Code 5493: “smpsfan - voltage low” (Warning)

Situation

Solution

Malfunction SMPS module. All other fans also report voltagelow error.

Replace the SMPS module.

Damaged insulation of the wire unit of the fan causing a shortcircuit.

  1. Repair the insulation of the wire unit using shrink sleeve.

  2. If not repairable, replace the whole wire unit and fan.

Malfunction Fan & Motor Control board.

Replace the Fan & Motor Control board.