Applicable Systems
ThyssenKrupp Control System
Symptoms
TSO (door open limit switch) front door fault detected
Possible Causes
- TSO switch malfunction
- door mechanism misalignment
- wiring fault
Troubleshooting Steps
- Step 1: Inspect TSO switch
Verify the fault is resolved after completing this step. - Step 2: check door mechanism alignment
Verify the fault is resolved after completing this step. - Step 3: verify wiring continuity
Verify the fault is resolved after completing this step.
How to Reset
Power cycle after repair
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Source: beijiaxin.cn; zhihu.com/p/577262471; renrendoc MC2-C manual
Category: Elevator
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