Door power OFF fault

Hitachi Elevator High Elevator

Model: MCA | Code: 81

Applicable Systems
WJ200

Symptoms

Door power supply OFF fault detected

Possible Causes

  • Door power relay fault
  • door power supply interruption
  • door power fuse blown

Troubleshooting Steps

  1. Step 1: Check door power relay
    Verify the fault is resolved after completing this step.
  2. Step 2: verify door power supply
    Verify the fault is resolved after completing this step.
  3. Step 3: inspect fuses
    Verify the fault is resolved after completing this step.
  4. Step 4: replace if blown
    Verify the fault is resolved after completing this step.

How to Reset

Power cycle after repair

Related Hitachi Fault Codes

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Category: Elevator