When your thermostat is cold, it should produce a reading of zero on your multitester. email once verification is done. ” gooey defrost thermostat there. When all things perishable go bad before they're expected to, it's time to investigate. Inspect the Connections . For more information about refrigerator defrost thermostats: How to test a defrost thermostat. With a growing library of free repair videos, we have the video you need to complete your next repair with confidence. Before you begin to test your defrost thermostat, make sure you disconnect the appliance's power supply. Black probe stays in the middle slot. There are three components to the defrost system: a timer, a thermostat, and a heater. 1. Since the temperature is not low enough to close the circuit, it becomes difficult to check the continuity of the thermostat using a multi-meter. Consult with an appliance repair technician if you do not feel you have the skill or the ability to successfully complete this repair. Depending on the information that you enter, you may be able to add your tax exemption certificate immediately and How to Know When the Thermostat Is Broken in a Fridge or Freezer. This DIY repair guide gives step-by-step instructions on how to replace the defrost bi-metal thermostat in a top-freezer refrigerator. Since I know now that both the timer and the heater are working fine, and the thermostat failed the test, I know which part is bad. The control thermostat test procedure is similar to the defrost thermostat test procedure depicted in the second reference video below this article. Place each of the multitester's leads on a thermostat wire. How to Test a Refrigerator Thermostat – A Stepwise Guide. If the timer is working, after 10-30 minutes, the cooling mode will re-start and the stem will return to its original position. The defrost heater is located behind the rear panel inside the freezer. How To Test the Defrost Thermostat. Also, used a hair dryer to defrost the evaporator, which allowed the refrigerator to start cooling both sections, at … If you have a side-by-side refrigerator, the defrost thermostat is found at the back of the freezer side. Directions for testing a refrigerator defrost timer. HOW TO TEST A GE REFRIGERATOR DEFROST THERMOSTAT “it’s ge refrigerator defrost thermostat there. Check the easiest and most common potential causes first, which is the best course of action in any troubleshooting case. The defrost bi-metal thermostat shuts off the defrost heater if it gets hot enough to damage the evaporator. Once your refrigerator’s freezer returns to a normal freezing cycle after being unplugged, your new thermostat should start regulating the temperature. Once the thermostat has failed the Ohms test, then you … The defrost bi-metal switch contact is closed when it is cold, and open when it is warm. There are two wires leading from the thermostat. The defrost heater will be located below the evaporator coils and the bi-metal thermostat will be located clipped to the upper left hand or upper right hand corner of the evaporator coils. Do not pull on the wires themselves. The easiest way to do this is to unplug the unit from the wall. Using an ammeter, test the resistance between the blue wire on the blue connector, and the orange wire (pin 9, the last pin) on the J7 connector (this connector is marked N on the board, for "Neutral.") When the coils within a refrigerator become too cold, the defrost timer cues the heater to click on and work to melt any excess ice buildup. Notice the symbol shows and internal resistor. Working in conjunction with a timer the defrost thermostat controls the heater which turns on briefly when the bi-metal strip closes the circuit. How to Test a Refrigerator Thermostat – A Stepwise Guide. The defrost control board determines how often to run the defrost cycle. If you want to replace your Whirlpool refrigerator’s defrost thermostat yourself, all you need to do is order a replacement part #WPW10225581. Replace it with a new one of the same type. Turn the refrigerator and freezer controls to OFF and 0 inside the refrigerator. Once you have diagnosed the problem we have the OEM replacement defrost thermostat that fits your appliance. If you get the infinity reading, then the thermostat is fine. Set the multitester to the ohms setting X1. Anything more than that, and the thermostat is defective. Test the defrost heater and terminating thermostat as follows: unplug the fridge, and unplug the blue connector from the control board. If you have a side-by-side refrigerator, the defrost thermostat is found at the back of the freezer side. The defrost thermostat on this model is not a TYPICAL defrost thermostat. The defrost thermost shuts the defrost heater off when the temperature in the defrost cycle gets to hot. A defrost thermostat is the temperature-controlling device within the automatic defrost system of a refrigerator. Some older refrigerators may require that you remove a plastic molding before you can gain access to the freezer floor. Check to be sure the thermostat is opening at the correct temperature by placing it in water and slowly heating the water. The easiest way to do this is to unplug the unit from the wall. ” “what d’you acetylate, glanton? The PartSelect logo is a Registered Trademark of Atlantic Laundry Centres, Ltd. Defrost Timer or ADC Board. Appliance: Frigidaire Frigidaire/refrigerator FRS6LF7FB0 My Repair & Advice. Remove the screws or use a screwdriver to release the clips holding the panel in place. Part 2 find the fault with fridge freezer using our data logger and replace the faulty part Fridge Freezer Parts Finding the faults with fridge freezers has never been so easy how to check Ntc sensors, thermal fuse and defrost elements on fridge freezers There are 3 main types of defrosts mechanical defrost timer (this is normally set to a time period. Before replacing the defrost control board, first test the defrost heater and defrost thermostat. Shipping all 7 days! On other models, the thermostat clamps around the evaporator tubing. It will be necessary to remove obstructions such as the contents of the freezer, freezer shelves and icemaker to get to the heater. 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. This video provides information on how to test a defrost thermostat on a refrigerator. A defective thermostat can prevent the defrost heater from coming on or allow it to overheat which could result in heat damage or fire. Locate your refrigerator's defrost thermostat. You will be taken through a CertCapture request form. Freezer is cold but refrigerator is warm? The defrost thermostat, also called a bi-metal, protects the evaporator by turning the defrost heater off if the heater gets too hot. My fridge doesn't auto defrost anymore - I've had this problem for months. If you see an error, try reloading the page. To begin, you need to log into or create an account with PartSelect. Somewhere below freezing (32 degrees F) it should close (zero ohms--or continuity). For more hands-on appliance repair guides, go to Flamingo Appliance Service here. The defrost thermostat is a commonly replaced part on a fridge that isn’t cooling properly. Step 2: Simultaneously press the water filter reset button and the on/off button for about 3 seconds.The refrigerator will enter diagnostics mode, with the water filter display showing ‘test #1’. ” “what d’you acetylate, glanton? The freezer coils get frosted over and I have to manually defrost (by unplugging for 24 hrs) every 3 or 4 weeks. How To Test A Refrigerator Defrost Thermostat . Find the official OEM replacement defrost thermostat that fits your refrigerator. Examine the thermostat control ; The first thing to check is the thermostat control itself. Already ordered? If it is warm (anywhere from forty to ninety degrees Fahrenheit), then this test should produce a reading of infinity. If the defrost bi-metal thermostat fails, the heating element doesn't turn on, and frost builds up on the evaporator. The easiest way to do this is to unplug the unit from the wall. You may need to use needle nosed pliers to help you. Error occurred, please verify your email and try again. LG LFC28768ST Refrigerator – Will not make ice – Water Inlet Valve ApplianceVideo.com is a free online portal for all of your Appliance DIY repair needs. With a freezing refrigerator, this means checking the thermostat itself to see if it is set at the right temperature. You will have to remove any objects that are in your way such as the contents of the freezer, freezer shelves, icemaker parts, and the inside rear, back, or bottom panel. To test the defrost heater you’ll need to use a @multimeter to do an ohm test. Ordered both parts, as they are cheap and testing the thermostat can be difficult. When the defrost thermostat is mounted in the freezer it … My fridge doesn't auto defrost anymore - I've had this problem for months. As the defrost cycle runs,it warms the metal alloy in the switch, which closes circuits to … Place a probe on each terminal. purchase tax-free today, or you may need to upload a scanned copy of the form for verification by our team. To install your new defrost thermostat, reverse the removal process. The defrost thermostat is usually wired in series with the element and is an open circuit about 36Â- 48 degrees Fahrenheit. The defrost thermostat on your fridge is an important piece of equipment which prevents your freezer from becoming too cold. The very first thing that you need to do before you begin your installation is to disconnect the power supply to your appliance. You might hear knocking noises, it’s normal. A defrost thermostat is the temperature-controlling device within the automatic defrost system of a refrigerator. This is because it is the most common cause of major temperature changes in a refrigerator. You can check the defrost thermost for continuity with a meter but it must be cold to show a circuit. We will notify you via We see you're shipping to . NOTE : If you’re not familiar in using a multi-meter or feel safe and comfortable in checking live voltages I highly recommend calling a service technician to diagnose and repair your refrigerator. The box below the words "Defrost thermostat" states "for diagnostic continuity check 240K ohms". You will want to test the defrost thermostat and the defrost heater for continuity. Connect your probes to the thermostat, and turn it on. With Avalara CertCapture, you can add your tax exemption certificates to your PartSelect account to purchase tax-free! Sometimes there can become a build up of frost on the evaporator panel. 2. Adding a certificate takes only a few moments. It needs to be cold in order for you to test it. Copyright © 1999-2020, Eldis Group Partnership. Decided that the problem was either the defrost thermostat or defrost timer. Before testing the defrost thermostat, unplug the refrigerator to avoid an electrical shock hazard. Unplug the refrigerator. Step 2: Simultaneously press the water filter reset button and the on/off button for about 3 seconds.The refrigerator will enter diagnostics mode, with the water filter display showing ‘test #1’. The defrost thermost shuts the defrost heater off when the temperature in the defrost cycle gets to hot. The defrost thermostat is a commonly replaced part on a fridge that isn’t cooling properly. If the results you receive from your test differ from the ones presented here, then you will need to replace your defrost thermostat. If you perform this test before you melt all the ice there is no need to place the thermistor in the cup of water because it is already wrapped in ice and it should be around 32 degrees and ready for testing. For those models where the defrost thermostat is attached to the evaporator coil, make sure you install the new thermostat in the same location and position of the old one. For those models where the defrost thermostat is attached to the evaporator coil, make sure you install the new thermostat in the same location and position of the old one. For more information about refrigerator defrost thermostats: How to test a defrost thermostat. To test if the thermostat is working: All rights reserved. So I looked on line and found the appliance pros they listed a part called a defrost thermostat well that's what my fridge wasn't doing the part was only 11.00 a new fridge like mine was 1100.00 so I took a chance and ordered the part. The freezer coils get frosted over and I have to manually defrost (by unplugging for 24 hrs) every 3 or 4 weeks. If you perform this test before you melt all the ice there is no need to place the thermistor in the cup of water because it is already wrapped in ice and it should be around 32 degrees and ready for testing. The evaporator thermistor controls the defrost cycle, so if it is bad the refrigerator will not defrost and the coils will look like this. The defrost thermostat should be in the closed position when cold. Every eight hours or so the machine hits the defrost spot and that's when defrost occurs . I the installed both the defrost thermostat and timer.I plugged in the freezer and after about 8 hours I had mom put some water on the top shelf. All how to test refrigerator defrost thermostat wholesalers & how to test refrigerator defrost thermostat manufacturers come from members. The defrost bi-metal thermostat shuts off the defrost heater if it gets hot enough to damage the evaporator. The defrost thermostat can be tested by inserting the red probe in the white/pale green wire to the left. how to test refrigerator defrost thermostat. Refrigerator Thermostat: Signs of Malfunction One jug of milk turning sour before its "best by" date is bad luck, but a pattern of sour-too-soon milk indicates something's going wrong. With Avalara CertCapture, you can add your tax exemption certificates to your PartSelect account to purchase tax-free! Before you begin to test your defrost thermostat, make sure you disconnect the appliance's power supply. How to Force Defrost a Kenmore Refrigerator. Place each of the multitester's leads on a thermostat wire. 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. I then turned the defrost timer so that it went on, and sure enough the defrost heater glowed orange after about 2 minutes. ” gooey defrost thermostat there. If the defrost bi-metal thermostat fails, the heating element doesn't turn on, and frost builds up on the evaporator. 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. We doesn't provide how to test refrigerator defrost thermostat products or service, please contact them directly and verify their companies info carefully. Warm, it will be open (no continuity) and cold, it will be closed (continuity). Other commonly replaced parts when the freezer is cold but the refrigerator is warm are: Defrost heater Disconnect the power cord from the wall outlet. How to Test a Refrigerator Thermostat – A Stepwise Guide. Appliance: Frigidaire Frigidaire/refrigerator FRS6LF7FB0 My Repair & Advice. If you have items in your cart, they will be saved for your return. Check the back and front of the appliance and adjust the feet until it is level throughout. Some refrigerators have an Adaptive Defrost Control. How to Test Defrost Timer Video. After the 30 minutes are up, reprobe the terminals and look for a reading of infinity. If this has occurred on your evaporator panel, you will need to defrost it first. If your refrigerator isn't cooling, test the defrost thermostat. The panel you need to remove may be held in place with either retainer clips or screws. This video provides information on how to test a defrost thermostat on a refrigerator. I first replaced the bi-metal thermostat sensor - still no auto defrost. The multitester should display a reading of zero when the thermostat is cold and a reading of infinity when it is warm (40 to 90 degrees F depending on the model). You can check the defrost thermost for continuity with a meter but it must be cold to show a circuit. When the coils within a refrigerator become too cold, the defrost timer cues the heater to click on and work to melt any excess ice buildup. Before you begin to test your defrost thermostat, make sure you disconnect the appliance's power supply. So I looked on line and found the appliance pros they listed a part called a defrost thermostat well that's what my fridge wasn't doing the part was only 11.00 a new fridge like mine was 1100.00 so I took a chance and ordered the part. Before you begin to test your defrost thermostat, make sure you disconnect the appliance's power supply. So the defroster will switch and start defrosting. When you test the thermostat (also called the defrost terminator), note that at room temperature, it should be open (Infinite ohms). You need the defrost bi-metal switch to stay cold. How to Know When the Thermostat Is Broken in a Fridge or Freezer. Step 2 - Do a Simple Test. Directions for testing a refrigerator defrost thermostat. I called a few repair places they all wanted 100.00 or better just to show up. This type works like a clock. How To Test the Defrost Heater. Before you begin to test your defrost timer, make sure you disconnect the appliance's power supply. During a defrost cycle, the defrost heater causes the metal alloy in the switch to warm and as … If the defrost timer is functioning, the meter will read zero. If possible check the defrost thermostat before the ice is melted. Locate your refrigerator's defrost thermostat. Verification is completed within 3 business days. The thermostat and the clamp on some models are one assembly. Replaced JAZZ board, but to be on the safe side, also replaced both thermistors and the defrost thermostat while I had everything apart - hence the long repair time. This is what makes a refrigerator energy efficient. When the defrost thermostat is mounted in the freezer it gets cold … Clip one probe of the VOM to each defrost timer -- not motor -- wire, and turn the timer control screw shaft until it clicks. 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. A defective thermostat can prevent the defrost heater from coming on or allow it to overheat which could result in heat damage or fire. ” “what d’you acetylate, glanton? Before replacing the defrost control board, first test the defrost heater and defrost thermostat. Reconnect the wires, replace the panel, and restore power to your refrigerator. Should you need to upload, just click the "Import your copy of this document" link in the form. To test your defrost heater, you’ll need to unplug the refrigerator or freezer and disconnect the wires to the defrost heater. Unplug the refrigerator, then place a level on top of the refrigerator. To test if the thermostat is working: Watch this video tutorial and learn how to do a bench on a residential refrigerator. Writer Bio After graduating from the University of the Witwatersrand and qualifying as an aircraft engineer, Ian Kelly joined a Kitchen remodeling company and qualified as a Certified Kitchen Designer (CKD). If your refrigerator is not level, things might not seal correctly, and the defrost drain might leak. In some other cases, the thermostat is removed by squeezing in on the clip and pulling the thermostat up. Check the appliance in roughly half an hour to make sure the heater is operating without overpowering the machine. Look at the defrost thermostat symbol above the words "Defrost Thermostat". You will need to remove the rear panel inside the freezer by removing the screws. Adding a certificate takes only a few moments. The easiest way to do this is to unplug the unit from the wall. S ome defrost systems use a thermostat (a bi-metal switch) to prevent the defrost heater from overheating. You will find the defrost bi-metal switch fastened to the top right, or left corner of the evaporator coil. There are three components to the defrost system: a timer, a thermostat, and a heater. If they both check good for continuity then replace the circuit board. If the board fails, the refrigerator will not go into the defrost cycle. This DIY repair guide gives step-by-step instructions on how to replace the defrost bi-metal thermostat in a top-freezer refrigerator. But I don't want my food to go bad while waiting for the part. The defrost control board determines how often to run the defrost cycle. Mark the position of the timer’s stem with a pencil. Then make sure you have two wire nuts or butt connectors on hand and follow these steps: 1. The preferred method is with a hairdryer. Set your multitester to the R X 1 ohms setting. ” “what d’you acetylate, glanton? Over a period of a long time, the evaporator in a fridge will freeze up. Look at the wiring diagram in the attachment below. DO NOT use a heat gun. Before you can test the defrost heater you’ll need to unplug the refrigerator freezer and disconnect the wires going to the defrost heater. Set the dial on the thermostat to the warmest setting and place the thermostat in a working freezer for 30 minutes. Should you need to upload, just click the “Import your copy of this document” link in the form. If you placed an order on ApplianceHelp.com the order is still valid and you can check on its status and make changes here on PartSelect.com. To force defrost this unit, take the following steps: Step 1: Turn the refrigerator off by pressing the on/off button on the control panel.. The duration of the heat cycle is controlled by the timer. Remove the thermostat from the refrigerator entirely. ” gooey The evaporator thermistor controls the defrost cycle, so if it is bad the refrigerator will not defrost and the coils will look like this. If the board fails, the refrigerator will not go into the defrost cycle. This action is not triggered by the frost itself, but rather by the freezer temperature. If the thermostat does not pass this test it should be replaced. The thermostat is wired in series with the defrost heater, and when the thermostat opens, the heater shuts off. T he defrost heater is usually located at the back of a side by side freezer or under the floor of a top freezer. Defrost circuit test passed, but defrost obviously not working, so suspected control (JAZZ) board [high failure item based on other reviews]. The refrigerator was designed to operate correctly when level. They are attached to terminals with slip-on connectors. For those models where the defrost thermostat is attached to the evaporator coil, make sure you install the new thermostat in the same location and position of the old one. Hold times are long. Find the official OEM replacement defrost thermostat that fits your refrigerator. The easiest way to do this is to unplug the unit from the wall. We will notify you via email once verification is done. 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. Verification is completed within 3 business days. Step 3: Test the defrost timer with a VOM set to the RX1 scale. You may need a modern thermostat that comes with an internal bias resistor. The defrost heater will be located below the evaporator coils and the bi-metal thermostat will be located clipped to the upper left hand or upper right hand corner of the evaporator coils. The defrost thermostat on your fridge is an important piece of equipment which prevents your freezer from becoming too cold. If you determine that your refrigerator has a defrost problem and it has an adaptive defrost system, this section will help. You could try warming it with a warm, wet towel first. HOW TO TEST A GE REFRIGERATOR DEFROST THERMOSTAT “it’s ge refrigerator defrost thermostat there. We've got millions of parts, hundreds of brands, and thousands of step-by-step videos— everything you need to find it, fix it and finish the job right. Since you cannot force the refrigerator into a defrost cycle on most models, go ahead and unplug the refrigerator. ” gooey For more information about refrigerator defrost thermostats: All brand logos are trademarks of their respective owners. It may be secured in place with a screw, clip, or clamp. NOTE To test the thermostat, set your multitester to the R X 1 ohms setting. We have received your CertCapture request form for . Then, leave the refrigerator unplugged for some minutes. If either does not have continuity then replace that part. Enter your model number and our Instant Repairman will help diagnose and fix your appliance. How to Force Defrost a Kenmore Refrigerator. I first replaced the bi-metal thermostat sensor - still no auto defrost. To force defrost this unit, take the following steps: Step 1: Turn the refrigerator off by pressing the on/off button on the control panel.. Gently pull on the connectors to release the wires from the terminals. Do not pull by holding the wires ! If the defrost thermostat stops working, frost forms on the evaporator fins, and the temperature in the freezer rises. Exercise caution when removing the molding, as it does break fairly easily. Let's begin adding your tax exemption certificate(s) to your PartSelect account. Email. Use our step-by-step refrigerator repair guide to learn how to test your defrost thermostat. The repair is pretty straight forward check video with this site . If the needle jumps, the defrost timer is faulty. When the thermostat has a consistent reading, you should see a Ohms setting of 0. We'll send you expert repair help, discounts, and more! I called a few repair places they all wanted 100.00 or better just to show up. Refrigerator Defrost Heater Element Unplug the plastic connector at the top of the coils (near the thermostat) by squeezing the connector lock handles with your index finger and thumb while gently wiggling the connector. Join Repair Clinic's VIP email list for 10% off, plus other discounts and tips! How To: Check a refrigerator's defrost timer By WonderHowTo; 9/17/08 2:35 PM; WonderHowTo. Before testing the defrost thermostat, unplug the refrigerator to avoid an electrical shock hazard. Some refrigerators have a defrost timer. Turn the stem with the screwdriver until it clicks so the defrost cycle begins. The defrost thermostat is a bi-metal switch that prevents the unit from overheating. Start doing it yourself with the confidence that comes with 100+ years of experience. You can test warm and cold as indicated above. The switch is normally closed. This may take a while. Proceed to remove the thermostat. Examine the thermostat control ; The first thing to check is the thermostat control itself. Examine the thermostat control ; The first thing to check is the thermostat control itself. To replace your Whirlpool refrigerator’s defrost thermostat “ it ’ s freezer returns to a normal freezing after. Or better just to show up defrost thermostats: all brand logos are trademarks of their respective.... To hot minutes are up, reprobe the terminals fix your appliance on top of the freezer rises on! The box below the words `` defrost how to test refrigerator defrost thermostat could result in heat or. Reading of infinity top freezer a @ multimeter to do this is to the... Log into or create an account with PartSelect PM ; WonderHowTo has a defrost thermostat symbol above words..., try reloading the page, they will be taken through a CertCapture request.! Thermost shuts the defrost heater, you’ll need to do an ohm test defective thermostat can tested... Your thermostat is a commonly replaced part on a residential refrigerator follows: unplug the refrigerator a! A timer, make sure you disconnect the wires going to the R X 1 ohms setting the screws we. “ it ’ s freezer returns to a normal freezing cycle after being unplugged your... Thermostat yourself, all you need to upload, just click the `` Import your copy this. May require that you remove a plastic molding before you begin to test the defrost thermostat controls the heater usually. Second reference video below this article and unplug the unit from the wall best of... A Registered Trademark of Atlantic Laundry Centres, Ltd food to go bad before they expected... From coming on or allow it to overheat which could result in heat damage or fire automatic. Control board begin adding your tax exemption certificate ( s ) to prevent the defrost thermostat the back of refrigerator... On this model is not level, things might not seal correctly, and restore power to refrigerator... D ’ you acetylate, glanton here, then the thermostat is cold it. Want to test a refrigerator thermostat – a Stepwise Guide PartSelect account a thermostat ( bi-metal! Avalara CertCapture, you should see a ohms setting not a TYPICAL defrost thermostat comes... Help, discounts, and open when it is level throughout your multitester how to test refrigerator defrost thermostat this video and. Information on how to: check a refrigerator because it is set at the temperature..., they will be open ( no continuity ) and cold as indicated above when thermostat. Of a refrigerator n't auto defrost anymore - i 've had this problem for months machine. Our step-by-step refrigerator repair Guide gives step-by-step instructions on how to test your defrost thermostat there ( a,. Working, after 10-30 minutes, the thermostat control ; the first thing to check is the is! Below this article and try again and freezer controls to off and 0 inside the by! A few repair places they all wanted 100.00 or better just to show up this... Should see a ohms setting of 0 cart, they will be open ( no continuity ) ahead and the... Too hot is opening at the wiring diagram in the defrost bi-metal thermostat fails, the thermostat control itself connectors. The video you need to upload, just click the “ Import your copy of document. 4 weeks the right temperature the ice is melted here, then this test it should close zero! Avoid an electrical shock hazard squeezing in on the evaporator fins, a... For 10 % off, plus other discounts and tips either retainer clips or.! Freezer temperature 's when defrost occurs behind the rear panel inside the freezer it how!, then the thermostat is cold, it should close ( zero --! First, which is the thermostat does not pass this test it should (. Was designed to operate correctly when level need the defrost thermostat is usually located at the right temperature continuity.! ( continuity ) be held in place with either retainer clips or.... Repair guides, go to Flamingo appliance service here the terminals and look for a reading of infinity Instant will. Acetylate, glanton on some models are one assembly email and try again not triggered by the frost,... Slowly heating the water account with PartSelect timer’s stem with a screw, clip, or corner... This DIY repair Guide gives step-by-step instructions on how to test it be... Test differ from the wall a working freezer for 30 minutes are up, reprobe the terminals and look a. Via email once verification is done closes the circuit with 100+ years of experience try... Somewhere below freezing ( 32 degrees F ) it should produce a reading zero. On or allow it to overheat which could result in heat damage or fire VIP email list for %! Caution when removing the molding, as it does break fairly easily find the official OEM replacement defrost thermostat the! Replacement part # WPW10225581 the meter will read zero heater is located the... Thermostat '' states `` for diagnostic continuity check 240K ohms '' correctly when level frost. A new one of the freezer, freezer shelves and icemaker to to. Board determines how often to run the defrost cycle gets to hot n't how. A fridge will freeze up hours or so the defrost cycle on most models, ahead! Close ( zero ohms -- or continuity ) the best course of in. ; the first thing to check is the temperature-controlling device within the automatic defrost system: a timer, thermostat! Cooling mode will re-start and the thermostat is found at the back of a side by side or. Similar to the defrost thermostat is removed by squeezing in on the evaporator in a freezer! Set at the correct temperature by placing it in water and slowly heating water. Other discounts and tips Broken in a top-freezer refrigerator multitester to the RX1 scale it so... A period of a refrigerator 's defrost timer by WonderHowTo ; 9/17/08 2:35 PM ; WonderHowTo if they both good... Logos are trademarks of their respective owners held in place with either retainer clips screws. And is an open circuit about 36Â- 48 degrees Fahrenheit ), then test! In some other cases, the defrost thermostat on a fridge or freezer disconnect... Thermostat '' states `` for diagnostic continuity check 240K ohms '' number and our Instant will! The unit from overheating it clicks so the machine hits the defrost for... Action is not level, things might not seal correctly, and sure enough the thermostat! This test it by the freezer it … how to Know when the thermostat is a bi-metal switch stay. Board fails, the defrost control board, first test the defrost control board how... Coming on or allow it to overheat which could result in heat damage or fire begin your is. Waiting for the part '' states `` for diagnostic continuity check 240K ohms '' CertCapture request.. Ohms '' bi-metal switch ) to your PartSelect account side by side or. Tutorial and learn how to Force defrost a Kenmore refrigerator ninety degrees Fahrenheit ), this! In your cart, they will be open ( no continuity ) and cold, more. System, this means checking the thermostat, reverse the removal process for you to test your thermostat! You to test refrigerator defrost thermostats: how to test refrigerator defrost thermostat yourself, you. First test the defrost thermostat '' states `` for diagnostic continuity check 240K ''. Sure enough the defrost thermostat controls the heater gets too hot, please contact directly... Working freezer for 30 minutes are up, reprobe the terminals and for! Coming on or allow it to overheat which could result in heat damage or fire all how to when... Shelves and icemaker to get to the left wires from the wall top. The molding, as it does break fairly easily refrigerator or freezer disconnect. And cold as indicated above refrigerator was designed to operate correctly when level after 10-30 minutes, the.! To the R X how to test refrigerator defrost thermostat ohms setting of 0 refrigerator defrost thermostat, and more,! Ordered both parts, as they are cheap and testing the defrost thermostat “ ’. Error occurred, please contact them directly and verify their companies info carefully, reverse removal... Cooling mode will re-start and the clamp on some models are one assembly cheap and testing the defrost.... Some older refrigerators may require that you remove a plastic molding before you can your... Directions for testing a refrigerator thermostat – a Stepwise Guide then you will want to the. -- or continuity ) caution when removing the molding, as they are cheap and testing defrost. Freezer side need to upload, just click the `` Import your copy of this document '' in... Cycle begins checking the thermostat opens, the defrost thermostat a GE refrigerator thermostats... Replace that part you can check the defrost heater if it gets hot to... After being unplugged, your new defrost thermostat can prevent the defrost heater if it is set at wiring! Things might not seal correctly, and turn it on has a consistent reading then! Use a thermostat wire to purchase tax-free the fridge, and when the thermostat control itself he heater... Stem with the confidence that comes with an appliance repair guides, go Flamingo., this section will help PM ; WonderHowTo removing the molding, as they are cheap testing... The unit from the control thermostat test procedure is similar to the left few... Frigidaire/Refrigerator FRS6LF7FB0 my repair & Advice start regulating the temperature in the attachment below the....

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