Stairlift fault codes vary according to make and model, but common issues like low battery, charging problems, safety edge activation, and motor/brake faults often have corresponding error codes. Consult the specific user manual or manufacturer’s website for your stairlift model for the best troubleshooting accuracy.
Common Stairlift Fault Codes and Their Meanings:
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Low Battery/Charging Issues:
- Code: 1, 2, F5
- Meaning: Indicates a low battery charge or a problem with the charging process.
- Troubleshooting: Check the power supply, charging contacts, and battery condition.
- Code: 1, 2, F5
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Safety Edge/Limit Switch Issues:
- Code: 4, 5, 6, 7, 8, 9
- Meaning: Indicates a safety edge or limit switch has been activated, potentially due to an obstruction or a fault with the system.
- Troubleshooting: Check for obstructions on the safety edge or footrest and ensure the stairlift is properly aligned with the track.
- Code: 4, 5, 6, 7, 8, 9
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Motor/Brake Faults:
- Code: E, F
- Meaning: Indicates a problem with the stairlift’s motor or braking system.
- Troubleshooting: Try resetting the stairlift or turning it off and on again. If the issue persists, professional assistance may be needed.
- Code: E, F
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Other Codes:
- Code: F1, H1, H2, F3, F6, F7
- Meaning: These codes can indicate various problems, including relay faults, safety ground issues, motor over-current, final limit switch overrun, and over-speed governor activation.
- Troubleshooting: These issues generally require professional assistance.
- Code: F1, H1, H2, F3, F6, F7
Troubleshooting Tips:
- Consult the User Manual: The user manual for your specific stairlift model will provide detailed information on error codes and troubleshooting steps.
- Check the Power Supply: Ensure the stairlift is properly connected and powered.
- Check the Charging Contacts: Make sure the charging contacts are clean and free of debris.
- Consider Battery Replacement: If the batteries are old, they may need to be replaced.
- Contact a Professional: For complex issues or if troubleshooting steps don’t resolve the problem, contact a qualified stairlift engineer.
Stairlift Fault Codes – Specific Models
Stannah 600 Fault Codes
1 – charging/battery fault
2 – no fault found, normal operation mode
3 – obstruction detected around footrest / carriage
4 – power key is not in correctly or on/off switch is in the ‘off’ position
5 – seat sensor is not detecting user or downside arm is not lowered
6 – immobiliser seatbelt is not on correctly (optional)
7 – seat is not in its travelling position
9 or F – Service engineer required
Acorn & Brookes Stairlift Fault Codes
| BLANK | Power down | Check battery isolation switch is in the on position |
| 0 | Batteries (Low) | Batteries 17v or less |
| 1 | Normal | If there is a toggle fault, try a remote handset |
| 2 | No charge, audible bleep | Transformer unplugged, lift not on charge point, or power cut |
| 3 | OSG | Hand wind stairlift clockwise to reset |
| 4 | Seat turned | Seat not in travel position, safety arm (if fitted) not down |
| 5 | Key off | Turn key on |
| 6 | Final limit | Overrun. Hand wind stairlift up or down slightly |
| 7 | Footrest down | Lower safety edge activated |
| 8 | Footrest up | Upper safety edge activated |
| 9 | Carriage up | Upper safety cover activated |
| A | Carriage down | Lower safety cover activated |
| C | Batteries flat | Leave on charge for approx 1 hour |
| E | Brake fault | Try reset. Possible low batteries. Leave on charge |
| F | Motor | Try reset. Call engineer |
| U | Relay fault | Carry out reset. Unplug charger from wall, turn off lift for 5 minutes |
See also our stairlift troubleshooting guide.