Full Answer
How to test a refrigerator evaporator fan motor?
- Take your multimeter and set it to ohms.
- Take the black multimeter standard test lead and touch the white wire with it.
- Touch and continue touching the white – brown wire with the red multimeter probe.
How to repair evaporator fan?
Instructions
- Disconnect the electrical power. Unplug the freezer or shut off the circuit breaker for the freezer. ...
- Remove the evaporator cover. Remove the drawers and shelves from the freezer. ...
- Remove the evaporator fan. Unplug the evaporator fan wires. ...
- Install the new evaporator fan. ...
- Reinstall the evaporator cover. ...
- Restore electrical power. ...
Does evaporator fan run all the time?
The evaporator fan is not supposed to run all the time but until the refrigerator reaches a set temperature. However, it runs in combination with the condenser and compressor fan. This is one school of thought. When the evaporator fan runs only with the condenser, you save up a lot of power.
How to replace an oven fan motor?
How to Replace an Oven Fan Motor in an Electric Cooker
- Safety Advice (Turn Off Your Cooker)
- Remove Oven From Cavity (If Built-In)
- Removing The Panels
- Disconnect Faulty Fan Motor
- Putting In New Motor
What does evaporator fan motor do?
The evaporator fan motor is part of the overall refrigeration system, and it pulls air through the coils of the evaporator to remove heat from the circulating air.
What happens when evaporator fan fails?
An evaporator (indoor) fan-motor failure almost always results in the indoor coil freezing over and the suction line freezing all the way back to the compressor. And since the refrigerant isn't being evaporated in the coil, liquid refrigerant is being drained back into the compressor.
How do I know if my evaporator fan is broken?
If your refrigerator unit is not cooling the insides like it regularly does, and the fan on the back of the inside wall is either not running, or not blowing cool air like normal, it might be time to replace the evaporator fan.
How much does an evaporator fan cost to replace?
The national average price is between $350 and $500, with most paying around $400 for repairing a broken ice maker with one new part....Fridge Repair Cost by Type of Replacement.PartReplacement Cost (Labor Included)Thermostat$100 - $260Fan$120 - $150Evaporator Coil$200 - $300Ice Maker$350 - $5005 more rows•Mar 14, 2022
How long does an evaporator fan motor last?
More likely is a lifespan of 10 to 20 years which means by the time the AC motor fails it's often time to consider replacing the entire system. One reason they last so long is they are designed and manufactured to withstand extreme heat up to 140℉.
How many evaporator fans does a refrigerator have?
twoMany older refrigerators and most small refrigerators (like small bar and dorm refrigerators) do not have fans, but most modern frost-free refrigerators have two. One is under the refrigerator to cool the compressor and force air through the exterior coils.
How do you fix an evaporator fan motor?
0:371:50How to Replace a Refrigerator Evaporator Fan Motor - YouTubeYouTubeStart of suggested clipEnd of suggested clipThe mounting screws from the evaporator cover pull the top down and unplug the evaporator fan wireMoreThe mounting screws from the evaporator cover pull the top down and unplug the evaporator fan wire harness disconnect. The green ground wire and the icemaker wire harness.
How do I test an evaporator fan motor?
1:442:22How to Test an Evaporator Fan in a Freezer | HD Supply - YouTubeYouTubeStart of suggested clipEnd of suggested clipWith your meter set to ohms check between the two terminals of the coil.MoreWith your meter set to ohms check between the two terminals of the coil.
What is the difference between an evaporator fan and a condenser fan?
The evaporator coil contains a refrigerant that will absorb heat from the air within the refrigerator. The condenser coil is where the refrigerant passes through to remove this heat, and then the whole process continues again.
Is it cheaper to repair or replace a refrigerator?
Typically, most refrigerator repairs will cost less than buying a new one. The rule of thumb is that if the cost of repairs is more than half the cost of purchasing a new refrigerator, you may be better off replacing it.
What is average life of a refrigerator?
between 10 and 20 yearsMost refrigerators are designed to last between 10 and 20 years. If you're having any of the other problems on this list and the fridge is over ten years old, you'll probably save more money in the long run by simply replacing it. Otherwise, you could sink money into repairs for a fridge that's already on its way out.
Is it worth repairing a 10 year old refrigerator?
But, as a good rule of thumb, if you have multiple faulty parts or if your refrigerator is over ten years old, it is probably time to replace it. Consumer Reports recommends replacing your refrigerator if the cost to repair it is more than half the price of buying a new one.
What happens when a refrigerator fan stops working?
If the fan stops, the temperature of the refrigerant will rise and the compressor may overheat. Eventually, the food may spoil. To check the condenser fan motor, first unplug the refrigerator and pull it away from the wall.
What happens if refrigerator condenser fan doesn't work?
If the condenser fan does not function properly, the refrigerator's temperature can rise and the compressor can overheat.
How do you test a refrigerator evaporator fan motor?
4:267:58How to Use a Multimeter to Test the Evaporator Fan on Your Fridge ...YouTubeStart of suggested clipEnd of suggested clipIt doesn't matter which probe goes into which terminal now you are looking for a reading of moreMoreIt doesn't matter which probe goes into which terminal now you are looking for a reading of more than six kilo ohms. Now if it's less than six kilo ohms the fan will need to be replaced.
Does the refrigerator evaporator fan always run?
The fan shouldn't run while the door is open, and most fridges or freezers go into a brief defrost mode every 8 hours or so. Otherwise, the fan should run most of the time.
What does it mean when an evaporator fan is going bad?
Listen for a squeal or chirp sound. If the evaporator fan motor is going bad, it may still run while making a high pitched sound that may come and go. If you hear that sort of sound, something may be caught in the fan blades or the motor may be dying.
Where is the evaporator fan located on a freezer?
The evaporator fan motor is located behind the rear panel of the freezer, but before you can access that panel, you’ll need to unscrew the hardware holding any air ducts in place on the back of the freezer, and then slide them out. Set the ducts and mounting hardware aside someplace safe.
What happens if the evaporator motor stops working?
If the evaporator fan motor stops working, your freezer will begin to defrost. Open the freezer door and feel for cool air with your hand. If the freezer isn’t working, you should be able to tell quickly. If the freezer is cold, there likely isn’t an issue with the evaporator fan motor.
How many wires are there in a freezer fan motor?
While there may be a number of wires going into the rear panel of your freezer depending on its model, there will be only three wires going to the evaporator fan motor itself. Two of the wires will be together, while the third (the ground) will be separate.
How to check if freezer fan motor is frozen?
1. Look for frost on the coils. If you remove the rear panel of the freezer to gain access to the evaporator fan motor and find that the coils below the fan are completely frozen over, the fan motor may be fine and your issue may be something else.
How long does it take for a freezer fan to kick on?
The freezer light should turn off and the evaporator fan should kick on after a few seconds. If it turns on, you should be able to clearly hear the electric motor activate and then a low hum from the fan spinning. If the fan motor does not turn on while you hold the switch, the motor is probably bad.
What happens if you get stuck in the fan blades on an evaporator?
If something gets stuck in the evaporator fan motor’s blades as it spins, it can stop the motor and potentially damage it. Look for any signs of string or plastic caught in the blades. If you find something wrapped around the fan blades, remove it, then turn the power on to the freezer again.
How to know if evaporator fan is damaged?
However, you will know when your evaporator fan has been damaged because it will affect the performance of your compressor. If the evaporator fan stops turning, the cold control sensing bulbs of your fresh food compartment will notice that there is no more air flow. The sensing bulbs will signal the compressor to work longer to compensate for ...
What is the function of the damper assembly on a refrigerator?
It functions closely with the damper assembly of your refrigerator that is responsible for controlling how much cold air gets to be distributed into the fresh food compartment of your refrigerator.
What is the Evaporator Fan Motor in a Refrigerator and How Does it Work?
As part of the refrigeration system, the evaporator fan motor draws air through the evaporator coils to remove the heat from the air. Depending on the model, the fan motor may also be responsible for circulating the cooled air through the freezer, and refrigerator compartments. This air flow cycle is vital for the appliance to work properly. If the evaporator fan motor is malfunctioning, the temperature in the appliance will rise.
What is the function of a fan motor in a refrigerator?
Depending on the model, the fan motor may also be responsible for circulating the cooled air through the freezer, and refrigerator compartments. This air flow cycle is vital for the appliance to work properly. If the evaporator fan motor is malfunctioning, the temperature in the appliance will rise. You should check to see if there are any ...
How to tell if evaporator fan is faulty?
You should check to see if there are any obstructions preventing the fan blades from turning. If the blades do not spin freely, it’s likely that the motor bearings are worn out. You can also use a multimeter to determine if there is a continuous electrical path present on a two-terminal fan motor. If there is no electrical continuity, the evaporator motor is faulty, and will need to be replaced. Evaporator fan motors are usually unique to each refrigerator model. You should enter the full model number of your appliance in our website search bar to find the specific evaporator fan motor you need.
Where is the fan motor located in a refrigerator?
Evaporator fan motors are normally located at the back of the freezer or refrigerator compartment behind one or more panels. You will usually need to remove all of the shelving and drawers to access a rear panel. Be aware, you may also need to remove the shelf or draw support rails.
What happens if there is no continuity in the evaporator?
If there is no electrical continuity, the evaporator motor is faulty, and will need to be replaced. Evaporator fan motors are usually unique to each refrigerator model. You should enter the full model number of your appliance in our website search bar to find the specific evaporator fan motor you need.
What does the evaporator fan motor do in a refrigerator?
The evaporator fan motor is a small electric motor that drives the evaporator fan. The evaporator fan blows air over the coils of an evaporator which is a device that changes a liquid to a gas, and then cools it by blowing over ice or cold water. This cools the refrigerator and freezer.
Where is evaporator fan located?
The evaporator fan is located in the furnace. It is responsible for pulling air from the house and sending it through the coil to cool down the air before it enters the house.
How to troubleshoot your refrigerator evaporator fan motor?
Now it is time for the most important part which is how to troubleshoot your refrigerator evaporator fan motor. If you don’t know how to do it then it is time for you to call the professional to fix it. Here are some methods that will help you to do it yourself.
What happens when refrigerator evaporator fan fails?
When the refrigerator evaporator fan fails, the food inside the refrigerator will start to spoil and rot. The temperature and humidity inside the refrigerator will increase, which can lead to food poisoning or other health concerns. If you suspect that your refrigerator’s evaporator fan has failed, you should contact a professional to take a look at it.
What is the purpose of the evaporator fan motor in a refrigerator?
It is responsible for cooling and circulating air throughout the refrigerator to keep food fresh and eliminate unpleasant odors. If you have an issue with this part, such as a noise problem or lack of movement, then it may be time to call in an HVAC technician.
Where is the evaporator fan motor located in a Whirlpool refrigerator?
Without this, the refrigerant would not be able to circulate and you would have no cold air! The location of the evaporator fan motor varies depending on which type of fridge you have: side-by-side or top freezer.
How much does it cost to replace a refrigerator evaporator fan motor?
When your refrigerator’s evaporator fan motor goes out, it can result in a huge bill. Luckily, you have the option to replace this part yourself and save some money! You’ll need to take off the panel on the back of your fridge and find two screws that hold down a metal bracket.
Why isn't my refrigerator cooling?
When your refrigerator isn’t cooling, one of the possible problems could be with the evaporator fan located inside the back wall of your appliance, either behind one or more panels at the back of the freezer or refrigerator compartments . The evaporator fan is usually mounted right onto the evaporator assembly. The fan if working normally blows air through the evaporator fins where heat is absorbed so that cool air is then blown throughout the freezer and refrigerator compartments. If the fan is not running or if not blowing cool air, you will need to check it and may end up replacing it. so it is important to understand some of the steps you will need to take in order to properly troubleshoot and fix any possible problems with your refrigerator’s evaporator fan. That includes the continuity checks for identifying the problem and making sure that the evaporator fan motor, the electronic control board and also the wiring connecting them are correctly working.
Can a refrigerator fan motor be replaced?
If any burns are seen you need to replace the fan motor. If non e, you may need experienced tech to do further tests and determine if the problem could be with the electronic control board not sending power to the fan motor.
What Are The Options?
How to Make The Best Choice
- When choosing among different fractional-horsepower motor technologies to upgrade refrigerated display case evaporator fans, Q-Sync appears to be the best available choice, with increased energy efficiency and roughly equal costs relative to ECMs. However, Q-Sync motors are only a viable solution for a limited number of refrigeration applications; they are currently av…
What’s on The Horizon?
- Q-Sync technology reached the commercial motors market in 2015 as a 12-watt model, though larger motors are now being developed. It seems likely that Q-Sync first cost will come down with greater market penetration and scaled manufacturing. Eventually, these motors will likely be included in utility incentive programs, which could also help reduce any incremental cost of upgr…
Who Are The Manufacturers?