9 Troubleshooting
9-30
Servomotor
Overheated
Ambient operating temperature too
high
Measure the servomotor ambient
operating temperature.
Reduce the ambient operating tem-
perature to 40
°
C or less.
Servomotor surface dirty
Visually check the surface.
Clean dust and oil from the surface.
Servomotor overloaded
Check the load status with monitor.
If an overload occurs, reduce the
load or replace the SERVOPACK,
converter, and servomotor with
models with higher capacities.
A fault occurred in the fan.
Check if the fan is rotating or not.
Replace the servomotor.
Incorrect wiring of the fan.
Check if the fan is rotating back-
ward.
Correct the wiring.
Check the wiring.
The brake is not released.
Check the operation of the brake.
Release the brake.
(cont’d)
Problem
Probable Cause
Investigative Actions
Corrective Actions
