3508
Finishing Not Possible
Fanuc · Series 0i Manual Guide
What does 3508 mean?
This MC alarm (specific to Series 30i) indicates that the specified conditions prevent the successful completion of a finishing operation. This implies that the finishing program contains parameters or commands that are incompatible or insufficient for the desired outcome, risking an incomplete or incorrect finish.
Common Causes
- The final surface requires a high degree of accuracy not achievable with current setup.
- Tool wear has progressed to a point where finishing is compromised.
- Previous operations have left significant irregularities.
- Machining strategy does not support the desired surface finish quality.
Repair Steps & Checklist
Click steps to track your progress.
- 1
Review the finishing program thoroughly to identify and correct any invalid or incompatible conditions preventing the finishing operation.
Verified technical data. Last updated: March 2026
Related Faults
Source: Fanuc Series 0i Manual Guide