With this sort of an illustrative guidebook you will have the ability to troubleshoot avoid and complete your assignments with ease. If the blower is using a multi speed motor the settings will be labeled as high medium and low.

How To Test An Evaporator Fan Motor 15 Steps With Pictures
Evaporator fan motor wiring diagram. 4 wires is a common question by new techs. If the freezer isnt working you should be able to tell quickly. Finally this guide is intended to be used as a general overview of common condenser unit wiring schematics. If the freezer is cold there likely isnt an issue with the evaporator fan motor. Jesse grandbois submitted this tech tip to help make it simple. For a visual picture of typical wiring configurations reference the following guide.
How to wire a condensing fan motor for 3 vs. Using the wiring diagram for the unit that holds the blower motor it will be possible to identify the fan relay as well as the various speed terminals and terminal locations if the motor is multi speed. Inside the air handler unit the high voltage wiring powers the indoor fan the heater and provide power for the transformer. 3 wire and 4 condensing fan motor connection hvac school 4f4e1d5 4 wire ac fan motor wiring diagram free fk 8188 evaporator fan wiring diagram replacing a ge 3 wire condenser fan with 4 universal 3 wire and 4 condensing fan motor connection hvac school 4f4e1d5 4 wire ac fan motor wiring diagram free fk 8188 evaporator fan read more. How to test the evaporator fan in your refrigerator. Ac fan motor wiring diagram youll need a comprehensive expert and easy to know wiring diagram.
If this fan is not running your refrigerator will not cool. Inside the condenserevaporator unit the high voltage wiring powers the outside fan and the compressor. This is a quick one on the difference between wiring universal condenser fan motors and why brownwhite is the same wire as white. This includes the high voltage wiring inside air handler unit and inside condenserevaporator unit. The fan in the freezer is what forces the air down to the refrigerator compartment. If the evaporator fan motor stops working your freezer will begin to defrost.
Hvac condenser fan motor wiring diagram. Open the freezer door and feel for cool air with your hand.