Hospital beds · S3 MedSurg Bed family

Stryker 3005: troubleshooting and error codes

The ServiceForge knowledge base holds 31 documented symptoms for the Stryker 3005, with 63 ranked causes, 77 diagnostic checks with test points and expected values, and 41 error codes. Each symptom below shows its causes and the first check; the rest is one connection away. Connect ServiceForge to your AI

Symptoms

Bed does not move down patient safety

Bed down button pressed but no downward motion; may be in diagnostics mode or motion fails.

Ranked causes

1. Lift potentiometer limits not calibrated (common)
2. Connector Y wire disconnected (occasional)
3. CPU board down control failure (occasional)
4. Motor or lift coupler failure (occasional)
5. Motor capacitor or motor winding failure (rare)

First check

Enter diagnostics and test bed down motion

Test point: Bed down button in diagnostics mode
Expected: Bed moves downward when button pressed

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

Unit does not power on high voltage

Bed has no power; no LEDs or function. Wall and bed connections appear intact.

Ranked causes

1. Power cord disconnected or loose (common)
2. Circuit breaker tripped (common)
3. No AC power at inlet (occasional)
4. Power supply failure (occasional)
5. CPU board failure (rare)

First check

Verify wall and bed power cord connections

Test point: Power cord inlet
Expected: Connections tight and secure

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

Bed does not move up patient safety

Bed up button pressed but no upward motion; motion may fail in normal use or only during diagnostics.

Ranked causes

1. Lift potentiometer limits not calibrated (common)
2. CPU board up control failure (occasional)
3. Motor or lift coupler failure (occasional)
4. Motor capacitor or motor winding failure (rare)

First check

Enter diagnostics and test bed up motion

Test point: Bed up button in diagnostics mode
Expected: Bed moves upward when button pressed

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

No connection to wireless network

Footboard wireless icon does not show connection to the wireless network after power cycle

Ranked causes

1. Wireless network temporarily unavailable or bed not powered correctly (common)
2. Footboard wireless module failure (occasional)
3. Poor wireless coverage (occasional)
4. Wireless network configuration issue (rare)

First check

Power cycle bed and check footboard wireless icon status

Test point: Footboard display
Expected: Wireless connection icon visible after 3 minutes

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

Load cell not reading weight correctly or not functioning

Weigh system inaccurate, reads zero, or displays inconsistent weight values

Ranked causes

1. Load cell connector unplugged or damaged (common)
2. Load cell strain gauge orientation incorrect during installation (occasional)
3. Load cell damaged or failed (occasional)

First check

Verify load cell connector is fully plugged in

Test point: Load cell connector
Expected: Connector seated fully and secure

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

No connection to iBed Locator

Bed fails to connect to iBed Locator device

Ranked causes

1. iBed Locator batteries depleted (common)
2. IR Module cable connection failure (occasional)
3. iBed Locator unit failure (occasional)

First check

Connect bed to another iBed Locator unit

Test point: iBed Locator connection
Expected: Bed connects to alternative Locator

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

No Fowler down motion

Fowler section will not move downward when gatch down button is pressed

Ranked causes

1. CPU board signal failure (common)
2. 28VDC power supply failure to connector CC (common)
3. Capacitor or motor failure (occasional)

First check

Measure voltage at TP5 on CPU board

Test point: TP5
Expected: 5VDC
Tools: DMM

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

No Fowler up motion

Fowler section will not move upward when gatch up button is pressed

Ranked causes

1. CPU board signal failure (common)
2. 28VDC power supply failure to connector CC (common)
3. Capacitor or motor failure (occasional)

First check

Measure voltage at TP6 on CPU board

Test point: TP6
Expected: 5VDC
Tools: DMM

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

No Gatch down motion

Gatch section will not move downward when fowler down button is pressed

Ranked causes

1. CPU board signal failure (common)
2. 28VDC power supply failure to connector GG (common)
3. Capacitor or motor failure (occasional)

First check

Measure voltage at TP4 on CPU board

Test point: TP4
Expected: 5VDC
Tools: DMM

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

No Gatch up motion

Gatch section will not move upward when fowler up button is pressed

Ranked causes

1. CPU board signal failure (common)
2. 28VDC power supply failure to connector GG (common)
3. Capacitor or motor failure (occasional)

First check

Measure voltage at TP3 on CPU board

Test point: TP3
Expected: 5VDC
Tools: DMM

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

Wireless module not connecting or communicating

Bed wireless control not functioning, network unavailable, or connectivity lost

Ranked causes

1. Wireless module connector loose or unplugged (common)
2. Wireless module failed or damaged (occasional)
3. Wireless network configuration lost or incorrect (occasional)

First check

Verify wireless module connector is fully seated

Test point: Connector A on wireless module
Expected: Connector fully inserted and latched

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

CPU board not functioning or requires reset

Bed control system unresponsive, erratic behavior, or DIP switch settings lost

Ranked causes

1. CPU board connector cables disconnected or loose (occasional)
2. CPU board failure or corruption (occasional)

First check

Inspect all CPU board cable connections for loose or disconnected connectors

Test point: All CPU board connectors
Expected: All connectors fully seated and latched

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

iBed Locator not communicating or providing incorrect location

iBed Locator not associating with room/location or providing inaccurate location data to iBed Server

Ranked causes

1. iBed Locator not mapped to room/location or mapped to incorrect location (common)
2. Room/location information changed after iBed Locator mapping (occasional)

First check

Verify iBed Locator mounted at head end of bed

Test point: wall at head end of bed
Expected: 5212 iBed Locator physically mounted per installation kit instructions (5212-009-101)

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

IR module not responding or control functions disabled

Infrared remote control not working, wireless pendant unresponsive, or IR receiver non-functional

Ranked causes

1. IR module connector loose or unplugged (common)
2. IR module failed or damaged (occasional)

First check

Verify IR module connector is fully seated

Test point: Connector B on IR module
Expected: Connector fully inserted and latched

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

Power supply not functioning or damaged high voltage

Bed does not power on, powers off unexpectedly, or control system unresponsive

Ranked causes

1. Power supply connector loose or disconnected (common)
2. Power supply failure or internal damage (occasional)

First check

Verify power cord is plugged into wall outlet

Test point: Bed power connector and wall receptacle
Expected: Cord seated fully in both connections

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

Calibration: Fowler angle limits patient safety

Fowler position needs calibration to establish 0, 30, and upper limit (60 degree) stop points

Ranked causes

1. Fowler limits not set after potentiometer replacement or maintenance (common)

First check

Enter diagnostics mode

Test point: Footboard control panel
Expected: Maintenance Menu with Burn-In option visible

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

Caster brakes do not engage patient safety

Brake pedal does not lock all four casters when engaged; brake LED does not blink when brakes not engaged

Ranked causes

1. Brake pedal or caster lock mechanism failure (unknown)

First check

Verify all four casters lock when brake pedal engaged

Test point: all four casters
Expected: All four casters lock without movement

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

Footboard control panel functions inoperative

One or more functions on footboard control panel do not respond or operate improperly

Ranked causes

1. Control panel button or electronic circuit malfunction (unknown)

First check

Test each footboard control function individually

Test point: footboard control panel
Expected: Each function responds and operates properly per Operations Manual

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

Fowler ball screw assembly damaged or worn caution

Fowler motor sluggish, noisy, or unable to move bed section smoothly

Ranked causes

1. Ball screw or ball nut worn, damaged, or contaminated (occasional)

First check

Inspect ball screw for damage, wear, or contamination

Test point: Ball screw assembly
Expected: Smooth, clean surface with no visible wear or pitting

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

Fowler head section does not drop on CPR release patient safety

Back rest does not drop or drops with excessive force when CPR release handle squeezed

Ranked causes

1. CPR release mechanism stiff or stuck (unknown)

First check

Test CPR release mechanism

Test point: CPR release handle
Expected: Back drops with minimal effort when handle squeezed

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

Fowler motor does not reach full range of motion

Fowler motor fails to stop at upper or lower electric limits properly

Ranked causes

1. Limit switch settings not calibrated (unknown)

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

Fowler motor drive isolator or CPR decoupler worn

Fowler motor vibration, noise, or reduced smooth operation during up/down cycles

Ranked causes

1. Drive isolator, springs, or CPR decoupler worn or damaged (occasional)

First check

Run fowler motor up and down through full range

Test point: Fowler mechanism
Expected: Smooth operation without binding or noise

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

Fowler potentiometer resistance out of specification

Potentiometer does not read 500 +/-50 ohms when measured across black and green wires during replacement or adjustment

Ranked causes

1. Fowler potentiometer misaligned or improperly set (common)

First check

Measure fowler potentiometer resistance

Test point: Black and green wires from fowler potentiometer
Expected: 500 +/-50 ohms, +/-50 ohms
Tools: Multimeter, small slotted screwdriver

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

Head end siderail control functions inoperative

One or more functions on head end siderails do not respond or operate improperly

Ranked causes

1. Head siderail button or electronic circuit malfunction (unknown)

First check

Test each head end siderail function individually

Test point: head end siderail controls
Expected: Each function responds and operates properly per Operations Manual

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

iBed Wireless location information not transmitted

iBed Wireless fails to send iBed Locator location information to server application

Ranked causes

1. Bed brake not engaged (Battery Backup and Zoom options only) (common)

First check

Verify bed brake is engaged

Test point: brake pedal and brake LED indicators
Expected: All four casters locked; brake LED off/not blinking

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

Load cell check displays error

Maintenance self-diagnostic reports load cell error during startup; error message shows HL, HR, FL, or FR designator

Ranked causes

1. Specific load cell malfunction (Head Left, Head Right, Foot Left, or Foot Right) (rare)

First check

Observe load cell error code displayed

Test point: display screen during maintenance startup
Expected: Error code shows HL, HR, FL, or FR corresponding to defective load cell location

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

Motion stop system does not interrupt downward motion patient safety

Pushing up on motion interrupt pan does not stop downward bed motion

Ranked causes

1. Motion interrupt pan sensor or electrical circuit failure (unknown)

First check

Activate downward bed motion and test interrupt pan

Test point: motion interrupt pan under bed
Expected: Downward motion stops when pan is pushed up

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

Nurse Call option not functioning patient safety

Nurse Call feature does not activate or transmit call signal when activated

Ranked causes

1. Nurse Call module or connection malfunction (unknown)

First check

Activate Nurse Call control and verify reception

Test point: Nurse Call button; nursing station receiver
Expected: Call signal received and displayed at nursing station; audible or visual alert present

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

Scale information values not updating

Scale Information screen displays static values that do not refresh at 0.25 second intervals

Ranked causes

1. Display refresh rate malfunction or load cell data communication issue (rare)

First check

View Scale Information screen and observe value refresh rate

Test point: display screen; load cell data
Expected: Values update every 0.25 seconds for all four load cells across all screens (lb, counts, max, min)

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

Siderails do not raise or lower properly patient safety

Siderails fail to raise, lower, lock in up position, lock in intermediate position, or store smoothly

Ranked causes

1. Siderail mechanism malfunction (unknown)

First check

Test siderail raise function

Test point: siderails
Expected: Siderails raise smoothly without resistance

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

TV configuration mode selection

Configure optional Smart TV interface for bed display; select TV mode/brand from available options

Ranked causes

1. TV mode needs to be selected for Smart TV interface compatibility (common)

First check

Access TV Config menu

Test point: Display screen
Expected: Maintenance Menu with TV Config highlighted

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

Error codes

Code	Meaning	Trigger	Severity
`090`	Brake Switch Error	One of two brake wires disconnected or shorted to 5V	error
`102`	Stuck Safety Relay	Safety relay signal On with no button pressed for 1 minute	error
`103`	Input Timer	Footboard motion or side rail/pendant input sensed On continuously for 5 minutes	error
`201`	HL-Load Cell	Patient head left load cell under/over range	error
`202`	HR-Load Cell	Patient head right load cell under/over range	error
`203`	FL-Load Cell	Patient foot left load cell under/over range	error
`204`	FR-Load Cell	Patient foot right load cell under/over range	error
`206`	CS5533Fatal	CPU fails to communicate with External ADC for load cells	critical
`207`	ZeroFail	System cannot provide stable zero value for three consecutive zeroing attempts	error
`301`	HLSRSwitch	Head left side rail switch error	error
`302`	HRSRSwitch	Head right side rail switch error	error
`303`	FLSRSwitch	Foot left side rail switch error	error
`304`	FRSRSwtich	Foot right side rail switch error	error
`401`	EEPROM	EEPROM memory corruption detected	critical
`601`	Incompatible Footboard	Footboard placed on bed is not revision A or later	warning
`602`	Network Connectivity Error	Wireless not on the network	error
`603`	IP Conflict	Wireless not on the network	error
`604`	IP Renew	Wireless not on the network	error
`605`	WiFi Adapter	Wireless not on the network	error
`606`	Schema Not Found	Schema file not found	error
`607`	Schema Read	Schema file found but problem reading it	error
`608`	Schema Property Mismatch	Property is part of schema but not available with wireless	error
`701`	CAN Communication Failed	After 3 attempts to communicate to IR and wireless, SDO transaction failed	error
`801`	Nurse Call Battery	Nurse call battery falls below 5V threshold	warning
`803`	Fowler Calibration	Fowler calibration not completed when in normal mode	warning
`804`	Scale Calibration	Product in normal operation with scale present but not calibrated	warning
`901`	Scale System	Scale button pressed when logged scale error present	warning
`902`	Bed Exit System	Bed exit button pressed with active system error	warning
`903`	iBed Awareness System	iBed Awareness enabled with logged error affecting system	warning
`904`	Unknown Bed Type	Configuration switch bank contains unrecognized value	critical
`905`	CAN Connectivity	Footboard does not receive main board heartbeat within 10 seconds	error
`906`	Scale Features	User attempts to activate disabled scale function due to logged error	warning
`907`	Zero Attempt Failed	Scale system cannot stabilize weight in time during zero operation	warning
`910`	Load Cell Check	Maintenance menu entered with load cell errors detected	warning
`911`	Menu Exception	Footboard menu system provided with out-of-range data	warning
`912`	Calibration Exception	Scale calibration routine fails	warning
`Calibration Error`	Scale calibration procedure failed or was interrupted	Error occurs during scale calibration procedure steps 1-18; display shows error for 4 seconds then returns to maintenance menu	error
`Load Cell Error FL`	Foot Left load cell malfunction detected during self-diagnostic check	Automatic load cell self-diagnostic runs when Maintenance Menu entered; detects load cell failure or signal loss	error
`Load Cell Error FR`	Foot Right load cell malfunction detected during self-diagnostic check	Automatic load cell self-diagnostic runs when Maintenance Menu entered; detects load cell failure or signal loss	error
`Load Cell Error HL`	Head Left load cell malfunction detected during self-diagnostic check	Automatic load cell self-diagnostic runs when Maintenance Menu entered; detects load cell failure or signal loss	error
`Load Cell Error HR`	Head Right load cell malfunction detected during self-diagnostic check	Automatic load cell self-diagnostic runs when Maintenance Menu entered; detects load cell failure or signal loss	error

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.