Frigidaire Defrost Heater Test

A defrost heater is connected by two wires and the wires are connected with slip on connectors.

Frigidaire defrost heater test.

Before you can test your defrost heater you have to remove it from your refrigerator. The defrost heater and defrost thermostat. The defrost heater is a commonly replaced part on a fridge that isn t cooling properly. 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.

If your refrigerator or freezer is not cooling you should check to see if it is going through the automatic defrost cycle. Frigidaire also manufactures air conditioning units ranges microwaves dryers dehumidifiers and clothes washers. Other commonly replaced parts when the freezer is cold but the refrigerator is warm are. At that point the control board should send electricity through the bi metal defrost thermostat to the defrost heater.

Do not pull on the wires themselves. 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. Before replacing the defrost control board first test. If the board fails the refrigerator will not go into the defrost cycle.

The defrost control board determines how often to run the defrost cycle. If you find that it is not going t. 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.

If you have an autoranging multimeter then turn it to the home setting. In frigidaire refrigerators as well as other manufacturer s models the defrost timer is the device that regulates the cooling mechanisms and keeps the unit s components from freezing up. This video provides information on how to test a defrost heater on a refrigerator. If you have a manual ranging multimeter then you ll.

The thermostat is wired in series with the defrost heater and when the thermostat opens the heater shuts off. Frigidaire specializes in offering high quality energy efficient kitchen and laundry appliances. Firmly grasp these connectors and pull them off the terminals.