Symptoms 

Fan(s) will not operate

Possible Causes

1. Main switch open                             
2. Blown fuses
3. Defective motors
4. Defective time or defrost thermostat
5. Unit in defrost cycle
6. Coil does not get cold enough to reset thermostat

‍Possible Corrective Steps 

1. Close switch
2. Replace fuses. Check for short circuits or overload conditions
3. Replace motor
4. Replace defective component
5. Wait for completion of cycle
6. Adjust fan delay setting of thermostats

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