Contents
Alarm
Fanuc Alarm 701 OVERHEAT: FAN MOTOR
Fanuc Overheat Alarm Description
The fan motor on the top of the cabinet for the control unit is overheated.
Check the operation of the fan motor and replace the motor if necessary.
Troubleshooting
Causes and action
This alarm is issued if a fault occurs in any of the fan motors, such as the stoppage of a fan motor during the operation of the CNC.
Fan motor
Fan motors are installed in the uppermost portion of the CNC control unit. Each fan motor is attached with an alarm detector circuit, which notifies the CNC of a fault such as the stoppage of the fan motor, thereby issuing this alarm.
If this alarm is issued, replace the fan motor.