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

FANUC Servo Amplifier Alarm b

FANUC Alarm Codes >> FANUC Servo Amplifier Alarms >> Servo Amplifier Alarm b

Disclaimer: Attempting repairs yourself can be dangerous and can void your warranty. Contact us for support.

FANUC Servo Amplifier Alarm Code B

ModelDescriptionRemedy
Alpha Fanuc Servo Amplifier Alarms (6071, 6079, 6080, 6096) Abnormal current alarm (L axis)
  1. Check the current level in the L axis motor.
  2. Inspect the motor and connections for any abnormalities.
  3. Verify the power supply to the motor.
  4. Contact Tri Star for further support.
C Series Fanuc Servo Amplifier Alarms (6066) Abnormally high current in the L– and M– axis motors
  1. Check the current levels in the L– and M– axis motors.
  2. Inspect the motors and connections for any abnormalities.
  3. Verify the power supply to the motors.
  4. Contact Tri Star for further support.
Fanuc Servo Amplifier Alarms (6089) Abnormally high current in the L– and M– axis motors
  1. Check the current levels in the L– and M– axis motors.
  2. Inspect the motors and connections for any abnormalities.
  3. Verify the power supply to the motors.
  4. Contact Tri Star for further support.
Fanuc Servo Amplifier Alarms (6090) Abnormally high current in the L– and M– axis motors
  1. Check the current levels in the L– and M– axis motors.
  2. Inspect the motors and connections for any abnormalities.
  3. Verify the power supply to the motors.
  4. Contact Tri Star for further support.
aiS SVM (6114, 6117, 6134) DC link current alarm (L axis)
  1. Inspect the DC link current in the L axis.
  2. Check for any irregularities in the DC link.
  3. Ensure proper connections in the DC link circuit.
  4. Contact Tri Star for further support.
Servo Amplifier Alarms (6240) DC link current alarm (L axis)
  1. Inspect the DC link current in the L axis.
  2. Check for any irregularities in the DC link.
  3. Ensure proper connections in the DC link circuit.
  4. Contact Tri Star for further support.

Browse FANUC Parts Database

Search FANUC Parts Number:

Relevant 6071, 6079, 6080, 6096 Servo Amplifier Alarms to the b alarm:

Relevant 6066 Servo Amplifier Alarms to the b alarm:

Relevant 6089 Servo Amplifier Alarms to the b alarm:

Relevant 6090 Servo Amplifier Alarms to the b alarm:

Relevant 6114, 6117, 6134 aiS SVM Alarms to the b alarm:

Relevant 6240 Servo Amplifier Alarms to the b alarm:


Contact Tri Star CNC Services


Nationwide FANUC Servo Amplifier Alarm b Troubleshooting, Repairs & Replacement Service

Give Tri Star CNC a call and we’ll help you determine the source of the FANUC servo b 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.

1-year warranty on FANUC CNC parts exchangeFANUC-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