Privacy Policy - Conditions of Use - Infringement Policy, Monday – Friday: 8:00 – 5:00 But what else could it be. Hi, I have the exact same problem. I am ready to buy the control board, unless there is something else to consider that may be causing the ice maker not to cycle. You’re looking for readings in the k-ohms range. To disconnect the rod, release the locking tab situated between the gear wheel and the mounting plate. 2. Now you can pull the rear panel out of the freezer. 4 yrs. Lift the back of the bin up to release the locking tabs. When all the tabs are disengaged, lower the panel down to the freezer floor, and disconnect the two wire harnesses linking the rear panel to the back wall. Ahh, those were the days. When those two sections are free, you can disconnect the wire harness from the back wall of the freezer. Once that tab is released you can start pulling off the panel. Now that the refrigerator is reassembled, plug it back in and enjoy your properly functioning appliance. Then carefully take the defrost sensor out of the freezer compartment. To complete your repair, pull out the top rails and insert the freezer basket and then push the basket back into the compartment before reinstalling the bottom bin. If your newly installed defrost sensor did not correct your refrigerator’s problem, please contact us today to schedule an appoint with one of our highly qualified appliance repair technicians. Push the rails back in, and use a Phillips screwdriver to remove the rails from the freezer walls. FWIW, I got Sears involved, and they recommended replacing the electronic control board (Part #: Sears Appliance Tech. Always wear work gloves and safety goggles to protect your hands and eyes from injury. Saturday:  8:00 - 1:00, During the defrost cycle in a LG refrigerator model. Angle the front of the basket up before lifting the entire assembly out of the freezer. I have the identical problem. Learn how your comment data is processed. Samurai Appliance Repair Man, The wisdom of the Samurai brings peace to the wild beasts…. LG LFX25960ST - ICE Maker and Water does not work, LG Model LFX28968ST Ice Maker Not Cycling. – Place the sensor in a glass of ice water. As a result, the refrigerator will not cool. To test the sensor: – Measure the temperature of the sensor or the space the sensor is in. If you can’t move your appliance to reach the outlet, turn the electricity running to it off at the circuit breaker. These sensors are also called thermistors. Once the sensor is in place, secure it with zip ties at the top, middle and bottom. Finally, you can put the freezer door back on. Start the repair by opening the freezer door and removing the lower frozen food bin. The old way was with a mechanical thermometer with a capillary tube. Take the screws out with a Phillips screwdriver. Once the door is in place, perform a quick test by pushing the door in and out to ensure it opens and closes properly. To learn more about your refrigerator, or to order parts, click here. 1. Depress the two tabs on the front of the basket to release it from the rails. Make sure your meter is … To do, line up the tabs in the door rails to the holes in the freezer rails, and lower the door assembly down until it snaps into place. After you have secured them with the screws you took out earlier, you can move on to the top two rails. Push the rails back into the compartment. It may not display this or other websites correctly. Now move on to the bottom rails. Paradise Appliance July 20, 2018 Refrigerator Repair Leave a Comment. I just replaced the ice maker with a brand new one. For a better experience, please enable JavaScript in your browser before proceeding. The thermistor monitors the refrigerator temperature and sends the temperature reading to the control board. To remove the rear panel, reach into the opening you created and find the locking tab connecting the back panel to the freezer compartment. That the sensor resistance did change, either up or down depending on whether you’re starting from a temperature higher or lower than 32℉. Route the wires along the side of the evaporator. The refrigerator defrost sensor-also known as the defrost bi-metal termination thermostat-trips when it detects that the temperature of the evaporator is getting hot enough that it might overheat. Is it a do it yourself project. Before installing the new defrost sensor, guide the upper zip tie through the hole in the evaporator, so you can secure the sensor once you have it connected. Any instructions on hot to replace it. To test the sensor: – Measure the temperature of the sensor or the space the sensor is in. I don't have a service manual for my refrigerator. Why is Your Dishwasher Making That Sound? Plug the two wire harnesses attached to the rear panel into the freezer’s back wall, and reinsert the panel by snapping it into place. Now reinstall the small rectangular access cover. Ice maker seems to work fine when pressing test button , but does not produce ice. Start by pulling the rails out of the compartment to gain access to the connecting rod in the back that links the left and right rail. With the back angled up, pull the front end of the bin out of the freezer. If you’re starting from a temperature higher than 32℉, then you should see the sensor resistance increase; if the starting temperature was lower than 32℉, then you should see the sensor resistance decrease. Take out the small access cover and set it aside. Locate the two screws on the side of the rails which hold the assembly and rails together. It is important to be extra careful while taking the sensor out. Note the resistance. Then it has to be the control board, go ahead and order it. Using a Phillips screwdriver, take out the screws from the upper rail, first. During the defrost cycle in a LG refrigerator model LFX21976ST, the defrost sensor tells the main control board the temperature inside the freezer.When the sensor is defective, the defrost cycle may stop functioning, which ultimately causes the evaporator in the freezer to ice up and the temperature in the fresh food compartment to increase. The sensor resistance should be 16 ohms ±5% at 32℉. It is 24 hours after installation of new part. Any further info on this thread? To determine if the start capacitor is defective, test it with a multimeter. If it does, you can put the screws in that holds the door to the rails. On LG refrigerators, the sensor should have a resistance 16 K-ohms ±5% at 32℉. LG Refrigerator LFX25991ST/05 - overfilling ice maker. First, with a putty knife, open up the small rectangular access cover located in the upper right hand corner. Let it sit for a minute or two to stabilize. What’s Wrong with Your Dryer Lint System? After the screws are removed, pull the rail off the freezer wall. LG LMXS30776S Ice Maker not filling with water when door is closed. Before starting any type of repair, unplug your appliance. I use an infrared temperature sensing gun for this. Now run the defrost sensor wire harness behind the copper line and plug it into the freezer’s back wall. Reattach the bottom two rails on each side of the compartment. The valve is filling the ice maker with water and dispensing water so the solenoid valve seems to be working. – Measure the sensor resistance. Is there anything else other than the control board, the solenoid valve and the ice maker for me to look at. Damaging the evaporator coils or fins can lead to a Freon leak, which can only be fixed by a professional. When the defrost sensor trips, it shut off power to the defrost heater. Yes, possibly the control board, but its best to confirm that before you buy it. It’s time to begin reassembling your freezer compartment. This same procedure can be used to test any sensor in any refrigerator (many ovens use the same kind of temperature sensing technology) as long as you know the specification of the sensor at a given temperature that you can reliably produce. Repeat the same process on the other side. Once you have the first side off, simply pull the other side out of the opposite gear wheel. They were going to charge me $650 for labor, so I asked if I … Make sure your meter is zero’d out and calibrated. Make sure to trim the zip ties after you have tightened them. Replace the board? You are saying the problem then is the control board. Once you are finished with all four rails, slide the bottom rail out of the freezer and reattach the connector rod. Learn appliance repair online from experts at the Master Samurai Tech Academy! – Measure the sensor resistance. This site uses Akismet to reduce spam. If the start capacitor is defective, replace it. That’s why 32℉ is a nice test temperature to use because it’s easy and reliable to produce with ice water. JavaScript is disabled. I have an LG French door LFXS32766S and the ice maker does not work. With the racks out of the way, it is time to remove the rails. Now remove the door assembly from the freezer rails. 2001-Oct. 2005. I am very handy I think. I use an infrared temperature sensing gun for this. Push the rails back into the freezer, and pull the upper basket out. You have finally gained access to the defrost sensor, which is located near the top right side of the evaporator. You must log in or register to reply here. The idea behind these newfangled sensors is that their resistance increases as temperature decreases. Insert the putty knife into the small gap in between the cover and rear panel to disengage the locking tabs keeping them connected. Once both screws are removed, lift up on the door assembly to disengage the four locking tabs, and then pull the door and frame off the rails and place it in a safe area. They’re used in lots of the recent brands to sense temperature. Cause 8. FWIW, I got Sears involved, and they recommended replacing the electronic control board (Part #: EBR73093601), as well as Refrigerator Defrost Sensor Assembly (Part #: ACM73919201), and Freezer Temperature Sensor and Cover (Part #: ACQ73244001) which I did, and voila, problem solved.I have Kenmore Elite model 795.72053110. I don't notice anything obviously wrong or burnt with the current control board. You are using an out of date browser. On LG refrigerators, the sensor should have a resistance 16 K-ohms ±5% at 32℉. Nothing else to try before spending another $250? With the rails out of the way, you can take out the freezer’s back panel. Once all the zip ties are gone, you can take the defrost sensor out by first extracting the thermistor at the bottom and then pulling out the fuse from the top. Thermistor. I followed the process you outlined and waiting over 72 hours and still wont cycle. To begin the removal process, cut off the three zip ties holding the defrost sensor in place. How to Prevent Your Dryer From Ruining Your Clothes, Where to Find the Model Number on Every Appliance in the Whirlpool Family.

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