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33 ML2 Open At Floor
If ML2 switch becomes passive [ML2=0] while the car is
staying at floor level this error is created. If the doors are
open then it is an UCM error and the system is blocked.
Check the magnet and switch locations of ML1 and ML2.
Cause
Troubleshooting
1. Check the ML2 pencil switch condition. if needed replace it.
2. Check if the distance from pencil switch to the magnet is big.
3. Check the connections from the main panel to the car top
controller through the flat cable. tighten the plugs.
4. Check if the led on the main PCB for ML2 lit. Check if you have
voltage in 100A of the car top magnetic switches connector.
5. If still not have a feedback of ML2 then check the PCB input
and contact the after sales service department.
TIP: Check electrical drawings pages 3-12-13
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