LIMITED TIME ONLY for new customers: 15% off your first repair order!

The BEST in FANUC Exchange, Repair & Service

We offer free phone support to help you troubleshoot

Free Support

815-578-9145

Fanuc Spindle Amplifier Alarm 78

FANUC Alarm Codes >> FANUC Spindle Amplifier Alarms >> Spindle Amplifier Alarm 78

ModelAlarm description

Fanuc 6111, 6112, 6116, 6141, 6142 amps

This alarm can be issued only when Dual Check Safety is in use. The result of spindle amplifier safety parameter check does not match the result of the CNC safety parameter check.

Relevant 6111 spindle amplifiers to the 78 alarm:

Relevant 6112 spindle amplifiers to the 78 alarm:

Relevant 6116 spindle amplifiers to the 78 alarm:

Relevant 6141 spindle amplifiers to the 78 alarm:

Relevant 6142 spindle amplifiers to the 78 alarm:


Contact Tri Star CNC Services

Nationwide FANUC Spindle Amplifier Alarm Troubleshooting, Repairs & Replacement Service

Give Tri Star CNC a call and we’ll help you determine the source of the FANUC spindle alarm 78 error and find solutions ASAP. We offer FREE phone support (call 815-578-9145 now), competitive repair pricing, or quick turnaround on a replacement component from our exchange stock if necessary. If you need on-site support we can point you in the right direction through our field service network.

FANUC-GE Parts Exchange & Repair Warranty Information

Exchange FANUC parts and repaired parts include a 1-year warranty. Tri Star CNC, LLC warrants the COMPLETE ASSEMBLY REPAIR – not just the parts and labor.

Get more details on our FANUC warranty and please contact us for further CNC machine support.

Contact Us

For parts repair or replacement, please fill out the form below and we’ll get back to you as soon as possible.

upload pdf

* Indicates a Required Field
Call now for FREE phone support
FREE Phone Support
815-578-9145