Think Crucial Replacement for Whirlpool Defrost Thermostat Fits Kenmore, Maytag, Sears & Roper Refrigerators, Compatible with Part 10442411, 10442401, 4344231, 8170725, C8898601, C8978401. Found that we had not correctly connected the belt that controls the damper door. Before you begin to test your defrost thermostat, make sure you disconnect the appliance's power supply. I then soldered the wires and covered them with a plastic sleeve and wrapped them in electrical tape. The thermostat must be very cold before it will close the circuit. Sometimes there can become a build up of frost on the evaporator panel. I arrived home and guess what the evaporator fan was making Noise.. If so, you will need to test the defrost heater and the defrost thermostat. Ask our pros! Think Crucial Replacement for Whirlpool Defrost Thermostat Fits Kenmore, Maytag, Sears & Roper Refrigerators, Compatible with Part 10442411, 10442401, 4344231, 8170725, C8898601, C8978401 4.7 out of 5 stars 78. 2) thermostat on 5 seconds (repeat steps 1 & 2 two more times) 3) thermostat off. Then test for power to the heater and see where you losing power at. test 1 defrost thermostat & defrost circuit - I got a 1 S test 2 compressor/condensor fan test- it appeared to go on (I Think) test 3 evaporator/freezer fan test- that cycled on off fine. Maybe it is something that I will have to call a repairman for. If they both check good for continuity then replace the circuit board. This solved the problem of no defrost. Looked at the defrost thermostat; it's top was pushed up. FREE Shipping on your first order shipped by Amazon. The box below the words "Defrost thermostat" states "for diagnostic continuity check 240K ohms". If found to have no continuity or the thermostat looks to be expanded or disfigured, it is faulty. If you observe any frost buildup in your frost-free Whirlpool refrigerator/freezer, you should test and set the defrost timer to make sure it is working properly. The very first thing that you need to do before you begin your installation is to disconnect the power supply to your appliance. Alternatively, you could trip the appropriate switch in the circuit breaker panel, or you could remove the appropriate fuse from your home's fuse box. If you find that you have a bad defrost heater, and you need to purchase a new one. Place each of the multitester's leads on a thermostat wire. You can test this with a multi-meter TJMA-DMT3. You really need to order what they say to order, if they made it to work separately, they would of made the defrost thermostat a seperate part you could buy. 2. But if the defrost thermostat has shorted or become broken, your freezer can’t regulate its own temperature anymore. The defrost bi-metal thermostat shuts off the defrost heater if it gets hot enough to damage the evaporator. Turn the thermostat on for 5 seconds. No ice build up. Turn the thermostat off. To check to be sure that it is opening at the proper temperature, place it in water and slowly heat the water. 4.7 out of 5 stars 75. 37 $10.28 $10.28. The multi-meter will display 0.000 if the Defrost Thermostat is in the closed position, and should be in the closed position when it is cold. $11.99. How to test Defrost Thermostat WPW10225581: Using a multimeter, measure continuity through the thermostat before defrosting. --->The way to test the defrost thermostat is to unplug the refrigerator from the wall outlet, then pull that plastic electrical connector out that it goes to, it unsnaps, then use your multimeter and set it on 200 ohms and ohm test the defrost thermostat WHILE ITS FROSTY, if it's not frosty you will not get a proper reading. Disconnect the refrigerator/freezer from the wall outlet for at least 30 seconds. Depending on the cycle’s position when the damage occurred, your heater might never come on or might never turn off. The replacement part of Defrost bi-metal thermostat WPW10225581 is to clip onto the evaporator and protect the evaporator from overheating during the defrost cycle.If your refrigerator does not defrost properly you can test both the thermostat and the heater to figure out which part is at fault. I replaced relay starter and that didn't seem to do it. in 3-8 seconds, control will turn on defrost heater. You can let the sensor warm up to room temperature. Among other uses, a multimeter measures the electrical output of devices. Read your instruction manual to find where the button is. To test the thermostat, set your multitester to the R X 1 ohms setting. Get it as soon as Tue, Nov 24. Different multimeter models, including analog and digital types, vary in the way they test and display data, so be sure to follow the directions in your multimeter's user manual for its proper use. You can purchase one from Amazon by clicking this link: @ . To check to be sure that it is opening at the proper temperature, place it in water and slowly heat the water. If the defrost heater and defrost thermostat are working properly, ... Use the Whirlpool Defrost button to defrost the refrigerator. The defrost control board determines how often to run the defrost cycle. 7. to terminate test early, remove power from refrigerator. You can test the Defrost Thermostat with a multi-meter. W10225581 Refrigerator Bimetal Defrost Thermostat Premium Replacement Part by Canamax - Compatible with Whirlpool Kenmore Refrigerators - Replaces WPW10225581 … Total Satisfaction Rating (38) View All Do-It-Yourself Stories Have questions? Check and see if there is any frost build up on the back wall of the freezer. If your defrost heater has a defrost thermostat wired in series like mine, you’ll need to make sure the thermostat has cooled down below its closing temperature before doing the ohm test. If the defrost bi-metal thermostat fails, the heating element doesn't turn on, and frost builds up on the evaporator. 4.7 out of 5 stars 96. I will include a link at the end to assist you how to use the multi-meter if needed. $9.37 $ 9. I assume that this is a mechanical spring that will close if it gets too cold, but I am not sure. defrost heater will turn on for 21 minutes or until bi-metal opens. The best way to do this is to remove the thermostat from the refrigerator so you can control the temperature of the sensor. titans62 February 18, 2012 @SarahSon - That is odd that the freezer defrost thermostat wouldn't work right if the power went off. Whirlpool Age 1-5 years The other weekend I found my fridge warm and my freezer still cold. If you did not replace or test the Bi-Metal Defrost Thermostat, PartSelect Number: PS11750673 I woudl suggest doing so. All fans and compressor are running (when it's working). • Chicago, IL • February 08, 2015. Compare with similar items . Lowest price in 30 days. This video provides information on how to test a defrost thermostat on a refrigerator. If the board fails, the refrigerator will not go into the defrost cycle. LONYE 4387503 Refrigerator Defrost Thermostat Replacement for Whirlpool Sears WP4387503 AP6009317 PS11742474. Thermostat, defrost WP67004757 / AP6010420 made by Whirlpool Customer Support 7 days a week ... Answer Hello Viki. My Whirlpool side by side (model #gs6shaxms00) is not staying cool. If there is power to the heater and it does not come on, you will need to replace the heater. 99. Get it as soon as Wed, Nov 4. The easiest way to do this is to unplug the unit from the wall. The defrost thermostat is a commonly replaced part on a fridge that isn’t cooling properly. Second Test Method: 1. I wonder if that is what is always happening to my upright freezer, though. However, from time to time, these devices can apparently fail, and cause problems which include leaks upon the floor, a warm refrigerator portion, or a freezer section which has ice forming across the back. FREE Shipping on orders over $25 shipped by Amazon. From reading blogs the Evaporator Fan (Includes Harness, Thermistor, & Defrost Thermostat. Step 1 Unplug your Whirlpool refrigerator/freezer from the electrical outlet for approximately one minute. Could not adjust the refrigerator compartment temperature. It sounds like you may have a defrost problem with the unit. then: enter test mode. They should read closed for continuity when cold. Test the heater and the thermostat in the unit. Either situation is bad for your freezer. Make a note of the current thermostat setting(s). The multi-meter will display 0.000 if the Defrost Thermostat is in the closed position, and should be in the closed position when it is cold. DO NOT use a heat gun. 1) thermostat off 15 seconds. (The Defrost Thermostat had been replaced about 10 years ago when the Defrost Heater was replaced.) Turn the thermostat on and off 3 times by turning off for 15 seconds, on for 5 seconds and then repeat twice. If this has occurred on your evaporator panel, you will need to defrost it first. Amana br18vw refrigerator wasn't staying cold Adrian B. you will need to test the defrost thermostat. Most models have this button near the temperature control unit, but on some, the button is found in the back. Notice the symbol shows and internal resistor. Decided to replace the timer and the defrost thermostat. This DIY repair guide gives step-by-step instructions on how to replace the defrost bi-metal thermostat in a top-freezer refrigerator. The preferred method is with a hairdryer. Press it and move away from the refrigerator. FREE Shipping on orders over $25 shipped by Amazon. WHIRLPOOL Defrost thermostat (R0161088) $40.44: Do-It-Yourself Stories from Customers like You. Look at the defrost thermostat symbol above the words "Defrost Thermostat". You can test the Defrost Thermostat with a multi-meter. With POWER ON : To test if ice maker getting 120V AC power, using multimeter test between L and N. Note: some models of a Whirlpool refrigerator will not send power to the ice maker if the freezer door is open. $6.99 $ 6. Unplug and replug, and it will go for a while, then compressor stops and temp starts climbing in both freezer and fridge. Before replacing the defrost control board, first test the defrost heater and defrost thermostat. W10225581 Refrigerator Bimetal Defrost Thermostat By AMI,Compatible with Whirlpool … NOTE: The test mode will terminate when the bimetal opens. 6. All ducts free and clear. 2198202 Refrigerator Cold Control Thermostat, Replaces # 2161284 2198201 PS11739232 AP6006166 … You will want to test the defrost thermostat and the defrost heater for continuity. When everything was put back together, the refrigerator got too cold. The defrost timer appears to be in the control box, but I did not open that up yet. 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