51
Fault Queue Cleared
Allen-Bradley · PowerFlex 700
What does 51 mean?
No fault displayed. This entry is used as a marker in the Fault Queue, indicating that the clear queue function was performed. It records the action of clearing the entire fault history.
Common Causes
- The drive's entire fault queue has been cleared.
- A command to erase all historical fault data was executed.
- This is an informational marker in the fault log.
- Indicates the historical fault log has been reset.
- Used for logging operational sequences rather than an error.
Repair Steps & Checklist
Click steps to track your progress.
- 1
This is an informational log entry, no corrective action is required for this specific 'fault'.
- 2
Clear the fault log to remove this entry if it is not relevant.
- 3
Note that all historical fault data has been erased.
- 4
Ensure the fault queue clear command was intentionally issued.
- 5
Proceed with diagnosing any currently active faults.
Verified technical data. Last updated: March 2026
Related Faults
Source: Allen-Bradley PowerFlex 700