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The defrost heater warms the evaporator during automatic defrost cycles to remove frost and ice, restoring airflow and cooling. Replacing a failed heater helps prevent frost buildup and maintain more consistent temperatures throughout the refrigerator.
I used my experience with appliances to help me replace these parts. I also used the available AppliancePartsPros.com videos that were supplied by your email with my order. The videos are very helpful. Read more
The defrost heater melts frost off the evaporator coil during the automatic defrost cycle so cold air can circulate freely. Replacing a failed heater helps clear recurring ice buildup and restores stable refrigerator and freezer temperatures.
Replaced defrost heater and temperature sensor. Read more
This defrost heater warms the evaporator coil during the automatic defrost cycle to melt frost and ice, restoring airflow and consistent temperatures. Replace a failed heater to stop recurring frost buildup and uneven cooling. What it does:
First replaced defrost timer which tested OK - but reasonable price and easy to replace. When that did not fix the problem replaced the defrost thermostat and defrost heater. That fixed the problem. However all three parts tested OK ?? May have been a loose connection or intermittent problem with one of the parts. Final cost for all three parts was much cheaper than a service call!! Read more
This defrost heater and bracket assembly mounts at the evaporator and melts frost during the automatic defrost cycle. Restoring airflow across the coils helps bring temperatures back to normal and keeps your refrigerator cooling efficiently.
This refrigerator defrost heater warms the evaporator coil during the automatic defrost cycle to melt frost and keep air moving. Replacing a failed heater helps restore stable temperatures and prevents ice buildup on the freezer back panel. What it does:
IMPORTANT: Defrost heater was more difficult to install around the evaporator coils than the APP installation videos show, but it can be installed. See below. FIRST: Unplug the fridge/freezer! I tested the thermostat, mechanical defrost timer, and the defrost heater with a ohmmeter and determined that the heater was bad. NOTE: Thermostat must be cold in order to be tested; otherwise, the switch inside won't close and you won't get a reading from the ohmmeter. Take a can of compressed air,... Read more
The defrost heater mounts at the evaporator to melt accumulated frost during the automatic defrost cycle. Replacing a failed heater restores airflow and temperature stability, preventing ice buildup that blocks vents and reduces cooling performance. What it does:
White Westinghouse refrigerator door was accidentally left open over night when it was humid, and moisture condensed on the interior. In the morning the arc fault circuit breaker was tripped. Tried letting the unit dry out, but it would still trip the breaker as an arc fault. Started unplugging various components, compressor, evaporator fan, finally the defrost heater before it could be plugged in without tripping the breaker. Although the defrost heater's resistance measured normally, when it... Read more
This is the electric heating element that warms the evaporator during defrost. It clears frost from the coils so air can circulate, helping restore proper cooling and consistent temperatures.
This factory heater restores proper, controlled heat in the location your appliance was designed to warm. Replacing a failed heater helps eliminate freeze-ups or moisture-related issues so the system can operate as intended. What it does:
I changed the bimetal defrost thermostat, and the heating element and it worked like a champ! Read more
This defrost heater warms the evaporator coil during the automatic defrost cycle to melt frost and clear airflow. Replacing a failed heater helps prevent ice buildup and restores more consistent cooling performance throughout the refrigerator. What it does
I removed the shelves and the shelf holders, took the back panel off, loosened the evaporator. Removed the heater element and the thermostat. Re-installed the evaporator the back panel, shelve holders and shelves. Then I located the defrost timer in the refrigerator. Read more
The Heater is an OEM component specifically designed for Whirlpool bottom-mount refrigerators. Located within the fresh food compartment walls, it prevents condensation by maintaining warm air circulation along interior surfaces.
Causes of a bad heater include deterioration of heating coils or electronic boards over many years, loose connections disrupting power delivery, or damage from moisture exposure.
Symptoms include:
This OEM replacement is also compatible with Kenmore, KitchenAid, and some GE models.
The defrost heater warms the evaporator during automatic defrost to melt frost so air can circulate freely. Replacing a failed heater helps stop heavy ice buildup, restore cooling performance, and prevent fan noise from ice contact.
R&R "defrost heater". Read more
This evaporator defrost heater melts frost from the freezer coils during the automatic defrost cycle to keep airflow unobstructed and temperatures stable. Replace it if frost quickly returns after manual defrost or cooling performance declines. What it does:
After doing some research, I guessed it was either a faulty defrost timer, defrost thermostat, defrost heater, or some combination of those. Using part location diagrams for my Amana BC120TW I started by looking for the evaporator coils since they obviously weren't producing enough cold. Upon removing the evaporator coil cover, I found the evaporator coils frozen into 1 solid block of ice. Using a heat gun, I carefully defrosted the coils so I could access the defrost thermostat and heater... Read more
This defrost heater assembly melts frost from the evaporator during the defrost cycle to keep air flowing and maintain consistent temperatures. Replacing a failed heater helps restore proper cooling performance and prevents excessive frost buildup.
FREEZER ON BOTTOM. TOOK OUT DRAWERS AND BACK PANEL. USED A HAIR DRYER TO DEFROST COILS THEN PUT IN A NEW HEATER, DEFROST & DEFROST THERMOSTAT. I FIGURED THEY WORK TOGETHER AND HAD THE SAME WEAR PLUS WAS EASIER TO DO AT ONE TIME. Read more
This defrost heater mounts at the evaporator and melts frost during the automatic defrost cycle to keep airflow clear and temperatures steady. Replace it if ice builds up on the freezer wall or the refrigerator section warms.
Replaced defrost timer, defrost thermostat, and defrost heater. I didn't have a continuity meter to check old parts so replaced all three. Also cleaned condenser coils. Used your videos to help with repair. Read more
This defrost heater melts frost and ice buildup on the evaporator so the freezer can maintain proper airflow and cooling. Replacing a failed heater helps reduce excessive icing and restores normal cooling performance. What it does:
This fill tube heater keeps the ice maker's water inlet from freezing so your refrigerator can produce ice reliably. It applies gentle heat around the fill tube to help prevent ice blockages and water drips in the freezer.