Rotary encoder wiring error (RE fault)

Hitachi Elevator High Elevator

Model: MCA | Code: 35

Applicable Systems
WJ200

Symptoms

Rotary encoder wiring error detected

Possible Causes

  • Encoder phase wiring reversed
  • encoder cable damaged
  • connector fault

Troubleshooting Steps

  1. Step 1: Check encoder wiring
    Verify the fault is resolved after completing this step.
  2. Step 2: verify phase sequence
    Verify the fault is resolved after completing this step.
  3. Step 3: inspect cable and connectors
    Verify the fault is resolved after completing this step.

How to Reset

Power cycle after wiring correction

Related Hitachi Fault Codes

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Category: Elevator