Frigidaire Defrost Heater Test

If the board fails the refrigerator will not go into the defrost cycle.

Frigidaire defrost heater test.

The thermostat is wired in series with the defrost heater and when the thermostat opens the heater shuts off. Frigidaire also manufactures air conditioning units ranges microwaves dryers dehumidifiers and clothes washers. This video provides information on how to test a defrost heater on a refrigerator. The defrost heater and defrost thermostat.

The defrost heater is a commonly replaced part on a fridge that isn t cooling properly. In freezer on top models it may be located under the floor of the unit or it could be found at the back of the freezer. Firmly grasp these connectors and pull them off the terminals. If you have a side by side refrigerator the defrost thermostat is found at the back of the freezer side.

Do not pull on the wires themselves. Please note that a continuity test will not work on defrost heater because the ohm value is too high to register on a continuity test. You may need a pair of needle nosed pliers to help you. A defrost heater is connected by two wires and the wires are connected with slip on connectors.

Other commonly replaced parts when the freezer is cold but the refrigerator is warm are. If you have a manual ranging multimeter then you ll. The defrost control board determines how often to run the defrost cycle. If you have an autoranging multimeter then turn it to the home setting.

If the defrost heater and defrost thermostat are working properly the defrost control board is. If you have this type of frigidaire refrigerator you can force your refrigerator to do a defrost cycle by pressing the refrigerator light switch 5 times within 6 seconds. At that point the control board should send electricity through the bi metal defrost thermostat to the defrost heater. If your refrigerator or freezer is not cooling you should check to see if it is going through the automatic defrost cycle.

To test the defrost heater you ll need to use a multimeter to do an ohm test. Frigidaire specializes in offering high quality energy efficient kitchen and laundry appliances. Before you can test your defrost heater you have to remove it from your refrigerator.