How to Diagnose Allen-Bradley Fault Light Patterns
Quick Answer
Note the light pattern, refer to the manual for the code, and take appropriate action.
How to troubleshoot How to Diagnose Allen-Bradley Fault Light Patterns
Allen-Bradley drives use fault lights to indicate issues. This guide covers diagnosing fault light patterns.
Step-by-Step Fix
- Note the colour and pattern of the status LEDs.
- Refer to the drive manual for fault code meanings.
- Check the supply voltage and connections.
- Check the motor and cabling.
- Reset the drive and test.
Common Error Codes
| Code | Meaning | Resolution |
|---|---|---|
| Red flashing | Overcurrent | Check motor and cabling. |
| Red solid | Hardware fault | Contact technical support. |
Frequently Asked Questions
What does a flashing red light on Allen-Bradley mean?
Typically indicates an overcurrent fault.
Can I reset an Allen-Bradley drive remotely?
Yes, through the network interface.