SP0015
Speed Range Switching / Spindle Switching Alarm
Fanuc · AC Spindle Motor Alpha i-Beta i Series Parameters
What does SP0015 mean?
An error occurred during speed range switching or spindle switching operation. This can be caused by incorrect parameter settings, mechanical issues with the switching unit, or timing problems.
Common Causes
- Incorrect speed range switching parameters (e.g., P2-02, P2-03).
- Spindle motor load exceeding capability during speed changes.
- Faulty gear shifting mechanism if applicable.
- Parameter P2-01 (Spindle switching) not configured correctly.
Repair Steps & Checklist
Click steps to track your progress.
- 1
Review and adjust speed range parameters (P2-02, P2-03) based on motor specifications.
- 2
Measure motor current (e.g., via P5-04) during switching to detect overload.
- 3
Inspect mechanical components of the gear shifting system.
- 4
Verify P2-01 setting for correct spindle switching logic.
Verified technical data. Last updated: March 2026
Related Faults
Source: Fanuc AC Spindle Motor Alpha i-Beta i Series Parameters