00077
Carrier Transicold
Critical

Evap Motor Overheated

The evaporator fan motor is operating above its safe temperature threshold.

Possible causes

  • Damaged motor bearings
  • Excessive ice blocking the blades
  • Voltage drop in the evaporator circuit
  • Burned or shorted motor

Recommended actions

  • Check free rotation of turbines/blades
  • Manually defrost the evaporator
  • Measure motor winding resistance
  • Check electrical connections in the evaporator box

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