Motor encoder F-phase abnormal (SD-AEER)

Mitsubishi Elevator High Elevator

Model: P1/F-board | Code: E9A

Applicable Systems
Mitsubishi Elevator

Symptoms

Motor encoder F-phase signal abnormal detected

Possible Causes

  • Encoder F-phase signal loss
  • encoder cable fault
  • encoder disk damage
  • encoder internal fault

Troubleshooting Steps

  1. Step 1: Check encoder F-phase signal
    Verify the fault is resolved after completing this step.
  2. Step 2: verify encoder cable
    Verify the fault is resolved after completing this step.
  3. Step 3: inspect encoder disk
    Verify the fault is resolved after completing this step.
  4. Step 4: replace encoder if faulty
    Verify the fault is resolved after completing this step.

How to Reset

Power cycle after encoder check

Related Mitsubishi Fault Codes

Source: baike.baidu.com; baijiahao (三菱故障代码); diantijob.com

Category: Elevator