EL
ErrorLib
Brands
||
  1. Home
  2. Fanuc
  3. AC Spindle Motor Alpha i-Beta i Series Parameters
  4. SP0015
About·Privacy·Terms

ErrorLib — Industrial Fault Code Library

Disclaimer: ErrorLib is an independent technical reference tool. While we aim for accuracy, always verify with the manufacturer’s official service manuals before performing maintenance on industrial equipment. ErrorLib is not affiliated with the brands listed.

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. 1

    Review and adjust speed range parameters (P2-02, P2-03) based on motor specifications.

  2. 2

    Measure motor current (e.g., via P5-04) during switching to detect overload.

  3. 3

    Inspect mechanical components of the gear shifting system.

  4. 4

    Verify P2-01 setting for correct spindle switching logic.

Browse all codes in this manual (60)
Verified technical data. Last updated: April 2026

Related Faults

749Serial Communication Error during Activation750Spindle Amplifier Not Activated (16i)PS0223Spindle Not Set for Control
Source: Fanuc AC Spindle Motor Alpha i-Beta i Series Parameters
Open Manual (Page 728)Search more codes in this manual