On this page
Asset Type
Manufacturer
Model
What This Guide Helps With
Addresses slow, uneven, or non-functioning bed movements due to power, control, or connection issues before assuming actuator failure.
Step-by-Step Troubleshooting
Ensure Patient Safety First
- Confirm the patient is safely transferred to another bed or properly supported.
- Do not troubleshoot bed movement with a patient at risk.
Verify Bed Has Power
- Check that the bed is plugged into a working outlet and the power indicator is on.
- Why: Low or no power can cause slow or non-responsive actuators.
Check Battery Status
- Disconnect AC power and attempt movement using battery backup. Then reconnect AC power.
- Expected Outcome: Weak or failed batteries may allow limited or slow movement. If performance changes, battery may be degraded.
Inspect Hand Control and Side Rail Controls
- Test all movement functions from both the hand pendant and side rail controls.
- Why: If one control works and the other does not, the issue is likely a control interface or cable—not the actuator.
Check for Bed Lockout or CPR Mode Activation
- Ensure no movement lockouts are enabled and that the bed is not in CPR/emergency release mode.
- Expected Outcome: Locked-out functions will prevent actuator movement.
Inspect for Obstructions or Mechanical Binding
- Visually inspect under the bed and around linkages for debris, bent components, or pinch points.
- Why: Mechanical resistance can mimic actuator failure or cause slow movement.
Listen for Actuator Noise During Operation
- Attempt movement and listen for motor noise.
- Noise with no movement → possible mechanical or actuator issue
- No noise → possible electrical or control issue
Check Actuator and Cable Connections
- Inspect accessible actuator cables and connectors for looseness, damage, or pinched wiring.
- Reseat connections if safe to do so.
- Expected Outcome: Loose connections can cause intermittent or failed movement.
Test Individual Functions Separately
- Attempt hi-lo, backrest, and knee gatch independently.
- Why: A single failed actuator vs. multiple failures helps isolate whether the issue is localized or system-wide.
Cycle the Bed Power
- Unplug the bed, wait 30 seconds, then reconnect power and retest.
- Why: Resets control electronics and may restore function if a control fault occurred.
If the Problem Persists
If all external checks have been completed and movement is still slow or non-functional, the issue is likely internal (actuator, control box, or wiring harness).
Remove the bed from service, label it Out of Service, and send it for repair or bench evaluation.
Recognizing when to stop prevents unnecessary risk and is part of proper troubleshooting.
Clinical Use Tip
Always move the patient to another bed before troubleshooting movement issues. Unexpected bed motion or failure during use can create serious safety risks.
Work Order Documentation (CCR Method)
CCR = Complaint, Cause, Resolution
Complaint
What was reported by the clinical staff.
Example:
"Bed backrest and hi-lo functions moving slowly and intermittently unresponsive."
Cause
What was observed during troubleshooting.
Example:
"Loose actuator cable connection identified at control box causing inconsistent power to actuator."
Resolution
What action was taken.
Example:
"Reseated and secured actuator connection, tested all bed movements, and confirmed normal operation."
Helpful Details to Include (If Known)
- Outlet tested and confirmed working
- Battery performance observed (weak/normal)
- Controls tested (pendant vs. side rail)
- Specific functions affected (hi-lo, backrest, knee)
- Audible actuator noise present or absent
- Any visible obstruction or mechanical binding
- Final device status (returned to service or sent for repair)
Final Thought
Actuator issues often appear more severe than they are, but many are caused by simple power, control, or connection problems. A structured, external-first approach ensures patient safety while avoiding unnecessary part replacement. Proper escalation and clear documentation are key to effective Clinical Engineering support.
That is successful troubleshooting.