Alarm 417: transfer arm stops mid-stroke
- Root Cause
- Machine version mismatch on the transfer arm drive
- Corrective Action
- Loaded the documented machine version and restarted the control
- Verified By
- With a senior engineer
Symptom
Arm stops mid-stroke with an error from the servo amplifier.
Checks
With the drive isolated and locked off, does transfer arm 1 move freely by hand over its full travel?Yes, it moves freely
Does the machine version set in the control match the documented version for this variant?No, they do not match
Timeline
- Report confirmed
- Root cause confirmed
- Repair note: the fault has cleared
- Asked a senior engineer to verify the repair
- Submitted as a reusable path