Applicable Systems
Mitsubishi Elevator
Symptoms
Reverse running detected - direction opposite to command
Possible Causes
- Motor phase reversed
- inverter direction command error
- encoder direction signal error
- brake slip
Troubleshooting Steps
- Step 1: Check motor phase sequence
Verify the fault is resolved after completing this step. - Step 2: verify inverter direction
Verify the fault is resolved after completing this step. - Step 3: inspect encoder direction
Verify the fault is resolved after completing this step. - Step 4: check brake
Verify the fault is resolved after completing this step.
How to Reset
Power cycle after correction
Source: baike.baidu.com; baijiahao (三菱故障代码); diantijob.com
Category: Elevator