18-7
Motion group fault
Allen-Bradley · Logix 5000
What does 18-7 mean?
A fault has occurred within a motion group, typically affecting all axes associated with that group. This requires reconfiguring the entire motion subsystem.
Common Causes
- A motion group fault has occurred
- Fault usually affects all of the axes associated with a motion group
Repair Steps & Checklist
Click steps to track your progress.
- 1
Reconfigure the entire motion subsystem to correct the fault.
Verified technical data. Last updated: March 2026
Related Faults
Source: Logix 5000