Troubleshooting steps
Check servo amplifier, verify motor load, inspect encoder
Robot Error Codes
Yaskawa A42 – Servo motor fault
Servo motor fault
Details
Yaskawa A42 error on DX, YRC series indicates servo motor fault. Servo amplifier fault, motor overload, encoder problem. Check servo amplifier, verify motor load, inspect encoder.
Error typeservo
MeaningServo motor fault
Typical causesServo amplifier fault, motor overload, encoder problem
SolutionsCheck servo amplifier, verify motor load, inspect encoder
SeverityHigh
Catalog references
Where this appears
YaskawaA42
Utilities
Copy-paste helpers
Browse More
Explore Robot Error Codes
View all 500 robot error codes codes
FAQ
Common questions
What does A42 mean on Yaskawa robot?
A42 on Yaskawa DX, YRC series indicates servo motor fault. Servo amplifier fault, motor overload, encoder problem.
Community
Discussion & Experiences
Share your experience, solutions, or ask questions about this error code. Help others troubleshoot!
Loading comments...