Frigidaire Defrost Heater Not Working

If the heater tests ok replace the thermostat.

Frigidaire defrost heater not working.

This video provides step by step repair instructions for replacing the defrost thermostat on a frigidaire refrigerator. The most common reason for replacing the. Outer walls are hot. Your car s defroster is needed to keep the inside of the windshield from icing up in cold weather.

This defrost heater is connected to a defrost thermostat. This video provides step by step repair instructions for replacing the defrost heater on a frigidaire refrigerator. If the refrigerator does not defrost the defrost thermostat might be defective. The defroster is part of the heater and air conditioner system.

If you are working on a top freezer or bottom freezer you may get a higher ohm reading 25 50 ohms this is ok as long as it isn t extremely high. Learn how to use a multimeter to check for wiring problems in an appliance that s not working. If the heater thermostat and thermistor check out ok replace the main board. Leaky door or lid gasket broken defrost heater bad defrost bi metal thermostat defrost control failure faulty compressor.

Before you can test your defrost heater you have to remove it from your refrigerator. The defrost sensor has a fuse to back up the sensor in case the sensor fails. Assemble the timer back onto the fridge and reinstate the power supply. It should be around 15 25 ohms give or take and if not replace it.

A defrost heater is connected by two wires and the wires are connected with slip on connectors. If the defrost heater does not have continuity replace it. To determine if the defrost heater is at fault use a multimeter to test the defrost heater for continuity. If the defrost sensor fails to shut off the defrost heater.

In a defrost system the defrost heater turns on several times in a day to melt away the frost developed on the evaporator coil. The most common reason for replacing. Firmly grasp these connectors and pull them off the terminals. You may need a pair of needle nosed pliers to help you.

The defrost sensor monitors the temperature of the evaporator. It can be a safety problem if the defroster is not working or quite uncomfortable if the vents are stuck in the defrost position. Do not pull on the wires themselves. If the defrost heater won t turn on frost will continue to accumulate on the evaporator coils and the coils will eventually frost over.

The fuse will blow in order to shut off the defrost heater. To reset the refrigerator defrost timer tepte simply states to locate the circular notch on the timer and turn it counterclockwise with a flathead screwdriver.