Haas CNC Alarm 691 (Mill) U AXIS DRIVE FAULT

Haas CNC Alarm 691 (Mill) U AXIS DRIVE FAULT
Alarm Description, Cause & Remedy
Current in U servo motor beyond limit. Possibly caused by a stalled or overloaded motor. The servos are turned off. This can be caused by running the axis into a mechanical stop, a short in the motor, or a short of one motor lead to ground.


Haas CNC Alarm 691 (Mill) U AXIS DRIVE FAULT