FANUC Overheat Alarm Codes List
CNC machine errors bring production to a halt, throw alarms, and leave you in the dark. Consult the list below and shed some light.
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|700||OVERHEAT: CONTROL UNIT||Control unit overheat
Check that the fan motor operates normally, and clean the air filter.
|701||OVERHEAT: FAN MOTOR||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.
|704||OVERHEAT: SPINDLE||Spindle overheat in the spindle fluctuation detection
(1) If the cutting load is heavy, relieve the cutting condition.
(2) Check whether the cutting tool is share.
(3) Another possible cause is a faulty spindle amp.