FANUC SV0433 SV0610 SP9059 Error



This alarm is caused by a fan failure in the PSM control board of the power supply module.

The alarm in the picture above is an alarm caused by damage to the fan in the power module control board (when using the αi power module). When the alarm occurs, the LED of the power module PSM displays "2" and the LED of the spindle amplifier SPM displays "59".

FANUC | Summary of alarm information for each cooling fan

Maintenance or replacement of the fan can fix the fault alarm. After removing the power module control board, the fan position is as shown in the figure below: