: Level detection unavailable. This is often caused by the IDC sensor not reaching the required condition; manually rotating the transfer belt may resolve it.
Are you currently seeing a on the SMLCD display that you need help interpreting? Schindler Elevator Error Codes Guide | PDF | Electric Motor
: The doors fail to log a KET-S (door closed limit) signal within 10 seconds of a closing command. Check for physical debris in the sills, misaligned door interlocks, or a failing light curtain.
The Schindler 5500 utilizes a high-precision shaft positioning system, frequently relying on magnetic tape or optical systems (like the ) to map the hoistway. Error Code 0501: Position Loss / Synchronization Fault schindler 5500 error codes top
Covers SMLCD messages and traction media trip counters.
Wipe down the entire length of both light curtain edges with a microfiber cloth.
The encoder signal does not match the actual movement of the car. : Level detection unavailable
Adjust the gap and drop of the interlock pick to ensure firm electrical connection when the door locks. Category 2: Door Drive and Optical Faults
The drive unit detected a current spike. This could point to a motor winding issue, a brake that isn't releasing properly, or an overloaded car.
: Motor controller over-voltage. Recommended actions include checking battery voltage with the charger off or cycling power. Schindler Elevator Error Codes Guide | PDF |
The controller lost track of the car’s absolute position in the hoistway. This forces the car to creep to the bottom floor to re-calibrate using the magnets.
Main contactors SH/SH1 failed to drop or pick up; safety loop disconnected.
The main control lost contact with the Landing Operating Panel (hall call station).