If the motor is defective, the fan will not function and the compressor will have to work overtime to cool your refrigerator. Every refrigerator has a set of coils called an evaporator. Any Sub-Zero model listed in the table below has a condenser fan motor that runs continuously. Remove the evaporator cover. Normally the condenser fan motor should be running when the compressor is running. But the compressor—which constricts refrigerant to cool it—is doing nothing, even though that clicking sound is supposed to be the start relay turning the compressor on and off depending on the thermostat reading. Click to see full answer. An electric fan SHOULD NOT run all the time. For example, if the gaskets on the door snap or dry out, the fridge will keep leaking cool air and the compensator will have to turn on constantly. Click to see full answer. Remove the freezer shelf. When you open the door, the switch is not pressed and the fan is turned off and stops running. The average unit has a 500 watt fan, which uses almost as much energy over the course of the year as a refrigerator, resulting in a $50/month bill. GE refrigerator evap fan won,t always run by: Erik I have he same issue with my GE fridge. Beside this, does the evaporator fan always run? If the refrigerator runs constantly, the evaporator fan motor might have failed. © Copyright 2020 Hearst Communications, Inc. How many hours does a refrigerator run per day? Specifics for Troubleshooting an HVAC Motor, Troubleshooting a Dryer That Doesn't Turn On, Repair Clinic: Refrigerator Troubleshooting. Remove the evaporator fan cover. Signs Your Refrigerator Is About to Die Your food is spoiling before its expiration date. The fan is supposed to run almost constantly yes. Make sure it’s not blocked, it should spin freely. A mechanical fan WILL spin as long as the engine is running, but it will only 'lock up' when needed. If the refrigerator runs constantly, the evaporator fan motor might have failed. Reinstall the evaporator cover. But in most cases when refrigerator runs constantly but not cooling, caused by freon leak or compressor malfunction and can’t pump freon in the sealed system. When vents are covered or blocked, the compressor tries to … If this seal is damaged or worn out over time, it can lead to cold air continually escaping, and thus the fan always running. A refrigerator keeps its cold air inside through the use of insulated panels on the walls of the unit, as well as the seal which keeps the internal air from escaping through the door when it is closed. However, even if it did run constantly, this is a low voltage dc motor that takes very little (almost no) current. There are many reasons why a refrigerator may run constantly. Unless you have one of the trendy commercial refrigerators -- which can work surprisingly well in residential kitchens and are designed so the fan runs 23 hours out of 24 -- your compressor and fan should be cycling off periodically. If the refrigerator runs constantly, there might be something caught in the condenser fan motor blade, or the condenser fan motor might be defective. There are a few more reasons why your fridge could be working constantly. Your freezer is too cold. If the condenser cannot expel heat efficiently, then the compressor and sealed system work harder to keep the refrigerator cold. Allow for clearance along the sides and rear to keep airflow consistent. We have owned our Kenmore bottom mount refrigerator for about 2 1/2 years. Simply leaving your fridge or freezer turned on will increase your electricity bill. This means the RV refrigerator fan … "You can make certain this is the problem by pushing in the light switch in the freezer," says Rogers. The evaporator fan motor should run anytime the compressor and condenser fan motor are running. If it has failed, it … Over time, the motor itself can suffer damage and wear and tear after years of use. Open the freezer door and look for light. Instructions Shut off the power. If the fan blade rotates freely, but the fan does not run, disconnect the fan wires at the fan and check for continuity through the motor windings using digital or analog multimeter. What is internal and external criticism of historical sources? A residential fridge uses an electric compressor to keep things cold with chemicals. Can a Refrigerator That Is Going Bad Use More Electricity? Remove the evaporator fan motor. © AskingLot.com LTD 2021 All Rights Reserved. If vents are clogged you'll need to clean them, which is something you should do every few months for best results. If it doesn’t, the problem may be that the freezer isn’t getting power, rather than an issue with the evaporator fan motor. I can feel some ice in the upper compartmen … read more Condenser Fan Motor. Failed Evaporator Fan Motor. During the summer months, the ducts in your attic and close to your walls can fill with warm air, resulting in the fan blowing hot air into your house. Reinstall the evaporator fan cover. Dirt is an issue for any type of motor and refrigerators are no exception. If your freezer is equipped with an internal light bulb, it should turn on when you open the door. It is possible for the condenser fan motor to run on these models, even if the Sub-Zero is turned off at the thermostat. How do you know when your refrigerator is going bad. Can hyperparathyroidism cause swollen lymph nodes? The evaporator circulates the air in the freezer and into the refrigerator section. You can clean condenser coils manually by simply wiping the dirt/grime off while the refrigerator is unplugged for safety. Remove the food from the freezer and remove the evaporator cover from the rear wall of the freezer section. The evaporator fan motor should run anytime the compressor and condenser fan motor are running.The evaporator circulates the air in the freezer and into the refrigerator section. If your fridge is a newer frost-free model, it will likely have a condenser coil … Plug in the fridge and make sure the fan runs when the compressor is running. Since then we have been monitoring temperatures in the refrigerator and freezer, and although the freezer is staying cold enough the refrigerator temps have been getting too warm at times. Why Does My Refrigerator Run All the Time? Mostly, all the appliances can be turned off or plugged off but the fridge cannot be plugged off that easily. Once a thermostat stops working the fridge never has a sensor to tell it when to turn off, and it will just keep going. If the refrigerator runs constantly, the evaporator fan … All of the readings are spot on with the tech sheet. The condenser fan motor blows cold air over the condenser coils. It's fairly easy to perform a continuity test on the fan to determine whether or not you need to replace it. The strip needs to be replaced and can be peeled/cleaned off the inside of the door and then a new strip put in place. The fan in the rear of the unit stayed running constantly which wasn't normal. Refrigerator Normal Run Time For refrigerators and freezers to maintain proper temperature, the compressor will run much of the time. A common reason a condenser fan is continually running within a refrigerator is the thermostat. You're seeing condensation or frost. But it sounds like you fixed the original problem which was a bad control module causing the fan … There is also risk in storing your food in the fridge for that long period. It is a model # 752690000B1. This forces the condenser fan to work continually to try and disperse the heat. If this happens there could be a short in the motor’s electrical components which is forcing the motor to continually run even when it is clear there is no thermostat damage, airflow issues or condenser buildup. Tim Anderson has been freelance writing since 2007. How do you identify a direct object and an indirect object? When the technician came he said there was ice build up on the coil so I believe he took a back panel off of the refrigerator and he hit some type of defrost switch that took … Make sure the freezer is … Remove the food from the freezer and remove the evaporator cover from the rear wall of the freezer section. If your fridge sounds like its running more often than normal, the condenser fan motor could be to blame. It’s the job of the evaporator fan motor to move cold air generated in … We gave a succinct overview of the most common things that might be causing the refrigerator to run constantly, … It needs convection, or air draft, to keep things cool. Is there a difference between egg noodles and pasta? While yet other refrigerators have only the one evaporator unit but two fans, one in the freezer compartment and one in the refrigerator compartment to circulate the cold air to maintain the temperature. The evaporator is located in the back of the freezer and it circulates the air over the refrigerator coils. It won't be able to cool the interior to the expected temperature, and … The vents that pull air into the motor for the fan to circulate are covered with filters for dust, and when that dust begins to build up it limits the amount of fresh air that can be pulled into the motor. Even with the compressor off, if the fridge section warms up, the sensor will send a signal to the control and bring the fan on. Up until about a month ago it was very quiet, and I didn't notice that the fan ran all the time. Every refrigerator must have circulated air to cool components and operate correctly. He spent more than 15 years as a third-generation tile and stone contractor before transitioning into freelance writing. When did Gilbert Stuart painting George Washington? The condenser fan is part of the motor which helps keep it cool by taking the hot air from working parts and pushing it out of the working environment. Good luck. You have the fridge-repair guy on speed dial. Power ( 115 volts AC ) to the motor and it is not running is a bad fan motor. A common reason a condenser fan is continually running within a refrigerator is the thermostat. A basic test is to set the thermostat on the warmest setting; if the cooling unit continues to run, even when it's being told to keep the fridge warmer, you have a broken thermostat. You can use a multimeter to check for a short in the wiring by touching the probes on the reader to the wiring terminals on your compressor motor and using the readings (which vary depending on make/manufacturer of multimeter) to see if there is a short or bad lead/terminal. A final quick check is the condenser fan. The reason your fan had not been running was that most likely, your pump was not having to work very much while the freezer was frozen up, as the ice contributed greatly to … With this style it can seem like the motor is always running. If the refrigerator is not running, it will not be able to keep food cold, which will lead to spoilage and waste. No matter how well your air filters are working, the fan will eventually pull in dust that can cake on top of the condenser coils. A refrigerator that functions properly should run through cycles where the compressor runs and shuts off in order to keep the interior of the fridge at a stable temperature. If it doesn't, the refrigerator won't get cool enough to preserve your food. Clogged coils can cause poor cooling. This is the least likely scenario, but it can happen with fridges that have seen decades of continual use. The condenser in a refrigerator is a motor, and like the one in your car it needs constant airflow to remain cool enough for the working parts to remain in working condition. What are the names of Santa's 12 reindeers? Your fridge is more than 10 years old. If the fan is not working, no cold air will get to the refrigerator compartment. Replacing the condenser fan motor is the only way to stop your refrigerator from running constantly. The problem is an RV refrigerator is unlike a residential fridge. Check for higher than normal surface temperatures on the cabinet between the fresh food and freezer doors as this area contains tubing attached to the condenser and will heat up if the condenser cannot be cooled fast enough. Check to make sure nothing is stuck in the condenser fan and that it spins freely (models with coils on the back won't have a fan). These strips are commonly sold with self-adhesuve strips along the back side that are simply pressed in place. We have a model 9611 vi refrigerator we had installed in 2011. You can hear the motor. I have a GE side by side refrigerator/freezer model GSH25JFXB. Some causes, … Newer refrigerators have compressors that are designed to run 80% to 90% of the time. But the extended operating time of the refrigerator without this function is a long-term cost. What causes a refrigerator to run all the time? If the fan isn’t shutting off there could be several reasons. An RV refrigerator relies on a unique heat absorption system. The fan should come on whenever the compressor cycles on. The refrigerator motor is constantly running and sound as if the fan if hitting on something. If there is only one evaporator it is in the freezer side. When this happens, the fault could be in the wiring, the control panel or the fan itself. When the door is closed, the elastic switch is pressed and the fan is turned on to run. A refrigerator has a number of working parts that are continually in motion, ranging from air compression units to the refrigeration pump, coolant circulation and more. Checking the Easy Stuff First. Similarly, it is asked, does the evaporator fan always run? The back of the fridge feels hot. Furthermore, what causes fridge fan to stop working? This is usually some form of rubber-based seal which runs the perimeter of the door to keep the seal tightly closed when the door is shut. We noticed a few days ago that the evaporator fan is running almost continuously. The evaporator fan motor circulates the cold air from the coils thru the compartment. Similarly, should a refrigerator fan run all the time? To do this, unplug the fridge and pull it out. As a result, your condenser will have to work harder to keep things cool, thus causing the fan to run continually. The evaporator fan motor circulates air through the food compartment for efficient cooling in refrigerators. His has been published online through GTV Magazine, Home Anatomy, TravBuddy, MMO Hub, Killer Guides and the Delegate2 group. Install the new evaporator fan motor. Every refrigerator has a set of coils called an evaporator. If your refrigerator or freezer is on all the time, the cause could be something simple, such as a leaky gasket or pet fur on the condenser coils, or a bit more complicated, such as a fading compressor, thermostat or fan. Refrigerator is new and Energy Star rated: It's normal for a brand new refrigerator to run longer on initial startup to allow the temperature to stabilize which usually takes up to 24 hours. If there is, professional help is required to replace the motor. Your electric bill goes up unexpectedly. The installation of this function is a low and one-time cost. Check the temperature setting on the freezer to be sure it's on cold. By definition, a refrigerator is one of the few appliances within your home that has to run on a continuous basis. I replaced the evaporator fan motor and the main control board along with all the thermistors. Get shopping advice from experts, friends and the community! Click to see full answer. Most freezers don't run the evaporator fan motor when the door is open, so if the fan does work, it will turn off when you open the door. How do you write exponents in expanded form? Refrigerator Constantly Running and … The way refrigerators are built to run on a constant basis, they break down on an infrequent basis. Once this happens it begins to impede the performance of the coils, much as a dirty spark plug in an engine will cause things to sputter. Keeping this in consideration, should a refrigerator fan run all the time? Sometimes there is nothing broken about your fridge, despite the fact … The circulation fan is located right behind an access panel on the back of the refrigerator. It will run about 90% of the time once the refrigerator temperature evens out after 12 hours or so. If the refrigerator runs constantly, the evaporator fan motor might have failed. Air constantly moves into and out of the appliance. Good luck. This sensor takes readings from the refrigerator (and freezer if you have one) and flips the cooling system on when it sees the temperature isn’t where it needs to be. The fan pulls air in through the condenser. 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