Fluid warmers · FMS2000 family

Smiths Medical FMS 2000: troubleshooting and error codes

The ServiceForge knowledge base holds 59 documented symptoms for the Smiths Medical FMS 2000, with 106 ranked causes, 83 diagnostic checks with test points and expected values, and 27 error codes. Each symptom below shows its causes and the first check; the rest is one connection away. Connect ServiceForge to your AI

Symptoms

Fluid out condition detected patient safety

System reports low or no fluid; stops pumping and heating; sounds alarm and displays message

Ranked causes

1. Infusion bag empty or depleted (common)
2. Bag clamps not fully opened (common)
3. Bag not fully spiked (occasional)
4. Tubing not seated firmly in fluid out sensor (occasional)
5. Tubing stretched in fluid out sensor (occasional)
6. Air vent filter clogged (occasional)
7. Coarse blood filter clogged (occasional)
8. Reservoir or recirculate line obstructed (rare)

First check

Check fluid bag level and reprime function

Test point: Infusion bag fluid level; reprime volume count display
Expected: Bag contains fluid; REPRIME volume count decrements from 100 to 0 ml

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

Fluid out alarm patient safety

Alarm message 'FLUID OUT, CHECK INLET TUBING AND FILTER. ADD MORE FLUID.' indicates the infusate reservoir is empty or fluid supply is depleted

Ranked causes

1. Out of infusate in fluid bag (common)
4. Fluid out sensor tubing not seated firmly in detector (occasional)
5. Fluid out sensor tubing stretched or misaligned (occasional)
6. Clogged air vent filter on fluid bag (occasional)
7. Clogged coarse blood filter in reservoir chamber (occasional)
8. Reservoir or recirculate line obstructed (occasional)

First check

Verify fluid level in bag and reservoir

Test point: Fluid bag and reservoir chamber
Expected: Fluid present in bag with adequate volume; reservoir chamber has visible fluid level

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

Air detected in fluid line patient safety

Air bubble detected in air detection sensor; system alarms and stops pumping and heating

Ranked causes

1. Tubing not seated firmly in air detector (common)
2. Trapped air in air detection sensor (common)
3. Leak in disposable set (occasional)
4. Air detector sensor dirty or obstructed (occasional)

First check

Verify tubing seating in air detector

Test point: Air detector sensor chamber
Expected: Tubing seated firmly with no gaps; fluid flows freely through sensor

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

High pressure alarm patient safety

Alarm message 'HIGH PRESSURE DETECTED CHECK PATIENT LINE FOR BLOCKAGE.' indicates line pressure exceeds safe limits

Ranked causes

1. Patient line is blocked or obstructed (common)
2. Recirculate line is blocked (common)
3. Infusion site is not well placed or catheter bore is too small (common)
4. Pressure limit setting is set too low (occasional)

First check

Inspect patient line for blockage

Test point: Patient line pathway from warmer to patient
Expected: Line is clear and unobstructed with no kinks, clots, or debris

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

No heating during operation patient safety

System does not heat fluid to physiologic temperature; temperature display incorrect or heating fault message appears

Ranked causes

1. Windows on disposable or IR sensor wet or dirty (common)
2. Power module not calibrated properly (occasional)
3. Temperature probes out of calibration (occasional)
4. Power module malfunction or temperature probe failure (rare)

First check

Examine windows on disposable set and IR sensor

Test point: Disposable set and IR sensor windows
Expected: Clean and dry

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

Air detection alarm patient safety

Air bubble detected in tubing; alarm sounds and message displays; pumping and heating stop; valve moves to recirculate position

Ranked causes

1. Air in the line (common)
2. Tubing in air detection sensor not seated firmly (common)
4. Air detector sensor dirty (occasional)

First check

Open unit door

Test point: Door
Expected: Door opens

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

Battery not charging or no heating

Unit does not heat fluid; battery charge time excessive or run time too short

Ranked causes

1. Power cord not plugged into AC receptacle (common)
2. AC power source unavailable or cord disconnected (common)
3. Internal rechargeable battery depleted or failed (occasional)

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

High pressure detected in line patient safety

System detects elevated line pressure; stops pumping and heating; sounds alarm

Ranked causes

1. Patient line or recirculate line blocked (common)
2. Infusion site poorly placed or catheter bore too small (occasional)
3. Pressure limit setting too low (occasional)

First check

Inspect flow path for blockages

Test point: Patient line and recirculate line connections and tubing
Expected: Clear fluid flow with no visible kinks, clots, or obstructions

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

No power or inadequate battery runtime

System not powered or battery discharges too quickly

Ranked causes

1. Power cord not plugged into AC mains (common)
2. Batteries discharged in DC operation (common)
3. Battery aged or failing (occasional)

First check

Verify AC power source and cord connection

Test point: AC outlet, power cord plug
Expected: Power cord connected to live AC outlet

2 more checks with pass and fail actions are in ServiceForge. Connect ServiceForge to your AI

Power module overtemp caution

Power driver module overheating; cabinet temperature reached 70C

Ranked causes

1. Blocked air intake vents (common)
2. Excessive flow rate or warm fluid (occasional)
3. Persistent overtemp condition (rare)

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

System does not heat fluid to physiologic temperature patient safety

Warmer not reaching target temperature; fluid delivery cooler than expected

Ranked causes

1. Disposable set or IR sensor window wet or dirty (common)
2. Power module not calibrated properly (occasional)
3. Temperature probes out of calibration or power module malfunction (occasional)

First check

Inspect windows on disposable set and IR sensor

Expected: Windows clean and dry, no condensation or contamination

2 more checks with pass and fail actions are in ServiceForge. Connect ServiceForge to your AI

System does not heat to physiologic temperature patient safety

Fluid output temperature below set physiologic level; heating ineffective

Ranked causes

1. Disposable set or IR sensor window wet or dirty (common)
2. Power module not calibrated properly or out of calibration (occasional)
3. Power module malfunction or temperature probe failure (rare)

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

Air detection alarm activated patient safety

Air bubble detected in air detection sensor above diversion valve; pump and heating stop; alarm displays and system enters recirculate mode.

Ranked causes

1. Air bubble trapped in air detection sensor (common)
2. Hydrophobic filter clogged by blood particulates (occasional)

First check

Press MUTE button to silence alarm

Test point: Control panel MUTE button
Expected: Alarm sound stops; display continues to show air detection alert

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

Heater fault latch caution

Heater power control fault triggered by line noise or internal failure

Ranked causes

1. Excessive AC power line noise (common)
2. Internal heater failure (occasional)

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

Key pad does not accept input caution

Key pad continuously depressed or unresponsive to input; constant beeping alarm

Ranked causes

1. Key pad being continually depressed (common)
2. Key pad failure (rare)

First check

Check key pad physical condition

Test point: Key pad buttons
Expected: Not depressed; free moving

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

Keypad does not accept input or constant beeping

Buttons unresponsive or system continuously sounds alarm

Ranked causes

1. Keypad held depressed or stuck mechanically (common)
2. Keypad failure (rare)

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

Keypad not accepting input

Keypad does not respond to key presses; constant beeping

Ranked causes

1. Key continuously depressed or stuck (common)
2. Keypad hardware failure (occasional)

First check

Release all keys on keypad

Expected: No keys stuck or continuously pressed

1 more check with pass and fail actions are in ServiceForge. Connect ServiceForge to your AI

Missing disposable set caution

No disposable set installed in unit or disposable failed loading criteria; alarm sounds and message displays

Ranked causes

1. Disposable set not installed (common)
2. Disposable failed loading criteria check (occasional)

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

No power or battery run time too short caution

System unplugged or battery does not hold sufficient charge for adequate run time

Ranked causes

1. Power cord not plugged into AC power (common)
2. Rechargeable battery discharged in DC operation (occasional)

First check

Verify power cord connection

Test point: AC power receptacle
Expected: Power cord firmly connected and AC power available

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

No power or insufficient battery runtime

System does not power on or battery runtime is very short (less than 0.5 hour after full 8-hour charge).

Ranked causes

1. Power cord not plugged into AC power (common)
2. Battery discharged or battery degraded (occasional)

First check

Verify AC power source and cord connection

Test point: AC outlet, power cord connectors
Expected: AC outlet live; power cord fully seated

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

Pump fault caution

Pump failure with speed feedback encoder malfunction or blockage

Ranked causes

1. Pump blocked or dirty (common)
2. Pump encoder failure (occasional)

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

System does not prime fluid patient safety

System unable to pull fluid into lines during prime cycle; countdown does not go from 100 to 0 ml

Ranked causes

1. Recirculate line obstructed (common)
2. Fluid reservoir empty or absent (common)

First check

Verify recirculate line not obstructed

Expected: Recirculate path clear

1 more check with pass and fail actions are in ServiceForge. Connect ServiceForge to your AI

Temperature probes fail to calibrate

Temperature probes do not calibrate successfully; calibration fails or produces errors

Ranked causes

1. Temperature probe hardware malfunction (occasional)
2. Incorrect fluid temperature used for calibration (common)

First check

Verify calibration fluid temperature is correct

Expected: Fluid temperature matches calibration requirement

1 more check with pass and fail actions are in ServiceForge. Connect ServiceForge to your AI

Valve fault caution

Valve failure or position sensor malfunction; valve did not move to position

Ranked causes

1. Valve blocked or stuck (common)
2. Valve position sensor malfunction (occasional)

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

Air detector fault

Air detector failure detected during system startup

Ranked causes

1. Air detector hardware failure (common)

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

Alarm volume too low patient safety

Audible alarm volume cannot be heard adequately

Ranked causes

1. Alarm volume in Setup Routine turned down to lowest level (common)

First check

Access System Setup menu

Test point: Setup Routine - Alarm Volume
Expected: Volume control accessible

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

Dim display caution

Display brightness is too low

Ranked causes

1. Display brightness in Setup Routine turned to lowest level (common)

First check

Access System Setup menu

Test point: Setup Routine - Display Brightness
Expected: Brightness control accessible

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

Display brightness too dim

Screen display faint or difficult to read in clinical environment

Ranked causes

1. Display brightness set to minimum in Setup routine (common)

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

Display brightness too low

Monitor display appears dim

Ranked causes

1. Display brightness reduced to minimum in Setup (common)

First check

Access Calibration/Set-Up menu and increase display brightness

Expected: Display visible and readable

Display is dim

LCD or LED display brightness is very low or nearly unreadable.

Ranked causes

1. Display brightness setting turned down to lowest level (common)

First check

Access System Setup brightness control

Test point: Setup menu display brightness slider/setting
Expected: Brightness control accessible and adjustable

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

Door is open caution

System detects open door; stops pumping and heating; sounds alarm

Ranked causes

1. Door not fully closed (common)

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

Door open caution

System stops heating and pumping when door is opened or if opened during operation; audible alarm sounds; valve goes to recirculate position

Ranked causes

1. Door is open (common)

First check

Door is fully closed

Test point: Door latch
Expected: Door closed without kinks in tubing

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

Door open alarm patient safety

System detects open door; stops heating and pumping; valve goes to recirculate; audible alarm sounds

Ranked causes

1. Door physically open (common)

First check

Close system door

Test point: Door position sensor
Expected: Door fully closed and latched

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

Flow rate slower than set or will not reach set rate patient safety

Infusion pump output below commanded rate despite control settings

Ranked causes

1. Line pressure exceeds Pressure Limit setting; system reducing flow automatically (common)

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

Flow rate slowing or not reaching set rate patient safety

Infusion rate reduces below set rate; pressure reading flashes at pressure status line and system periodically beeps

Ranked causes

1. System reducing flow to maintain pressure under Pressure Limit (common)

First check

Inspect tubing for kinks or obstructions

Test point: Infusion tubing
Expected: Clear without obstructions

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

Fluid out caution

Fluid runs out during infusing or tubing in fluid out detector is pulled/kinked; pump and heating stop; Fluid Out message displays and audible alarm sounds; valve goes to recirculate position

Ranked causes

1. Empty fluid bags or kinked tubing in fluid detector (common)

First check

Fluid bags are empty

Test point: Fluid bag level indicator
Expected: Bags contain adequate fluid

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

Fluid out reprime failure patient safety

REPRIME volume count does not decrement from 100 to 0 ml during priming cycle

Ranked causes

1. Tubing blockage or disconnection (common)

First check

Verify tubing connections

Test point: Fluid line connectors
Expected: All connections tight and secure

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

Heater over power fault caution

Heater power consumption exceeds safe limit of 1500 watts

Ranked causes

1. Heater hardware fault (common)

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

Heater power read back fault caution

Heater power feedback signal missing or open circuit

Ranked causes

1. Power feedback circuit open or malfunction (common)

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

Internal computer malfunction (Watch Dog alarm) patient safety

Hardware override circuit detects processor not operating properly. System stops pumping and heating; high pitch tone sounds.

Ranked causes

1. Processor operating improperly (unknown)

First check

Attempt system restart

Test point: System power and processor
Expected: System restarts and operates normally without Watch Dog alarm

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

Key pad sensitivity incorrect caution

Key pad is too sensitive or not responsive to input

Ranked causes

1. Key pad sensitivity in Setup set to Fast or Slow (common)

First check

Access System Setup menu

Test point: Setup Routine - Key Pad Sensitivity
Expected: Sensitivity setting accessible

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

Keypad is too sensitive or not responsive

Keys trigger actions too easily or do not respond when pressed; sensitivity is misadjusted.

Ranked causes

1. Keypad sensitivity setting at Fast or Slow setting (common)

First check

Access System Setup keypad sensitivity control

Test point: Setup menu keypad sensitivity setting
Expected: Sensitivity control accessible with Fast/Slow/Normal options

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

Keypad sensitivity abnormal

Buttons unresponsive or overly sensitive; inconsistent input response

Ranked causes

1. Keypad sensitivity setting incorrect in Setup (common)

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

Low battery

System flashes BATT LOW message and sounds audible alarm

Ranked causes

1. Battery depleted (common)

First check

Verify BATT LOW message and alarm present

Test point: Display and audio output
Expected: BATT LOW message flashing with audible alarm

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

Low battery alarm

Alarm message 'LOW BATTERY' flashes and periodic beep sounds, indicating battery voltage is too low for continued operation

Ranked causes

1. Battery charge voltage is below safe operating threshold (common)

First check

Verify AC power outlet availability

Test point: Power source for warmer unit
Expected: AC outlet is available and providing power to the system

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

Low battery condition caution

Battery voltage too low to sustain operation; LOW BATTERY message displayed and periodic beep sounds

Ranked causes

1. Battery charge depleted (common)

First check

Measure battery voltage

Test point: Battery terminals or internal voltage measurement point
Expected: Battery charge voltage greater than 22.5 ± 0.3 volts for normal operation V, ±0.3 V

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

Low battery warning

System flashes BATT LOW message and sounds audible alarm

Ranked causes

1. Battery charge depleted (common)

First check

Verify AC power connection

Test point: AC outlet
Expected: System powered from AC outlet

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

Missing disposable

No disposable set installed in unit. Alarm sounds and message displays.

Ranked causes

1. Disposable set not installed or not properly loaded (common)

First check

Verify disposable set is properly installed

Test point: Disposable load position
Expected: Disposable passes load criteria

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

Missing disposable INOP alarm patient safety

Alarm message 'MISSING DISPOSABLE' is displayed; system indicates no disposable set is installed in the warmer unit

Ranked causes

1. No disposable set installed in the unit (common)

First check

Verify disposable set is properly installed

Test point: Disposable set position in warmer
Expected: Disposable is fully installed and loads correctly per loaded disposal criteria

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

No heating: battery not charging

Unit powered by battery but no heating function occurs. Battery does not charge when AC power applied.

Ranked causes

1. Power cord not plugged into AC receptacle (common)

First check

Verify AC power cord connection

Test point: Power cord and AC receptacle
Expected: Power cord fully inserted in AC receptacle; indicator light on if present

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

Persistent Air Detection alarm patient safety

System repeatedly triggers air-in-line alarm during operation

Ranked causes

1. Actual air in fluid line or tubing (common)

First check

See Air Detection in Alarm Message section of manual

Expected: Specific diagnosis and resolution per air detection section

Persistent Fluid Out alarm patient safety

System repeatedly triggers Fluid Out alarm; unable to complete prime countdown

Ranked causes

1. Fluid reservoir empty, disconnected, or blocked (common)

First check

See Fluid Out in Alarm Message section of manual

Expected: Specific fluid supply diagnosis and resolution

Persistent High Pressure alarm patient safety

System repeatedly triggers high pressure alarm during operation

Ranked causes

1. Line or tubing obstructed; high viscosity fluid (common)

First check

See High Pressure in Alarm Message section of manual

Expected: Specific cause diagnosis and resolution per High Pressure section

System does not prime patient safety

System will not count down from 100 to 0 ml in Prime mode

Ranked causes

1. Reservoir or recirculate line obstructed (common)

First check

Verify reservoir and recirculate line clear

Test point: Reservoir and recirculate line
Expected: No obstructions present

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

System does not prime or will not count down in prime cycle

Pump fails to draw fluid during priming; countdown from 100 to 0 ml does not complete

Ranked causes

1. Reservoir or recirculate line obstructed; fluid not available or bags not spiked (common)

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

Temperature probes do not calibrate patient safety

Temperature probe calibration fails; incorrect fluid temperature or probe malfunction

Ranked causes

2. Temperature probe malfunction (rare)

First check

Verify fluid temperature for calibration

Test point: Calibration fluid
Expected: Correct temperature per procedure

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

Unit does not power up

Power switch pressed but unit does not turn on

Ranked causes

1. Power switch not completely depressed (common)

First check

Power switch engagement

Test point: Power switch
Expected: Switch fully depressed and seated

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

Valve does not move to desired position patient safety

Valve failure detected; system stops pumping and heating, alarm sounds and message displays. Valve did not reach target position within 2 seconds.

Ranked causes

1. Valve position sensor malfunction (common)

First check

Observe valve position sensor response during valve operation

Test point: Valve mechanism
Expected: Valve moves to desired position within 2 seconds

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

Watch dog alarm high voltage

Internal computer malfunction detected by hardware override circuit

Ranked causes

1. Processor malfunction (rare)

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

Error codes

Code	Meaning	Trigger	Severity
`AC power`	No AC power	Power cord not plugged in or AC outlet not powered	unknown
`AIR DETECTION`	Air detected in the line	Air bubble detected in air detection sensor	warning
`AIR DETECTION`	Air bubble detected in air detection sensor; fluid line contains air	Air bubble sensed in air detection sensor by optical detection	warning
`AIR DETECTOR FAULT`	Air detector hardware failure	Air detector fails hardware test during system power-up	critical
`BATT LOW`	Battery charge is low	Battery voltage drops below minimum threshold	warning
`Constant beep`	Keypad continuously pressed	Key pad continuously depressed or stuck	unknown
`DOOR OPEN`	Warmer door is open or door sensor indicates open status	Door sensor signals door is in open position; door is physically open or latch is not fully seated	error
`DOOR OPEN`	Door is open	Door sensor signals door is open	warning
`FLUID OUT`	Infusate supply is depleted or fluid flow is interrupted	Air bubble detected continuously in 1 ml of fluid pumped; tubing pulls away from sensor indicating vacuum in line	error
`FLUID OUT`	Fluid depleted or fluid line pressure drop detected; system cannot pump	Air bubble sensed continuously in 1 ml of fluid pumped; tubing pulls away from sensor due to vacuum in line	error
`FLUID OUT`	Air detected in top sensor indicating low or no fluid	Air bubble sensed continuously in 1 ml of fluid pumped	warning
`HEATER FAULT LATCH`	Heater power control fault due to AC line noise or internal failure	Power control detects glitch on AC power line or internal failure	error
`HEATER FAULT LATCH`	Heater power control failure at location A, B, C, or D	Power control detects glitch on AC power line or internal heater failure	error
`HEATER OVER POWER FAULT`	Heater power consumption exceeds safe operating limit	Heater hardware power draw exceeds 1500 watts	error
`HEATER OVER POWER FAULT`	Heater hardware fault with excessive power consumption	Power consumption exceeds 1500 watts	error
`HEATER POWER READ BACK FAULT`	Heater power feedback sense coil is open or feedback circuit is malfunctioning	Zero feedback signal when power is applied to heater. Power feedback circuit malfunction.	error
`Heating fault message`	System unable to heat fluid	Heater not reaching target temperature; sensor/power module failure	unknown
`HIGH PRESSURE`	Line pressure exceeds safe limits; infusion blocked or restricted	Line pressure increase greater than 40 mm Hg/ml or absolute pressure exceeds 400 mm Hg; under pressure control, flow rate reduced to 0 ml/min	error
`IV:9`	Valve fault condition	Valve did not move to desired position within 2 seconds	error
`LOW BATTERY`	Battery charge level is critically low; system cannot continue on battery power	Battery charge voltage drops below 22.5 ± 0.3 volts	warning
`MISSING DISPOSABLE`	No disposable set is installed in the fluid warmer	Warmer fails to detect loaded disposable set; did not pass loaded disposal criteria when door is closed	error
`MISSING DISPOSABLE`	Disposable set not installed or failed loading validation	No disposable set detected in unit or disposable did not pass loaded disposal criteria check	error
`POWER MODULE OVERTEMP`	Power driver module overheating	Internal cabinet temperature reaches 70 degrees Celsius	warning
`PUMP FAULT`	Pump malfunction due to encoder failure or mechanical jamming	Pump runs out of control or not at all. Difference between target and current speed > 15 ml/min for 1 second. Pump does not move when requested.	error
`Temp probe malfunction`	Temperature probe not functioning	Probe fails during calibration or operation	unknown
`VALVE FAULT`	Valve actuation failure or blockage	Valve position sensor malfunction; valve did not move to desired position within 2 seconds	error
`WATCH DOG`	Internal computer malfunction or processor failure	Hardware override circuit detects processor not operating properly	critical

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

Community

0 fixes logged by technicians through their AI, with outcomes, for this model.

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