Hill-Rom P-8000: troubleshooting and error codes
The ServiceForge knowledge base holds 314 documented symptoms for the Hill-Rom P-8000, with 505 ranked causes, 792 diagnostic checks with test points and expected values, and 72 error codes. Each symptom below shows its causes and the first check; the rest is one connection away. Connect ServiceForge to your AI
Symptoms
System fault detected
DCB fault indicator shows a fault condition. Multiple fault groups (general and battery charging) can occur independently, with priority from bottom to top when multiple faults present.
Ranked causes
- 1. Drive motor thermal shutdown (unknown)
- 2. Enable switch fault (unknown)
- 3. Invalid steer switch (unknown)
- 4. Engage limit switch fault (unknown)
- 5. Engage fault (unknown)
- 6. DCB to reed switch board loopback error (unknown)
- 7. Engage motor thermal fault (unknown)
- 8. Disengage fault (unknown)
- 9. Gas gauge communication fault (unknown)
- 10. EEPROM fault (unknown)
10 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI
Electric stretcher back section does not raise or lower electrically high voltage
Electric stretcher back section will not move up or down when electrical controls are used
Ranked causes
- 1. Stretcher not powered or at potentiometer limit position (common)
- 2. Power supply not connected or power cord damaged (common)
- 3. Head ON/OFF control not in ON position or indicators not lit (occasional)
- 4. Head drive or control board plugs disconnected (occasional)
Reposition back section to mid-height using manual crank
- Test point
- Back section position
- Expected
- Back section moved away from potentiometer limit positions
4 more checks with pass and fail actions, 4 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Electric stretcher back section does not raise or lower electrically high voltage
Back section fails to move up or down when electric controls are operated
Ranked causes
- 1. Stretcher not connected to external power supply or power cord damaged (common)
- 2. Head ON/OFF control not in ON position or indicators not lit (common)
- 3. Head drive not operating in both directions (occasional)
- 4. Control board plugs not connected correctly (occasional)
Position crank handle to move back section to low to mid-height
- Test point
- Back section position
- Expected
- Back section moved off potentiometer limits to mid-range position
4 more checks with pass and fail actions, 4 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Knee section does not raise or lower electrically high voltage
Electric knee articulation fails to respond to control inputs on siderails or nurse control
Ranked causes
- 1. Power supply disconnected or power cord damaged (common)
- 2. Head ON/OFF control not in ON position or indicators not lit (common)
- 3. Knee drive not operating in both directions (occasional)
- 4. Control board plugs not connected correctly (occasional)
Verify external power supply connection and power cord condition
- Test point
- Power connection point
- Expected
- Power cord intact, stretcher connected to external supply
2 more checks with pass and fail actions, 4 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
OB/GYN foot section does not release correctly caution
Foot section assembly cannot be released from examination position; may be stuck or release mechanism inoperative
Ranked causes
- 1. Mechanical interference from other stretcher components (occasional)
- 2. Patient platform not in standard position (common)
- 3. Release handle or cable assembly misaligned or damaged (occasional)
- 4. Foot section assembly worn or damaged (rare)
Check for mechanical interference with foot section
- Test point
- Foot section assembly and surrounding components
- Expected
- No obstruction or mechanical interference
3 more checks with pass and fail actions, 4 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
OB/GYN stretcher foot section does not release correctly caution
Foot section assembly fails to release from patient platform or operates incorrectly.
Ranked causes
- 1. Stretcher part interferes with foot section assembly (occasional)
- 2. Patient platform not in standard position (occasional)
- 3. Release handle or cable mechanism malfunction (common)
- 4. Defective foot section assembly (rare)
Check for interference with foot section
- Test point
- Foot section assembly and surrounding stretcher parts
- Expected
- No parts interfere with foot section assembly
4 more checks with pass and fail actions, 4 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
OB/GYN stretcher foot supports do not raise, lower, or turn correctly caution
Foot supports malfunction in raising, lowering, rotation inward or outward
Ranked causes
- 1. Missing or loose shoulder bolts, locknuts, or gas spring spacer (common)
- 2. Defective foot support gas spring (common)
- 3. Foot support does not lock at position or rises without button engaged (occasional)
- 4. Defective foot support Mechlok device preventing rotation (occasional)
Inspect hardware installation on foot supports
- Test point
- Foot support assembly (see figure 2-8)
- Expected
- Shoulder bolts (A), locknuts (B), and gas spring spacer (C) all installed
3 more checks with pass and fail actions, 4 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Weight displayed is incorrect patient safety
Scale displays weight value that does not match actual weight on stretcher
Ranked causes
- 1. Packing materials or shims not removed (common)
- 2. Interference between upper and lower frames (occasional)
- 3. Load beam cables connected in wrong order (occasional)
- 4. Scale requires calibration or calibration lost (occasional)
Test with calibration weight under ideal conditions
- Test point
- Scale display
- Expected
- Weight reading matches 250 lb (113 kg) standard
- Tools
- 250 lb calibration weight
4 more checks with pass and fail actions, 4 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Weight shown on scale display is not correct
Scale reading is inaccurate after placing calibration weight on stretcher
Ranked causes
- 1. Packing materials or shims not removed (common)
- 2. Interference between upper and lower frames (occasional)
- 3. Load beam cables connected in wrong order (occasional)
- 4. Scale requires calibration (occasional)
Apply 250 lb calibration weight and verify reading
- Test point
- Scale display
- Expected
- Correct weight shown lb
4 more checks with pass and fail actions, 4 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Weight shown on scale display is not correct patient safety
Scale displays inaccurate weight readings when patient or calibration weight is placed on stretcher
Ranked causes
- 1. Packing materials or shims not removed from stretcher (common)
- 2. Interference between upper and lower frames (occasional)
- 3. Load beam cables not connected in correct order (occasional)
- 4. Scale requires calibration (occasional)
Place 250 lb calibration weight on stretcher and check reading
- Test point
- Scale display
- Expected
- Weight shown is correct lb
5 more checks with pass and fail actions, 4 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Back section does not articulate manually with crank handle caution
Manual back articulation fails to raise or lower using crank handle mechanism
Ranked causes
- 1. Crank handle not attached or not engaging shaft mechanism (common)
- 2. Another part of stretcher interferes with back screw assembly (occasional)
- 3. Back screw assembly worn or damaged causing loss of position hold (occasional)
Verify crank handle attachment and shaft engagement
- Test point
- Back screw assembly
- Expected
- Crank handle firmly attached and engaging shaft mechanism
2 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Back section does not articulate manually with crank handle caution
Manual crank handle fails to raise or lower back section; may stick, not engage, or section moves but won't stay in position
Ranked causes
- 1. Crank handle not attached or not engaging shaft mechanism (common)
- 2. Obstruction preventing back screw assembly movement (occasional)
- 3. Back screw assembly worn or damaged; does not hold position (occasional)
Verify crank handle attachment and shaft engagement
- Test point
- Back screw assembly shaft mechanism connection
- Expected
- Crank handle fully attached and firmly engaged to shaft
2 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Calibration: Load beam scale caution
Scale requires calibration after load beam replacement or P.C. board replacement to ensure accurate weight readings
Ranked causes
- 1. Load beam replaced (common)
- 2. Scale P.C. board replaced (common)
- 3. Scale enclosure replaced (occasional)
Raise stretcher to highest position and verify sleep deck is flat
- Test point
- Sleep deck
- Expected
- Flat
19 more checks with pass and fail actions, 4 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Controller error: SPD limit pot fault
DS1 LED flashing SPD limit pot fault code pattern on DS14 indicator during speed control operation
Ranked causes
- 1. Controller-DCB or DCB-junction board cable fault (common)
- 2. Controller fault (occasional)
- 3. Junction board fault (occasional)
3 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI
Controller error: SPD limit pot fault
DS1 LED flashing SPD limit pot fault code pattern on DS14 indicator during speed control operation
Ranked causes
- 1. Controller-DCB or DCB-junction board cable fault (common)
- 2. Controller fault (occasional)
- 3. Junction board fault (occasional)
3 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI
Controller error: thermal cutback
DS1 LED flashing thermal cutback code pattern on DS14 indicator during operation
Ranked causes
- 1. Operating temperature outside normal range (common)
- 2. Mechanical binding or item stuck in drive train or belt (common)
- 3. Controller fault (occasional)
3 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI
Controller error: thermal cutback
DS1 LED flashing thermal cutback code pattern on DS14 indicator during operation
Ranked causes
- 1. Operating temperature outside normal range (common)
- 2. Mechanical binding or item stuck in drive train or belt (common)
- 3. Controller fault (occasional)
3 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI
Controller error: throttle fault 1
DS1 LED flashing throttle fault 1 code pattern on DS14 indicator during handle operation
Ranked causes
- 1. Incorrect throttle voltage at controller (common)
- 2. Junction board, controller-DCB cable, or DCB-junction board cable fault (common)
- 3. Controller fault (occasional)
3 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI
Controller error: throttle fault 1
DS1 LED flashing throttle fault 1 code pattern on DS14 indicator during handle operation
Ranked causes
- 1. Incorrect throttle voltage at controller (common)
- 2. Junction board, controller-DCB cable, or DCB-junction board cable fault (common)
- 3. Controller fault (occasional)
3 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI
Current sense fault detected
Controller signals fault in the current sensing circuit
Ranked causes
- 1. Disconnected or damaged motor cables (common)
- 2. Incorrect battery voltage (occasional)
- 3. Defective controller (occasional)
Inspect motor cable connections
- Test point
- Motor cable connectors
- Expected
- All cables firmly seated and undamaged
1 more check with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Current sense fault detected
Controller signals fault in the current sensing circuit
Ranked causes
- 1. Disconnected or damaged motor cables (common)
- 2. Incorrect battery voltage (occasional)
- 3. Defective controller (occasional)
Inspect motor cable connections
- Test point
- Motor cable connectors
- Expected
- All cables firmly seated and undamaged
1 more check with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Electric stretcher back section manual articulation not working
Back section does not articulate smoothly with crank handle or fails to hold position
Ranked causes
- 1. Crank handle not attached or not engaging shaft (common)
- 2. Stretcher interference with back screw assembly (occasional)
- 3. Back screw assembly worn or failed (occasional)
Verify crank handle attachment and engagement with shaft
- Test point
- Crank handle and back screw assembly shaft
- Expected
- Crank handle attached and engaging shaft mechanism
2 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Electric stretcher knee section does not raise or lower electrically high voltage
Knee section articulation fails to operate with electrical controls on electric stretcher
Ranked causes
- 1. Power supply disconnected or Head control not in ON position (common)
- 2. Knee Up/Down control not responding on siderails (occasional)
- 3. Control board plug connections loose or disconnected (occasional)
Verify power supply connection and Head control status
- Test point
- Power cord and Head ON/OFF control and indicators
- Expected
- Stretcher connected to external power with intact cord; Head ON/OFF in ON; indicators lit
3 more checks with pass and fail actions, 4 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Electric stretcher knee section manual articulation not working
Knee section does not articulate smoothly with crank handle or fails to hold position
Ranked causes
- 1. Crank handle not attached or not engaging shaft (common)
- 2. Stretcher interference with knee screw assembly (occasional)
- 3. Knee screw assembly worn or failed (occasional)
Verify crank handle attachment and engagement with shaft
- Test point
- Crank handle and knee screw assembly shaft
- Expected
- Crank handle attached and engaging shaft mechanism
2 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Enable switch not responding
Handle enable switches do not activate stretcher movement
Ranked causes
- 1. Enable switch cable disconnected from junction board (common)
- 2. Enable switch or cable defective (common)
- 3. Junction board or connector fault (occasional)
Verify enable switch connections at junction board
- Test point
- P2 and P5 connectors
- Expected
- Both connectors firmly seated
5 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Enable switch not responding
Handle enable switches do not activate stretcher movement
Ranked causes
- 1. Enable switch cable disconnected from junction board (common)
- 2. Enable switch or cable defective (common)
- 3. Junction board or connector fault (occasional)
Verify enable switch connections at junction board
- Test point
- P2 and P5 connectors
- Expected
- Both connectors firmly seated
5 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Knee section does not articulate manually with crank handle caution
Manual crank handle fails to raise or lower knee section; may not engage or section moves but won't hold position
Ranked causes
- 1. Crank handle not attached or not engaging shaft mechanism (common)
- 2. Obstruction preventing knee screw assembly movement (occasional)
- 3. Knee screw assembly worn or damaged; does not hold position (occasional)
Verify crank handle attachment and shaft engagement
- Test point
- Knee screw assembly shaft mechanism connection
- Expected
- Crank handle fully attached and firmly engaged to shaft
2 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Knee section does not articulate manually with crank handle caution
Manual knee articulation fails to raise or lower using crank handle mechanism
Ranked causes
- 1. Crank handle not attached or not engaging shaft mechanism (common)
- 2. Another part of stretcher interferes with knee screw assembly (occasional)
- 3. Knee screw assembly worn or damaged causing loss of position hold (occasional)
Verify crank handle attachment and shaft engagement
- Test point
- Knee screw assembly
- Expected
- Crank handle firmly attached and engaging shaft mechanism
2 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Knee section does not raise or lower
Procedural or surgical stretcher knee section will not move up or down
Ranked causes
- 1. Crank handle not attached to knee screw assembly (common)
- 2. Interference between stretcher parts and knee screw assembly (occasional)
- 3. Knee screw assembly damaged or worn (occasional)
Verify crank handle attachment
- Test point
- Knee screw assembly
- Expected
- Crank handle attached
2 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Knee section does not raise or lower electrically high voltage
Electric knee articulation fails to respond to control inputs on siderails; stretcher powered and controls appear functional
Ranked causes
- 1. Power supply disconnected or damaged (common)
- 2. Head ON/OFF control not in ON position or indicators not lit (common)
- 3. Control plugs loose or disconnected on control board (occasional)
Verify external power connection and cord integrity
- Test point
- Power inlet connector
- Expected
- Power cord connected without visible damage
3 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Knee section will not raise or lower
Procedural or surgical stretcher knee section fails to raise or lower with crank handle operation
Ranked causes
- 1. Crank handle not attached to knee screw assembly (common)
- 2. Obstruction interfering with knee screw assembly (occasional)
- 3. Knee screw assembly defective (occasional)
Verify crank handle is attached to knee screw assembly
- Test point
- Crank handle and knee screw assembly per figure 2-6 on page 2-23
- Expected
- Crank handle attached to knee screw assembly
3 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Main contactor fault detected
Controller signals fault in the main contactor or control circuit
Ranked causes
- 1. Disconnected or damaged motor cables (common)
- 2. Incorrect battery voltage (occasional)
- 3. Defective controller (occasional)
Inspect motor cable connections
- Test point
- Motor cable connectors
- Expected
- All cables firmly seated and undamaged
1 more check with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Main contactor fault detected
Controller signals fault in the main contactor or control circuit
Ranked causes
- 1. Disconnected or damaged motor cables (common)
- 2. Incorrect battery voltage (occasional)
- 3. Defective controller (occasional)
Inspect motor cable connections
- Test point
- Motor cable connectors
- Expected
- All cables firmly seated and undamaged
1 more check with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Main OFF fault detected
Controller signals a fault in the main OFF circuit or power control
Ranked causes
- 1. Disconnected or damaged motor cables (common)
- 2. Incorrect battery voltage (occasional)
- 3. Defective controller (occasional)
Inspect motor cable connections
- Test point
- Motor cable connectors
- Expected
- All cables firmly seated and undamaged
1 more check with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Main OFF fault detected
Controller signals a fault in the main OFF circuit or power control
Ranked causes
- 1. Disconnected or damaged motor cables (common)
- 2. Incorrect battery voltage (occasional)
- 3. Defective controller (occasional)
Inspect motor cable connections
- Test point
- Motor cable connectors
- Expected
- All cables firmly seated and undamaged
1 more check with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Main ON fault detected
Controller signals fault in the main ON circuit or power enable
Ranked causes
- 1. Disconnected or damaged motor cables (common)
- 2. Incorrect battery voltage (occasional)
- 3. Defective controller (occasional)
Inspect motor cable connections
- Test point
- Motor cable connectors
- Expected
- All cables firmly seated and undamaged
1 more check with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Main ON fault detected
Controller signals fault in the main ON circuit or power enable
Ranked causes
- 1. Disconnected or damaged motor cables (common)
- 2. Incorrect battery voltage (occasional)
- 3. Defective controller (occasional)
Inspect motor cable connections
- Test point
- Motor cable connectors
- Expected
- All cables firmly seated and undamaged
1 more check with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
OB/GYN foot supports malfunction during articulation caution
Foot supports fail to raise, lower, or turn inward/outward properly; may be weak, stuck, or loose
Ranked causes
- 1. Missing or loose shoulder bolts, locknuts, or gas spring spacer (common)
- 2. Defective foot support gas spring; insufficient lift assist (common)
- 3. Defective Mechlok device; foot support won't lock at intermediate positions (occasional)
Verify presence and tightness of shoulder bolts, locknuts, spacer
- Test point
- Foot support fasteners (see Figure 2-8)
- Expected
- All shoulder bolts (A), locknuts (B), gas spring spacer (C) present and secure
4 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
OB/GYN stretcher foot supports do not raise, lower, turn inward or outward correctly caution
Foot support assembly malfunction; does not respond to release button or fails to lock into position.
Ranked causes
- 1. Missing shoulder bolts, locknuts, or gas spring spacer (occasional)
- 2. Defective foot support gas spring (common)
- 3. Defective foot support Mechlok device (occasional)
Verify hardware installation
- Test point
- Foot support assembly
- Expected
- Shoulder bolts, locknuts, gas spring spacer all present
3 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Power section fault detected high voltage
Controller signals fault in the power supply or output stage
Ranked causes
- 1. Disconnected or damaged motor cables (common)
- 2. Incorrect battery voltage (occasional)
- 3. Defective controller (occasional)
Inspect motor cable connections
- Test point
- Motor cable connectors
- Expected
- All cables firmly seated and undamaged
1 more check with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Power section fault detected high voltage
Controller signals fault in the power supply or output stage
Ranked causes
- 1. Disconnected or damaged motor cables (common)
- 2. Incorrect battery voltage (occasional)
- 3. Defective controller (occasional)
Inspect motor cable connections
- Test point
- Motor cable connectors
- Expected
- All cables firmly seated and undamaged
1 more check with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Procedural or surgical stretcher knee section will not raise or lower
Knee section fails to move up or down when crank handle is operated
Ranked causes
- 1. Crank handle not attached to knee screw assembly (common)
- 2. Part of stretcher interferes with knee screw assembly (occasional)
- 3. Knee screw assembly defective (occasional)
Verify crank handle is attached to knee screw assembly
- Test point
- Knee screw assembly
- Expected
- Crank handle firmly attached
2 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Push handle malfunction
Push handle does not fall into position or lock properly; may interfere with other stretcher components.
Ranked causes
- 1. Interference from another stretcher component (common)
- 2. Push handle latch mechanism defective (occasional)
- 3. Push handle assembly damaged or bent (occasional)
Verify no interference with push handle assembly
- Test point
- Push handle assembly path
- Expected
- Clear movement without obstruction from other components
2 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Scale display does not come on
Scale display screen fails to light up or show any indication
Ranked causes
- 1. Battery voltage low (common)
- 2. Display P.C. board defective (occasional)
- 3. Load beam cable or load beam damaged (occasional)
Measure battery voltage at connector P4
- Test point
- Connector P4
- Expected
- Voltage greater than 3.0 VDC
2 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Scale display does not come on
Scale display screen is not illuminated or powered
Ranked causes
- 1. Battery voltage insufficient (≤3.0 VDC) (common)
- 2. Display P.C. board defective (occasional)
- 3. Load beam cable damaged or disconnected (occasional)
Check battery voltage at connector P4
- Test point
- Connector P4
- Expected
- Voltage greater than 3.0 VDC, >
- Tools
- Multimeter or voltmeter
2 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Steering Plus steering system does not operate correctly patient safety
Brake/steer pedal locked; fifth wheel drops into position; pivot arms or brackets bent or damaged
Ranked causes
- 1. Fifth wheel pivot arms or pivot bracket incorrect assembly (occasional)
- 2. Pivot arms or pivot brackets bent (occasional)
- 3. Fifth wheel worn or defective (occasional)
Fifth wheel pivot arms and pivot bracket correct assembly
- Test point
- Fifth wheel assembly
- Expected
- Pivot arms and brackets correctly assembled
2 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Steering Plus system does not operate correctly
Fifth wheel fails to drop into position, pivot arms or brackets are bent, or steering system is inoperative
Ranked causes
- 1. Fifth wheel pivot arms or brackets assembled incorrectly (common)
- 2. Pivot arms or brackets bent (occasional)
- 3. Fifth wheel defective (occasional)
Verify brake/steer pedal locks into steer position
- Test point
- Brake/steer pedal
- Expected
- Pedal locks into steer position
3 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Steering Plus system does not operate correctly
Fifth wheel system fails to drop into position or steer properly; pivot arms or brackets may be bent or misassembled.
Ranked causes
- 1. Fifth wheel pivot arms or brackets misaligned or bent (occasional)
- 2. Fifth wheel assembly damaged or inoperative (occasional)
- 3. Fifth wheel assembly failure (rare)
Verify brake/steer pedal locks into steer position
- Test point
- Brake/steer pedal
- Expected
- Pedal fully engages steer position
3 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Stretcher will not go into neutral position patient safety
Brake/steer pedal cannot be returned to neutral; stretcher does not remain stationary.
Ranked causes
- 1. Brake/steer link misaligned or screw loose at head or foot end (common)
- 2. Defective caster wheels (occasional)
- 3. Hex rod not turning from neutral position (occasional)
Verify brake/steer pedal enters neutral position
- Test point
- Brake/steer pedal
- Expected
- Pedal goes fully into neutral position
2 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Stretcher will not go into neutral position
Brake/steer pedal cannot achieve neutral position or stretcher does not roll freely
Ranked causes
- 1. Brake/steer link (A) misaligned or screw (A) loose (common)
- 2. Defective casters (common)
- 3. Hex rod (C) misalignment with brake/steer link (occasional)
Verify brake/steer pedal achieves neutral position
- Test point
- Brake/steer pedal
- Expected
- Pedal goes into neutral position
2 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Stretcher will not lower patient safety
Lowering function inoperative; release mechanism or Trendelenburg/Reverse Trendelenburg pedals not functioning.
Ranked causes
- 1. Release mechanism misadjusted (common)
- 2. Head end hydraulic cylinder defective (occasional)
- 3. Foot end hydraulic cylinder defective (occasional)
Verify release mechanism operation
- Test point
- Hydraulic release plate (A) and release pin (B)
- Expected
- Release plate fully lowers release pin when Hilow pedal pressed
2 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Stretcher will not lower patient safety
Hydraulic release plate does not fully lower release pin; head or foot end does not lower when Trendelenburg or Reverse Trendelenburg pedal pressed
Ranked causes
- 1. Release mechanism not adjusted correctly (occasional)
- 2. Defective hydraulic cylinder at head end (occasional)
- 3. Defective hydraulic cylinder at foot end (occasional)
Hydraulic release plate fully lowers release pin when Hilow pedal pressed
- Test point
- Release plate and pin
- Expected
- Release plate fully lowers release pin on cylinder
2 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Surgical stretcher articulating headrest push handle release/gas spring malfunction
Articulating headrest push handle does not engage/disengage completely or gas spring does not function smoothly
Ranked causes
- 1. Gas spring requires adjustment (common)
- 2. Gas spring worn or failed (occasional)
- 3. Cable routing incorrect after internal maintenance (rare)
Verify gas spring and push handle operation throughout range
- Test point
- Gas spring and push handle
- Expected
- Gas spring releases and locks throughout full range; push handle engages and disengages completely; handle returns without binding
1 more check with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Throttle signal out of range
Handle throttle output voltage not within expected range
Ranked causes
- 1. Insufficient supply voltage to junction board (common)
- 2. Damaged or defective handle strain element (common)
- 3. Potentiometer R1 out of adjustment (occasional)
Measure supply voltage at P6.8
- Test point
- P6.8
- Expected
- more than 22 V, >22 V
- Tools
- DMM
7 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Throttle signal out of range
Handle throttle output voltage not within expected range
Ranked causes
- 1. Insufficient supply voltage to junction board (common)
- 2. Damaged or defective handle strain element (common)
- 3. Potentiometer R1 out of adjustment (occasional)
Measure supply voltage at P6.8
- Test point
- P6.8
- Expected
- more than 22 V, >22 V
- Tools
- DMM
7 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Weight display flashing patient safety
Scale display shows weight value that flashes or blinks on and off
Ranked causes
- 1. Weight exceeds scale maximum of 699.9 lb (317.5 kg) (common)
- 2. Interference between upper and lower frames (occasional)
- 3. Scale requires calibration or scale P.C. board defective (occasional)
Verify total weight on stretcher does not exceed limit
- Test point
- Scale display and load
- Expected
- Weight less than 699.9 lb (317.5 kg)
- Tools
- Scale display
1 more check with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Weight shown on scale display is flashing
Scale display shows flashing weight reading
Ranked causes
- 1. Weight exceeds 699.9 lb maximum capacity (common)
- 2. Interference between upper and lower frames (occasional)
- 3. Scale PCB board failure (occasional)
Verify weight on stretcher
- Test point
- Scale display during operation
- Expected
- Weight not exceeding 699.9 lb
2 more checks with pass and fail actions, 5 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Active Brake system cable adjustment caution
Cable assembly slack or tension requires adjustment to ensure correct brake operation
Ranked causes
- 1. Cable assembly slack after replacement (common)
- 2. Cable assembly kinked during installation (occasional)
Position brake/steer pedals in neutral
- Test point
- Pedal position
- Expected
- Pedals centered in neutral detent position
4 more checks with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Active Brake system cable assembly replacement caution
Cable assembly requires removal and reinstallation with proper routing and adjustment
Ranked causes
- 1. Cable assembly worn or damaged (occasional)
- 2. Cable routing incorrect after installation (occasional)
Raise stretcher to high position
- Test point
- Stretcher height
- Expected
- Stretcher fully raised; stable on high position
2 more checks with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
Active Brake System—Reduced Braking Ability patient safety
Stretcher brakes do not provide full braking force when Active Brake lever is engaged.
Ranked causes
- 1. Cable broken or damaged (common)
- 2. Cable misalignment or improper tension (occasional)
Squeeze the Active Brake lever and observe hex rod movement
- Test point
- Active Brake lever and hex rod
- Expected
- Hex rod turns when lever squeezed
2 more checks with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI
More symptoms
- Active Brake System—Reduced Braking Ability
- Articulating headrest handle/gas spring malfunction
- Auto Contour feature does not raise or lower
- Auto Contour feature with on/off controls does not raise or lower correctly
- Auto Contour or BackSaver Fowler feature does not raise or lower
- Auto Contour or BackSaver Fowler feature does not raise or lower correctly
- Back section does not lower smoothly with Head Down control
- Back section does not lower with crank handle
- Back section does not lower with nurse Head Down control
- Back section does not raise or lower correctly
- Back section does not rise smoothly
- Back section does not rise smoothly with Head Up control
- Back section does not rise with crank handle
- Back section does not rise with nurse Head Up control
- Back section gas spring replacement and adjustment
- Calibration: Drive wheel chain tension
- Calibration: Scale display configuration
- Caster brake does not hold or brakes too hard
- Control board does not control electrical functions
- Foot supports do not articulate freely
- Hardware failsafe activated
- Hardware failsafe activated
- Headrest does not articulate freely
- Hydraulic cylinder descent rate too fast or raises too slowly
- Knee section does not lower smoothly with Knee Down control
- Knee section does not rise smoothly with Knee Up control
- Loss of corner steer
- Loss of corner steer
- Low battery voltage indicated
- Low battery voltage indicated
- Nurse control switch inoperative
- Over voltage condition detected
- Over voltage condition detected
- Precharge fault detected
- Precharge fault detected
- Procedural stretcher Auto Contour feature with on/off controls does not raise or lower correctly
- Procedural stretcher Auto Contour or BackSaver Fowler feature does not raise or lower correctly
- Push handle malfunction
- Reduced braking ability
- Reduced pedal pumps
- Reduced pedal pumps
- Scale display flashes Hands Off, CALC, and ---
- Scale display flashes Hands Off, CALC, then dashes
- Scale display flashes Hands Off, then CALC, then ----
- Scale display flickers or shows partial characters
- Scale display flickers or shows partial characters
- Siderail cable assembly loose or damaged
- Siderail does not operate correctly
- Surgical stretcher articulating headrest gas spring replacement and adjustment
- Surgical stretcher articulating headrest push handle/gas spring malfunction
- Surgical stretcher back section gas spring replacement and adjustment
- Surgical stretcher back section handle/gas spring malfunction
- Surgical stretcher back section release handle/gas spring malfunction
- Surgical stretcher back section release handle/gas spring malfunction
- Trauma stretcher cassette lift handle does not function
- Trauma stretcher cassette lift handle malfunction
- Trauma stretcher cassette lift handle malfunction
- Weight shown on scale display is flashing
- Active Brake System does not reduce braking
- Articulating headrest does not move freely
- Auto Contour feature does not operate correctly (S/N before K series)
- Auto Contour Off feature does not operate correctly (S/N before K series)
- Back section does not flatten with CPR release
- Back section does not lock into position
- Back section does not lower smoothly
- Back section does not lower smoothly
- Back section does not move smoothly
- Back section does not raise or lower correctly
- Back section does not rise smoothly
- BackSaver Fowler feature does not operate correctly
- Batteries require replacement in battery box
- Battery current measurement error
- Battery has zero drive capacity remaining
- Battery over current condition
- Battery over voltage condition
- Battery replacement required
- Battery shutdown condition
- Battery temperature fault
- Battery voltage measurement error
- Brake does not lock in brake position
- Brake OFF fault detected
- Brake OFF fault detected
- Brake ON fault detected
- Brake ON fault detected
- Brake/steer link misalignment
- Brake/steer pedal misaligned or not centered
- Calibration: Active Brake cable adjustment
- Calibration: Articulating headrest gas spring adjustment
- Calibration: Ball plunger adjustment for cassette support
- Calibration: Chain replacement timer reset
- Calibration: Chain replacement timer reset
- Calibration: Chain tension adjustment
- Calibration: CPR Release Cable Assembly
- Calibration: Down force motor assembly replacement
- Calibration: Drive motor replacement in power drive assembly
- Calibration: Drive wheel chains and sprockets replacement
- Calibration: Drive wheel replacement in power drive assembly
- Calibration: Electric stretcher potentiometer
- Calibration: Foot-end Trendelenburg pedal adjustment
- Calibration: Gas spring replacement in power drive assembly
- Calibration: Head-end hydraulic cylinder reinstallation
- Calibration: Hydraulic cylinder release mechanism
- Calibration: Hydraulic cylinder torque and air removal
- Calibration: Neutral detent adjustment
- Calibration: Potentiometer adjustment
- Calibration: Potentiometer gap adjustment
- Calibration: Power drive assembly reed switch board replacement
- Calibration: Power drive assembly transistor replacement
- Calibration: Scale zero and span
- Calibration: Side pedal cylinder release adjustment
- Calibration: Siderail latch pivot bolt torque
- Calibration: Siderail pivot bolt torque (Transport P8005)
- Calibration: Siderail tube pivot bolt torque (P8000/P8010/P8020/P8040/P8050)
- Calibration: Steering Plus fifth wheel center steer alignment
- Calibration: Upper Frame and Base Shroud
- Cassette lift does not function
- Cassette lift handles do not function
- Cassette support weldment does not stay in stored position
- Caster brake gap out of specification
- Caster brake shoe gap incorrect
- Caster brake/steer link misalignment
- Control board replacement
- Control board replacement needed
- Corner steer system does not lock foot-end caster
- CPR Release Cable Assembly adjustment required
- CPR Release Cable Assembly requires replacement
- CPR release does not flatten back section
- CPR release does not flatten back section
- Crank handle does not lock into position
- Crank handle does not spin freely
- Cylinder release mechanism plunger misalignment or incorrect torque
- Display does not come on
- Display flickers or shows partial characters
- Display shows Hands Off, CALC, and four dashes sequence
- Drive Control Board (DCB) requires replacement
- EEPROM fault detected
- EEPROM fault detected
- Electric stretcher fuses blown or inoperative
- Fifth wheel caster misalignment in Steering Plus system
- Foot section does not release or store
- Foot section does not release or store
- Foot support does not move freely
- Foot support gas spring does not engage/disengage
- Foot support gas spring does not release
- Foot support gas spring does not release or lock correctly
- Foot support gas spring does not release or lock properly
- Foot support gas spring installation incomplete
- Foot supports do not move freely
- Foot-end Trendelenburg pedal not engaging cylinder release pin
- Fuse replacement
- Headrest gas spring does not engage/disengage
- Headrest handle does not engage/disengage
- Hilow system does not raise stretcher smoothly
- Hilow system down function does not work
- HPD fault detected
- HPD fault detected
- Hydraulic cylinder rod stowage adjustment
- Hydraulic cylinders raise stretcher too slowly
- Hydraulic cylinders raise stretcher with excessive pump cycles
- IV pole does not lock at different heights
- Knee section does not lock into position
- Knee section does not lower smoothly
- Knee section does not lower smoothly
- Knee section does not lower with crank handle
- Knee section does not raise and lower smoothly
- Knee section does not rise smoothly
- Knee section does not rise smoothly
- Knee section does not rise with crank handle
- Label unreadable or not bonded
- Manual back crank does not turn smoothly
- Manual back section crank does not operate smoothly
- Manual knee crank does not turn smoothly
- Manual knee section crank does not operate smoothly
- Motor Controller requires replacement
- Neutral detent adjustment
- Neutral position does not allow free caster movement
- Nurse control switch replacement
- Nurse control switch replacement needed
- OB/GYN Foot Support Mechlok Device removal required
- OB/GYN Upper Frame Catch Shroud removal required
- OB/GYN Upper Frame Catch Shroud replacement required
- PACU extender does not articulate smoothly
- Patient control switch does not respond
- Patient control switch replacement
- Patient control switch replacement needed
- Patient grip handle removal and replacement
- Permanent IV pole does not raise or lower
- Permanent IV pole does not raise or lower correctly
- Permanent IV pole does not raise or lower correctly
- Potentiometer removal and replacement
- Potentiometer replacement and adjustment needed
- Power cord assembly replacement
- Power cord replacement in battery box system
- PROC/Wiring fault detected
- PROC/Wiring fault detected
- Push handles do not drop to stored position
- Push handles do not lock in raised position
- Reduced braking ability
- Removal and Replacement: CPR Release Cable Assembly
- Removal and Replacement: OB/GYN Foot Support Gas Spring
- Removal and Replacement: OB/GYN Foot Support Mechlok® Device
- Removal and Replacement: OB/GYN Upper Frame Catch Shroud
- Removal and Replacement: Upper Frame and Base Shroud
- Removal: Load beam scale
- Replace Electric (P8020) stretcher siderail cable assembly and upright tube
- Replace OB/GYN (P8050) stretcher patient grip handle
- Replace patient grip handle (P8050)
- Replace siderail cable assembly and upright tube (P8020)
- Replace siderail latch (P8000/P8010/P8020/P8040/P8050 stretchers)
- Replace siderail latch assembly
- Replace siderail tube
- Replace siderail tube (P8000, P8010, P8020, P8040, P8050)
- Replace siderail tubes (P8000/P8010/P8020/P8040/P8050 stretchers)
- Replace Transport (P8005) stretcher siderail tube
- Replacement: CPR release cable assembly (P8020)
- Replacement: Drive wheel chains and sprockets
- Replacement: Head drive assembly (P8020)
- Replacement: Head-end hydraulic cylinder
- Replacement: Knee drive assembly (P8020)
- Replacement: Knee screw assembly (P8000/P8010)
- Replacement: Load beam scale
- Replacement: Upper Frame and Base Shroud
- Reverse Trendelenburg function does not lower foot end
- Scale batteries depleted or non-functional
- Scale battery replacement
- Scale display does not respond to weight
- Scale display shows Hands Off, CALC, and dashes
- Scale P.C. board removal and replacement
- Scale weight display flashing
- Scale weight displayed is flashing
- Scale weight reading incorrect
- Scale weight shown is incorrect
- Service indicator flashing
- Siderail cable assembly and upright tube removal
- Siderail cable assembly or upright tube replacement needed
- Siderail cable assembly replacement
- Siderail does not operate correctly
- Siderail does not raise or lock
- Siderail latch does not lock
- Siderail latch removal and replacement
- Siderail tube removal and replacement
- Steering Plus system fifth wheel does not drop
- Stow-Away Push Handle removal and installation
- Stretcher will not deploy the wheel
- Stretcher will not drive
- Stretcher will not stow the wheel
- Throttle zero adjustment verification
- Throttle zero adjustment verification
- Trauma stretcher cassette lift does not function
- Trendelenburg function does not lower head end
- Upper Frame and Base Shroud removal required
- Upper Frame and Base Shroud replacement required
- Weight display is flashing
- Weight shown is not correct
254 more symptoms with ranked causes and checks are in ServiceForge. Connect ServiceForge to your AI
Error codes
| Code | Meaning | Trigger | Severity |
|---|---|---|---|
○ ○○ | Throttle Fault 1 | Incorrect voltage at controller throttle input | warning |
○ ○ | Thermal Cutback | Operating temperature outside range or mechanical binding detected | warning |
○ ○○○ | SPD Limit Pot Fault | Speed limit potentiometer signal not reaching controller | warning |
○ ○○ | Throttle Fault 1 | Incorrect voltage at controller throttle input | warning |
○ ○ | Thermal Cutback | Operating temperature outside range or mechanical binding detected | warning |
○ ○○○ | SPD Limit Pot Fault | Speed limit potentiometer signal not reaching controller | warning |
0 | Scale display error | Scale system malfunction or sensor error | unknown |
1 | Scale display error | Scale system malfunction or sensor error | unknown |
2 | Scale display error | Scale system malfunction or sensor error | unknown |
3 | Scale display error | Scale system malfunction or sensor error | unknown |
5 | Scale display error | Scale system malfunction or sensor error | unknown |
6 | Scale display error | Scale system malfunction or sensor error | unknown |
Alarm (load beam cable disconnection) | Load beam cables not connected correctly to scale P.C. board ports | During calibration if cables are improperly connected or seated | warning |
Alarm (load beam cables not connected correctly) | Load beam cables disconnected or misconnected during scale replacement | Load beam cables not connected to correct ports on scale P.C. board | error |
Battery over current condition | Charging current exceeded maximum safe limit | Charging current measurement exceeds over-current threshold during charging | error |
Battery over voltage condition | Battery voltage exceeded maximum safe charging voltage limit | Battery voltage measurement exceeds over-voltage threshold during charging cycle | error |
Battery shutdown | System entered power-down mode due to prolonged inactivity | No enable switch presses and no steer switch transitions for 20 minutes of continuous inactivity | info |
Battery temperature fault | Battery temperature measurement outside acceptable charging range | Battery temperature sensor reading exceeds high limit or drops below low limit during charging | warning |
Current measurement error | Charging system unable to accurately measure battery charging current | Current measurement circuit failure detected during charging | error |
DCB to reed switch board loopback error | Communication or signal loopback test between DCB and reed switch board failed | Self-test function during DCB initialization detects communication failure | error |
Disengage fault | Disengage mechanism failed to complete disengagement sequence | Disengagement sequence does not complete within expected time after being requested | error |
Drive motor thermal shutdown | Drive motor temperature exceeded safe operating limit and system shut down motor drive | Motor temperature sensor reading exceeds threshold during drive operation | error |
DS11=0 | NAC counts greater than threshold, normal condition | Drive capacity indicator normal | info |
DS11=1 (flashing at 1 Hz) | NAC counts less than threshold, zero drive capacity remaining | Battery charge depleted below safe operating level | warning |
DS2=0, DS5=0, DS4=1 | Battery temperature fault | Battery temperature out of safe operating range | warning |
DS2=0, DS5=1, DS4=0 | Voltage measurement fault | DCB cannot measure battery voltage correctly | error |
DS2=0, DS5=1, DS4=1 | Current measurement fault | DCB cannot measure battery current correctly | error |
DS2=1, DS5=0, DS4=0 | Over voltage condition | Battery voltage exceeds safe operating limit | error |
DS2=1, DS5=0, DS4=1 | Over current condition | Battery current draw exceeds safe limit | error |
DS7=0, DS8=0, DS9=0, DS10=1 | Drive motor thermal shutdown | Drive motor temperature exceeds safe operating limit | warning |
DS7=0, DS8=0, DS9=1, DS10=0 | Enable switch fault | Enable switch malfunction or communication loss | error |
DS7=0, DS8=0, DS9=1, DS10=1 | Invalid steer switch fault | Steer switch sends invalid signal | error |
DS7=0, DS8=1, DS9=0, DS10=0 | Engage limit switch fault | Engage limit switch not responding correctly | error |
DS7=0, DS8=1, DS9=0, DS10=1 | Engage motor fault | Engage motor malfunction or loss of drive | error |
DS7=0, DS8=1, DS9=1, DS10=0 | DCB to reed switch board loopback failure | Communication loss between DCB and reed switch board | error |
DS7=0, DS8=1, DS9=1, DS10=1 | Engage motor thermal shutdown | Engage motor temperature exceeds safe limit | warning |
DS7=1, DS8=0, DS9=0, DS10=0 | Disengage fault | Disengage mechanism malfunction | error |
DS7=1, DS8=0, DS9=0, DS10=1 | Gas gauge communication failure | DCB cannot communicate with gas gauge | error |
DS7=1, DS8=0, DS9=1, DS10=0 | EEPROM fault | EEPROM memory error in DCB | critical |
EEPROM fault | Internal EEPROM memory failure in DCB | DCB self-test detects EEPROM read/write failure during initialization | critical |
Enable switch fault | Enable switch input to DCB not functioning or providing incorrect signal | Enable switch not transitioning between states as expected during operation | error |
Engage fault | Engage mechanism failed to reach expected engagement state | Engagement sequence does not complete within expected time | error |
Engage limit switch fault | Engage limit switch not functioning or providing incorrect signal | Engage mechanism unable to detect proper engagement position | error |
Engage motor thermal fault | Engage motor temperature exceeded safe operating limit | Engage motor temperature sensor reading exceeds threshold during engagement | error |
Err0 | Scale error code 0 | Unknown condition triggering scale error | error |
Err0 | Scale error code 0 | Unknown condition | unknown |
Err1 | Scale error code 1 | Unknown condition | unknown |
Err1 | Scale error code 1 | Unknown condition triggering scale error | error |
Err2 | Scale error code 2 | Unknown condition | unknown |
Err2 | Scale error code 2 | Unknown condition triggering scale error | error |
Err3 | Scale error code 3 | Unknown condition | unknown |
Err3 | Scale error code 3 | Unknown condition triggering scale error | error |
Err5 | Scale error code 5 | Unknown condition | unknown |
Err5 | Scale error code 5 | Unknown condition triggering scale error | error |
Err6 | Scale error code 6 | Unknown condition triggering scale error | error |
Err6 | Scale error code 6 | Unknown condition | unknown |
Error 6 | Scale display error | Unknown; section heading only, no detail provided | unknown |
Gas gauge communication fault | Gas gauge module not communicating with DCB | DCB unable to establish or maintain communication with gas gauge during system initialization or operation | error |
IntelliDrive Battery Temperature Fault | Battery temperature out of safe operating range | Battery temperature exceeds threshold | warning |
IntelliDrive DCB to Reed Switch Board Loopback Fault | Communication fault between Drive Control Board and Reed Switch Board | Loopback test failure or communication loss | error |
IntelliDrive Disengage Fault | Disengage mechanism malfunction detected | Disengage system failure or control fault | error |
IntelliDrive Drive Motor Thermal Shutdown | Drive motor overheated and system shut down | Drive motor temperature exceeded thermal limits | warning |
IntelliDrive Enable Switch Fault | Enable switch malfunction detected | Enable switch circuit fault or switch failure | error |
IntelliDrive Engage Fault | Engage mechanism malfunction detected | Engage system failure or control fault | error |
IntelliDrive Engage Limit Switch Fault | Engage limit switch malfunction detected | Limit switch circuit fault or switch failure | error |
IntelliDrive Engage Motor Thermal Fault | Engage motor overheated | Engage motor temperature exceeded thermal limits | warning |
IntelliDrive Over Voltage, Over Current, or Charging Fault | Electrical fault in power system or charger | Over voltage, over current, or charging system malfunction | critical |
IntelliDrive Stretcher Will Not Drive | Drive motor will not operate or stretcher cannot move | Drive system failure or motor control fault | error |
Invalid steer switch | Steer switch signal invalid or contradictory state detected | Steer switch transitions detected when not expected or no transition when required | error |
NAC at threshold | Battery normalized ampere-hour capacity within normal operating range | Monitored at each battery usage cycle | info |
NAC below threshold | Battery normalized ampere-hour capacity depleted; zero drive capacity remaining | Battery usage depletes available energy below minimum threshold | warning |
Voltage measurement error | Charging system unable to accurately measure battery voltage | Voltage measurement circuit failure detected during charging initialization | error |
Likely causes and actions for each code are in ServiceForge. Connect ServiceForge to your AI
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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.