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425
Internal Agitation Fan Stopped
Fanuc · Alpha i series AC Servo Motor
¿Qué significa 425 ?
This alarm is issued when the fan motor built into the servo amplifier module, used for internal agitation, has failed. The fan motor is a consumable component, and its failure can lead to overheating of the servo amplifier if not addressed.
Causas comunes
- Fan motor built into the servo amplifier module has failed
- Fan clogged with foreign matter
- Power connector of the fan is improperly connected
Pasos de reparación & Lista de verificación
Haga clic en los pasos para seguir su progreso.
- 1
Check that the fan is not clogged with foreign matter
- 2
Check that the power connector of the fan is connected properly
- 3
Replace the fan or the entire servo amplifier module
Datos técnicos verificados. Última actualización: March 2026
Fallas relacionadas
Fuente: Fanuc Alpha i series AC Servo Motor