Fanuc · AC Spindle Motor Alpha i-Beta i Series Parameters
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.
Click steps to track your progress.
Review and adjust speed range parameters (P2-02, P2-03) based on motor specifications.
Measure motor current (e.g., via P5-04) during switching to detect overload.
Inspect mechanical components of the gear shifting system.
Verify P2-01 setting for correct spindle switching logic.