deaeration chamber	warning
`T0582`	Blood flow stopped	Blood pump stopped >30 seconds and <15 minutes, stop button pressed, or unresolved alarm condition	warning
`T0585`	Low calcium infusion	Calcium infusion stopped for too long	warning
`T0586`	Check syringe line	Syringe force higher than expected due to clamped/kinked line, improper installation, or wrong syringe brand	error
`T0587`	Check syringe line	Syringe force higher than expected due to clamped/kinked line, improper installation, or wrong syringe brand	error
`T0588`	Calcium syringe empty	Syringe plunger position indicates empty or syringe is empty	warning
`T0590`	Check calcium syringe line	Increased syringe force detected during citrate/calcium anticoagulation; clamped/kinked line, improper installation, or missing check valve	error
`T0591`	Calcium syringe not connected	Low force required to move syringe, disconnected calcium line, incorrect syringe installation, syringe clip not closed, or syringe line from set connected	info
`T0593`	Bolus interrupted	Complete bolus not delivered due to clamped syringe line, empty syringe, or alarm condition	warning
`T0595`	Total loss of power	Battery voltage drops below 21.5 V, system not connected to AC power	critical
`T0596`	Battery low	System on battery for 15 minutes or battery voltage <25 V	warning
`T0597`	Battery depleted	Battery is not fully charged	info
`T0598`	Loss of AC power	No AC power	warning
`T0602`	Fluid in drip tray	Drip tray sensors detect fluid	warning
`T0603`	Return clamp not closed	Obstruction prevents clamp from closing	error
`T0608`	Wrong set detected (pre-prime)	Filter set does not match prescription, incorrect set loaded, clamped dialysate/replacement lines, or incorrect return pressure sensor connection	warning
`T0609`	Wrong set detected (priming)	Filter set does not match prescription, incorrect set loaded, or clamped effluent line; alarm occurs at end of priming cycle for CRRT therapy	warning
`T0610`	PBP line attached to rep bag or container	Set line connected to wrong bag, incorrect tubing connection, bags touching/partially supported, or scale disturbance	info
`T0614`	Priming bag is empty	Priming bag empty	info
`T0775`	Access extremely negative	Patient moving, coughing, or being suctioned; blocked/clotted catheter; clamped/kinked return line; blood flow rate too high	error
`T0777`	Set disconnection	Disconnection anywhere in set, line between blood pump and filter pod obstructed, blood flow rate too low, filter pressure sensor failed, or return pressure disconnection	critical
`T0779`	Membrane pressure excessive due to clotted filter or kinked lines	Membrane pressure exceeds safe operating limit	warning
`T0780`	Excessive membrane pressure with filtering issues	Sustained high membrane pressure condition	warning
`T0781`	High filter pressure detected; all pumps stop and blood does not circulate	Filter pressure exceeds maximum safe limit	error
`T0783`	Transmembrane pressure (TMP) excessive; all pumps stop and blood does not circulate	TMP exceeds maximum safe limit	error
`T0786`	Membrane pressure gradually rising; pumps continue to run	Sustained gradual increase in membrane pressure	warning
`T0787`	Membrane pressure rising due to clotted filter	Clot formation in filter causing pressure increase	warning
`T0788`	Membrane pressure rising due to kinked lines	Line obstruction causing pressure increase	warning
`T0792`	Air detected in blood return line; all pumps stop and return line clamp closes	Air bubble detected by air bubble detector in return line	critical
`T0793`	Return line not in clamp or incorrectly installed; all pumps stop	Return line not detected in clamp position	error
`T0798`	CRRT gain/loss limit reached over 180 minute period; blood pump continues, solution pumps stop	Total fluid gain/loss exceeds preset CRRT limit	warning
`T0800`	PBP (Pre-Blood Pump) patient fluid input has reached threshold limit	PBP fluid accumulation reaches preset threshold	info
`T0801`	Effluent bag full; bag weight exceeds maximum; blood pump continues, solution pumps stop	Effluent bag weight sensor reading exceeds maximum for bag size	warning
`T0802`	Auto-Effluent (AE) drain bags full; AE draining paused too long; blood pump continues, solution pumps stop	AE drain has not run long enough to empty bags that are nearing capacity	warning
`T0804`	Dialysate bag empty; bag weight indicates empty; blood pump continues, solution pumps stop	Dialysate bag weight sensor reads empty	warning
`T0805`	Replacement solution bag empty; blood pump continues, solution pumps stop	Replacement bag weight sensor reads empty	warning
`T0809`	Replacement container empty or externally supported; blood pump continues, solution pumps stop	Replacement container weight at empty threshold	warning
`T0811`	PBP scale handle open; blood pump continues, solution pumps stop	PBP scale position sensor indicates handle not fully closed	warning
`T0812`	Dialysate scale handle open; blood pump continues, solution pumps stop	Dialysate scale position sensor indicates handle not fully closed	warning
`T0813`	Replacement solution scale handle open; blood pump continues, solution pumps stop	Replacement scale position sensor indicates open	warning
`T0818`	Front effluent scale not opened; bag changed without opening scale; pumps remain stopped	Bag changed without first opening effluent scale handle	error
`T0820`	Scale calibration temperature error (low priority); system continues to run	Ambient temperature differs from temperature at scale calibration time	warning
`T0822`	Flow problem with effluent line; effluent bag weight varies from expected; blood pump continues, solution pumps stop	Effluent bag weight measurement inconsistent with expected outflow	warning
`T0823`	Flow problem with replacement solution line; solution bag weight varies from expected; blood pump continues, solution pumps stop	Replacement solution bag weight inconsistent with expected delivery	warning
`T0824`	Flow problem with dialysate line; dialysate bag weight varies from expected; blood pump continues, solution pumps stop	Dialysate bag weight measurement inconsistent with expected flow	warning
`T0825`	PBP double-compartment bag not mixed; seal between compartments not broken; blood pump continues, solution pumps stop	Solution flow rate and weight indicate mixed compartments are still sealed	error
`T0830`	Blood leak detected in effluent line; may indicate ruptured filter membrane; blood pump continues, solution pumps stop	Blood leak detector (BLD) optics detect blood in effluent tubing	critical
`T0830`	Blood Leak Detected	BLD sensor transmittivity signal exceeds threshold for red blood cell presence	critical
`T0844`	Wrong Effluent Bag Size override	Effluent bag weight exceeds maximum for bag size	warning
`T0844`	Wrong effluent bag size; effluent bag weight greater than expected; blood pump continues, solution pumps stop	Effluent bag weight scale reading exceeds expected maximum for programmed bag size	warning
`T0850`	Blood pump occlusion failure; set not holding pressure during pump test; all pumps stop	Pressure hold test during therapy initiation or system check fails	error
`T0853`	Blood leak detector normalization failure during therapy; blood pump continues, solution pumps stop	BLD unable to establish baseline optical signal (normalization) during treatment	error
`T0853`	BLD Normalization failure	BLD unable to establish baseline transmittivity signal at startup or during operation	warning
`T0878`	Syringe pump out of order; syringe movement obstructed; pump stops	Syringe movement detected as blocked or restricted	warning
`T0890`	Alarm sound test failure; alarm sound verification disabled; override auto-cleared at 85%+ volume	Alarm volume setting below default threshold of 85%	info
`T0933`	PBP bag empty (refer to T0804)	PBP bag weight indicates empty	warning
`T0934`	Effluent scale open (refer to T0811)	Effluent scale position sensor indicates open	warning
`T0935`	PBP flow problem (refer to T0823)	PBP solution weight varies from expected	warning
`T0938`	Membrane pressure excessive	Membrane pressure exceeds threshold during treatment	warning
`T0943`	TherMax disposable installed error	Disposable detected during warmer initialization	warning
`T0947`	Scale open	Scale detected as open	info
`T0948`	Change set required	Blood pump stopped for over 10 minutes; stop button pressed; or unresolved alarm	error
`T1042`	No line detected in blood leak detector	Effluent line not detected during BLD sensor check	warning
`T1043`	Deaeration chamber missing	Deaeration chamber not detected during sensor check	critical
`T1045`	No line detected in air bubble detector	Return line not detected in ABD	critical
`T1046`	No line detected in discharger	Discharger does not detect line present	warning
`T1054`	Battery Temperature Problem override	Battery temperature outside normal operating range (high)	warning
`T1055`	Battery Temperature Problem	Detected during power-up after extended inactivity or initial commissioning when system attempts full battery charge	warning
`T1069`	Replacement 2 solution flow problem (refer to T0823)	Replacement 2 bag weight varies from expected	warning
`T1070`	AE drain flow problem (refer to T0823)	AE drain line weight varies from expected	warning
`T1070`	Replacement line clamped or disconnected	Line clamp sensor detects clamped or disconnected line	info
`T1073`	Dialysate line clamped or disconnected	Line clamp sensor detects clamped or disconnected line	info
`T1075`	PBP line clamped or disconnected	Line clamp sensor detects clamped or disconnected line	info
`T1076`	Replacement 2 bag empty; blood pump continues, solution pumps stop	Replacement 2 bag weight sensor reads empty	warning
`T1081`	Replacement 2 scale handle open; blood pump continues, solution pumps stop	Replacement 2 scale position sensor indicates open	warning
`T1084`	PBP scale not opened	Scale open switch not detected when bag changed	warning
`T1086`	Dialysate scale not opened	Scale open switch not detected when bag changed	warning
`T1087`	Replacement scale not opened	Scale open switch not detected when bag changed	warning
`T1112`	PBP line attached to rep bag or PBP line not connected	Set line connected to wrong bag, incorrect tubing connection, bags touching/partially supported, or scale disturbance	info
`T1113`	Dia attached to rep bag or dia line not connected	Set line connected to wrong bag, incorrect tubing connection, bags touching/partially supported, or scale disturbance	info
`T1114`	Multiple line-to-bag mismatch conditions	System detects multiple incorrect line connections during priming	info
`T1114`	Rep line attached to dia/pbp bag or rep line not detected	Set line connected to wrong bag, incorrect tubing connection, bags touching/partially supported, or scale disturbance	info
`T1119`	Anticoagulant checkpoint reminder	Preset reminder interval to assess anticoagulation elapsed	info
`T1123`	Effluent scale weight unstable	Scale weight measurement is unstable after closing	warning
`T1129`	Dialysate scale weight unstable	Scale weight measurement is unstable after closing	warning
`T1130`	Replacement 2 scale weight unstable	Scale weight measurement is unstable after closing	warning
`T1131`	Replacement scale weight unstable	Scale weight measurement is unstable after closing	warning
`T1132`	PBP scale weight unstable	Scale weight measurement is unstable after closing	warning
`T1133`	AE drain scale weight unstable	Scale weight measurement is unstable after closing	warning
`T1137`	Main set loader failed	Set did not load correctly into loader mechanism	error
`T1138`	AE circuit loader failed	AE circuit loader did not complete correctly	error
`T1144`	Pause time exceeded	More than 60 minutes elapsed since prime completed without starting therapy	warning
`T1145`	Check access - operating point undetectable	Access pressure operating point not detected	warning
`T1158`	Flow problem - PBP flow low	Solution flow rate less than set rate for PBP	warning
`T1159`	Flow problem - effluent flow low	Solution flow rate less than set rate for effluent	warning
`T1162`	Return operating point low	Return operating point above -20 mmHg but below disconnect limit	warning
`T1164`	Return pressure extremely high	Return pressure exceeds positive threshold	critical
`T1167`	Return monitor line disconnected or damaged	Return monitor line not detected or fluid barrier test fails	critical
`T1168`	Return line disconnection	Same as T0525	error
`T1169`	Return line disconnection	Same as T0525	error
`T1175`	AE bags on incorrect scales	Unexpected weight detected on AE scales during priming	info
`T1182`	Return clamp not opened	Clamp does not open during clamp control activation	critical
`T1188`	Flow problem - AE drain flow low	Solution flow rate less than set rate for AE drain	warning
`T1189`	Flow problem - replacement flow low	Solution flow rate less than set rate for replacement	warning
`T1190`	Flow problem - replacement 2 flow low	Solution flow rate less than set rate for replacement 2	warning
`T1191`	Flow problem - dialysate flow low	Solution flow rate less than set rate for dialysate	warning
`T1192`	Flow problem - effluent flow low (second instance)	Estimated effluent flow less than half expected value	warning
`T1193`	Flow problem - AE flow low	Estimated AE flow less than half expected value	warning
`T1194`	Flow problem - PBP flow low (second instance)	Estimated PBP flow less than half expected value	warning
`T1195`	Flow problem - replacement flow low (second instance)	Estimated replacement flow less than half expected value	warning
`T1196`	Flow problem - replacement 2 flow low (second instance)	Estimated replacement 2 flow less than half expected value	warning
`T1197`	Flow problem - dialysate flow low (second instance)	Estimated dialysate flow less than half expected value	warning
`T1198`	Replacement 2 scale not opened	Scale open switch not detected when bag changed	warning
`T1199`	Battery not charging before fully charged	Battery overheated or excessive charging time	warning
`T1201`	Replacement solution bag not mixed; double-compartment seal not broken; blood pump continues, solution pumps stop	Replacement bag compartments still sealed when flow expected	error
`T1202`	Replacement 2 bag not mixed; double-compartment seal not broken; blood pump continues, solution pumps stop	Replacement 2 bag compartments still sealed	error
`T1203`	Dialysate bag not mixed; double-compartment seal not broken; blood pump continues, solution pumps stop	Dialysate bag compartments still sealed when flow expected	error
`T1205`	Blood leak detector self-test failure	BLD periodic self-test failed; no expected output voltage change	warning
`T1206`	Syringe Rx empty	Syringe plunger position at empty	info
`T1209`	Calcium line not detected	Calcium line disconnected or syringe installation error	warning
`T1210`	BLD sensor reading high	Blood leak detector sensor exceeds acceptable range	warning
`T1226`	Effluent pump failure	Effluent line kinked or clamped	error
`T1237`	Access extremely positive	Access pressure exceeds threshold: 500 mmHg (SW 2.1) or 450 mmHg (SW 2.2)	error
`T1238`	Access extremely negative	Access pressure drops below threshold; patient movement or catheter blockage	error
`T1244`	Check calcium syringe line	Increased syringe force detected during citrate/calcium anticoagulation	error
`T1262`	CRRT max set life reached	Set in use longer than intended life	info
`T1267`	Max set life reached	Set life usage exceeded	info
`T1268`	TPE max set life reached	TPE set life usage exceeded	info
`T1275`	Patient high voltage discharger switch open	Patient connected to mains AC power or external defibrillator used	critical
`T1277`	Return barrier may be wet	Return chamber monitor line wet or fluid barrier compromised	warning
`T1279`	Chamber level low	Fluid level low in deaeration chamber	info
`T1281`	Scale open	Scale is open	info
`T1281`	Auto-Effluent (AE) effluent scale handle open; blood pump continues, solution pumps stop	AE effluent scale position sensor indicates open	warning
`T1291`	Side effluent bag incorrect	Effluent bag hanging on incorrect scale	info
`T1292`	Front effluent bag incorrect	Effluent bag hanging on incorrect scale	info
`T1294`	Syringe force overload	Syringe force higher than expected; clamped/kinked line, improper installation, or wrong syringe brand	error
`T1298`	Syringe not detected	Syringe missing or improperly installed; plunger not locked	warning
`T1305`	Prime solution empty	Priming bag is empty	info
`T1306`	Calcium syringe not detected	Calcium syringe missing or improperly installed	warning
`T1308`	PBP line attached to replacement bag	Set line connected to wrong bag	info
`T1309`	Dialysate line attached to PBP	Incorrect tubing line connection	info
`T1310`	Replacement line attached to dialysate	Set line connected to wrong bag	info
`T1311`	Scale calibration temperature error (medium priority); system continues to run	Ambient temperature differs from scale calibration temperature	warning
`T1313`	BLD normalize failed	BLD emitter current outside acceptable range	error
`T1318`	Scale weight problem - PBP	New patient selected with weight > 30 g on scale or scale not closed	info
`T1319`	Scale weight problem - dialysate	New patient selected with weight > 30 g on scale or scale not closed	info
`T1320`	Scale weight problem - replacement	New patient selected with weight > 30 g on scale or scale not closed	info
`T1321`	Scale weight problem - effluent	New patient selected with weight > 30 g on scale or scale not closed	info
`T1322`	Scale weight problem - AE drain	New patient selected with weight > 30 g on scale or scale not closed	info
`T1333`	Access pressure detected	New patient selected with pressure > 15 mmHg on access line	info
`T1334`	Filter pressure detected	New patient selected with pressure > 15 mmHg on filter line	info
`T1335`	Effluent pressure detected	New patient selected with pressure > 15 mmHg on effluent line	info
`T1337`	Return pressure detected	New patient selected with pressure > 15 mmHg on return line	info
`T1347`	Dialysate scale weight error	Dialysate bag weight does not change as expected during prime	error
`T1360`	Schedule preventive maintenance	System calibration is due	info
`T1361`	Preventive maintenance past due	System maintenance is overdue	warning
`T1552`	Flow problem - AE fill flow low	Estimated AE fill flow less than half expected value	warning
`T1553`	Flow problem	Flow measurement outside acceptable range	warning
`T1553`	Flow problem - AE drain flow low (second instance)	Estimated AE drain flow less than half expected value	warning
`T1554`	Flow problem - AE drain fill flow low	Estimated AE drain fill flow less than half expected value	warning
`T1555`	Flow problem	Flow measurement outside acceptable range	warning
`T1570`	Check syringe line	High force required to move syringe	info
`T1571`	Check calcium syringe line	High force required to move calcium syringe	info
`T1591`	Chamber level high	High fluid level in deaeration chamber	info
`T1594`	Effluent bag not filling during prime	Effluent bag weight change less than expected during prime	info
`T1597`	Access pod not attached	Access pod not detected at startup or during operation	warning
`T1598`	Effluent pod not attached	Effluent pod not detected	warning
`T1599`	Filter pod not attached	Filter pod not detected	warning
`T1603`	Replacement pinch valve failure	Lower pinch valve does not operate correctly during prime	warning
`T1604`	Dialysate pinch valve failure	Upper pinch valve does not operate correctly during prime	warning
`T1605`	AE bag fill pinch valve failure	Left AE pinch valve does not operate correctly during prime	warning
`T1606`	AE bag drain pinch valve failure	Right AE pinch valve does not operate correctly during prime	warning
`T1607`	Rep Line Attached to PBP Bag	Rep line detected attached to PBP instead of correct bag	info
`T1608`	Rep Line Not Detected	System fails to detect replacement line	info
`T1609`	Effluent Bag Full	Effluent volume exceeds remaining capacity of effluent bag during prime	info
`T1610`	Rep scale weight error	Replacement bag weight does not change as expected during prime	error
`T1611`	PBP scale weight error	PBP bag weight does not change as expected during prime	error
`T1612`	No Line in BLD	No effluent line detected in BLD	error
`T1614`	Return Line Clamped	Return line is clamped or kinked preventing blood circulation	error
`T1615`	Access Line Clamped	Access line is clamped or kinked preventing blood circulation	error
`T1616`	Liquid Level Sensor Fail	Liquid level sensor in deaeration chamber not sensing the chamber	warning
`T1625`	Clamped Lines Test Failed	Lines not clamped when set unloading is requested	error
`T1629`	Patient Lines Test in Progress	Lines not clamped when set unloading is requested	error
`T1630`	Return Barrier May Be Wet	Return barrier detected as wet	warning
`T1631`	Pod Repositioning Interrupted	Pod repositioning interrupted, check for clamped effluent line	warning
`T1632`	Pod Repositioning Interrupted	Pod repositioning interrupted due to clamped access lines	error
`T1633`	Pod Repositioning Interrupted	Pod repositioning interrupted due to clamped access and return lines	error
`T1649`	PBP Bag Overweight	Measured bag weight at maximum	warning
`T1650`	Replacement Bag Overweight	Measured replacement bag weight at maximum	warning
`T1651`	Dialysate Bag Overweight	Measured dialysate bag weight at maximum	warning
`T1652`	Replacement 2 Bag Overweight	Measured replacement 2 bag weight at maximum	warning
`T1654`	ABD Fluid Detected	ABD detects fluid during setup for new patient	warning
`T1656`	Return Extremely Negative	Return pressure out of range or low blood flow detected	error
`T1658`	TPE Prime Solution Empty	Priming bag is empty	warning
`T1659`	Return Clamp Not Closed	Return clamp fails to close or debris blocks clamp	error
`T1660`	Prescription Changes Timeout	Changes to prescription entered but not accepted or cancelled within 5 minutes	info
`T1701`	Calibrate Syringe	Syringe pump calibration required	info
`T1703`	Syringe Arm Interrupted	Syringe arm obstructed during new patient test or syringe installed before test	info
`T1704`	Syringe Force Sticky	Syringe arm/front panel is dirty or obstruction present	info
`T1705`	Effluent Bag Full	Effluent bag is full	warning
`T1711`	Treatment Stopped	No fluid transfer over 10 minutes; Stop button pressed; Unresolved alarm; Open scale handle	warning
`T1712`	Return Line in Clamp	New patient selected and tubing line installed in component; Tubing remains in component from previous treatment	info
`T1713`	Bag Not filling	Effluent bag not filling during prime	info
`T1714`	Bag Not filling	Effluent bag not filling during prime	info
`T1716`	Effluent Drain Weight Increase	Unexpected weight increase detected on the scale	warning
`T1717`	Rep Weight Increase	Unexpected weight increase detected on the scale	warning
`T1718`	Rep2 Weight Increase	Unexpected weight increase detected on the scale	warning
`T1719`	Dia Weight Increase	Unexpected weight increase detected on the scale	warning
`T1720`	PBP Weight Increase	Unexpected weight increase detected on the scale	warning
`T1721`	Effluent Bag Weight Change	Unexpected weight increase detected on the scale	warning
`T1722`	Defaults Not Set	Installation is incomplete; A default setting is missing	info
`T1723`	Line in Component	New patient selected and tubing line installed in component; Tubing remains from previous treatment	info
`T1724`	Line in Component	New patient selected and tubing line installed in component; Tubing remains from previous treatment	info
`T1725`	Line in Component	New patient selected and tubing line installed in component; Tubing remains from previous treatment	info
`T1726`	Line in Component	New patient selected and tubing line installed in component; Tubing remains from previous treatment	info
`T1772`	Rep2 Line Clamped	Rep2 set line kinked or clamped	info
`T1773`	PBP Line Attached to Rep2	PBP set line connected to wrong bag	info
`T1774`	Rep2 Line Attached to PBP	Rep2 set line connected to wrong bag	info
`T1775`	Rep2 Attached to Rep Bag	System detects weight change on incorrect scale	info
`T1776`	Rep2 Line Not Connected	System detects weight change on incorrect scale	info
`T1777`	Rep Line Attached to Rep2	System detects weight change on incorrect scale	info
`T1778`	Rep2 scale weight error	Rep2 bag weight does not change as expected during prime	error
`T1783`	Wrong Set Detected	Set recognition test during priming detects incorrect set	warning
`T1816`	Return Barrier May Be Wet	Fluid barrier detection during operation	warning
`T1833`	Battery Not Present	System temperature high or battery fuse blown	error
`T2071`	Connectivity Test	Test alarm for remote alarm system	info
`T2119`	AE max set life reached	Therapy set life exceeded	info
`T2124`	Unsuitable Calcium Solution	Calcium solution concentration out of range for patient weight	info
`T2125`	Bag on Wrong Scale	Unexpected weight on AE scale	info
`T2131`	Line Misconnected	Line not connected correctly during prime	info
`T2132`	Line Misconnected	Line not connected correctly during prime	info
`T2160`	Flow Problem	Flow obstruction detected	warning
`T2161`	Flow Problem	Flow obstruction detected	warning
`T2202`	Flow Problem	Solution flow rate less than half expected; Detection delayed up to 40 seconds	warning
`T2217`	Effluent Bag Incorrect	5-L effluent bag in use when 9-L bag size selected	warning
`T2224`	Bag Not Filling	Return line disconnected or obstructed	warning
`T2228`	Anticoagulation Suspended	Anticoagulation not performed for over 6 minutes	warning
`T2238`	Blood Flow Rate Too Low	Blood flow rate below threshold	warning
`T2240`	Return Low Operating Point	Return operating point becomes low	warning
`T2243`	Auto-Effluent Bags Nearly Full	Effluent bag filled during Prime with no remaining capacity	warning
`T2244`	Effluent Bag Full	Effluent bag weight exceeds maximum or bag is full	warning
`T2254`	TherMax Sustained Communication Lost	Loss of communication between TherMax and PrisMax for more than 20 minutes	error
`T2255`	PrisMax - TherMax Communication Lost	Disconnected cable or loss of communication	warning
`T2259`	Call Service	TherMax not properly installed	error
`T2260`	PBP Excessive Weight Error	Bad bag connection or line obstruction	error
`T2261`	Priming bag is empty	Priming bag empty	warning
`T2262`	Priming bag is empty	Priming bag empty	warning
`T2263`	Effluent Bag Full	Effluent bag full	warning
`T2274`	TherMax In Transport Position	Warmer arm in transportation position	warning
`T2275`	TherMax Cover Open	TherMax open in cleaning position or latches not fully closed	warning
`T2280`	Return Line Disconnected in Prime	Return line disconnected during priming	warning
`T2281`	TherMax Bag Not Connected to Set	Warmer disposable not detected during prime	error
`T2282`	TherMax Outlet Temperature Too High	Temperature exceeds threshold	error
`T2283`	Blood Flow Rate Too Low For TherMax	Blood flow rate below threshold for TherMax operation	warning
`T2284`	TherMax Disposable Not Inserted	Warmer disposable not detected during therapy	error
`T2285`	TherMax Disposable Leak	Leak from blood warmer disposable	critical
`T2286`	Replacement Excessive Weight Error	Bad bag connection or line obstruction	error
`T2287`	Effluent excessive weight error	Dialysate effluent weight exceeds expected limits	warning
`T2288`	TherMax power switch off	TherMax blood warmer power switch turned off	warning
`T2289`	Blood flow rate too low for TherMax heating	Return pressure above 20 mmHg threshold	warning
`T2290`	Return blood temperature low	Plate temperature at maximum limits	warning
`T2291`	Return blood temperature low - incompatible prescription	Prescription parameters incompatible with heating capability	warning
`T2292`	TherMax malfunction	Heating system operational error	error
`T2293`	TherMax leak detector error	Leak detector failure during operation	error
`T2295`	TherMax malfunction with code	Malfunction code sent from TherMax to PrisMax controller	error
`T2296`	TherMax disposable not locked	TherMax disposable not properly secured	error
`T2297`	TherMax detecting high voltage	Abnormal voltage detected in TherMax circuit	error
`T2298`	TherMax malfunction	Unspecified TherMax system malfunction	critical
`T2300`	TherMax bag not inflated	Bag inflation pressure lost during operation	error
`T2302`	TherMax not level	TherMax arm position incorrect	warning
`T2303`	TherMax fluid present	Fluid detected in TherMax device interior	error
`T2304`	TherMax not level	TherMax insufficient level for proper operations	warning
`T2307`	TherMax cover open	TherMax cover not fully closed or in cleaning position	error
`T2308`	TMP arterial pressure rising	Arterial pressure elevation during treatment	warning
`T2309`	Air detected in prime	Air bubbles present during priming phase	warning
`T2310`	Air detected flush	Air bubbles present during flush cycle	warning
`T2314`	Ambient temperature sensor failure	Ambient temperature sensor malfunction	error
`T2315`	Foam detected in liquid level sensor chamber	Foam present in deaeration chamber	warning
`T2322`	Liquid level sensor self-test failed	LLS self-test failure during system diagnostics	error
`T2325`	Target plasma exchange treatment completed	Target exchange volume achieved	info
`T2327`	Dialysate pump set load failure	Motor RPM outside command limits for 3+ seconds during set loading	info
`T2328`	Replacement pump set load failure	Motor RPM/position outside limits or fault bits raised during loading	info
`T2329`	Pre-blood pump set load failure	PBP motor RPM/position outside limits or fault during set loading	info
`T2330`	Blood Pump Set Load Fail	Replacement motor RPM or position outside command limits for 3.0 seconds or Speed Error or Over Torque Fault bits raised during set loading/unloading	info
`T2331`	Auto-Effluent Pump Set Load Fail	Replacement motor RPM or position outside command limits for 3.0 seconds or Speed Error or Over Torque Fault bits raised during set loading/unloading	info
`T2332`	Effluent pump set load failure	Motor RPM outside limits for 3+ seconds during set loading	info
`T2333`	Turn Off Sweep Gas	Transitioning from therapy state to recirculation, return, or end mode when ECCO2R is used	info
`T2334`	Turn Off External Pump	Transitioning from therapy state to recirculation, return, or end mode when external pump is used	info
`T2335`	Turn On External Pump	Treatment starts when Citrate Bag is selected as anticoagulation type	info
`T2338`	High Buffer Load	Normalized net buffer load exceeds 0.3 mmol/h/kg	warning
`T2339`	ECCO2R Checkpoint Reminder	Preset reminder interval to assess ECCO2R therapy elapses	info

Likely causes and actions for each code are in ServiceForge. Connect ServiceForge to your AI

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ServiceForge knowledge base record. Field-unverified unless technicians confirmed it. A teaching summary of the record, not a service manual. Export 2026-10-14.