Schindler 5500 Error Codes -

The current on the main board.

Note: This guide is for informational purposes. Always consult the official Schindler 5500 Technical Manual and adhere to local elevator safety codes before performing repairs.

Meaning: The door controller attempted to open the doors but did not receive the "Door Fully Open" limit switch signal. schindler 5500 error codes

Press the reset button on the GCIOCF PCBA once and wait for the system to boot.

The safety loop opened unexpectedly during flight or when doors should be locked. The current on the main board

: Load weigh signal is missing. Check the wiring to the LMS sensors.

The physical landing position varies from the digital hoistway map. Cause: Rope stretch or tape slippage. Meaning: The door controller attempted to open the

| Code | Description | Likely Cause | |------|-------------|----------------| | | No fault / power-up | Normal after reboot. | | E-05 | Door timeout | Doors open too long – blocked door detector or faulty door operator. | | E-08 | Over-speed monitoring | Governor or encoder signal mismatch. | | E-12 | Car – counterweight sync loss | Usually a rope slip or encoder drift. | | E-17 | Drive fault – current overload | Bad drive transistor, shorted motor leads, or stuck brake. | | E-21 | Position lost | The controller doesn’t know where the car is. Requires re-levelling or a full learn run. | | E-23 | Door close fault | Door cannot fully close – obstruction, bad limit switch, or worn belt. | | E-31 | Brake pickup failure | Brake not releasing correctly – worn coils, bad relay, or low voltage. | | E-42 | Communication error (car to controller) | Loose serial cable, bad CAN bus termination, or EMI noise. | | FF-41 | Emergency stop / safety chain open | Any safety device tripped (gov, overspeed, final limits, door lock). |

SH/SH1 main run contactor state does not match control board command logic.

Disclaimer: Elevator maintenance, diagnostics, and troubleshooting must only be performed by certified elevator technicians who have undergone specific training on Schindler equipment. Unauthorized adjustments pose severe safety hazards.