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The microwave stove – in addition to the refrigerator, TV, and also air conditioner – is just one of the most greatly used appliances in most modern-day homes. Many thanks to consistent usage, many microwaves are also quick to encounter glitches. Though General electrical (GE) microwaves are well-known for your reliability, they room not immune to various “microwave oven” issues.

A GE microwave fan/vent can have issues transforming on/off and other difficulties if the oven’s filters space unclean or clogged. A defective thermostat or the fan motor not doing its task could likewise be the reason. Despite rare, the control board that the range may have gone bad and could require replacement.

Though compact, a microwave oven is a complicated machine and can conference a host of issues. In this article, the three significant concerns relating to GE microwave exhaust fans have been looked in ~ in detail. Read on if you have a GE microwave and have or currently facing problems with the machine’s fans, or you simply want come be prepared for future hiccups.

GE Microwave Fan/Vent no Working: Causes/How come Fix

The exhaust pan of an above-the-range microwave helps clean the air over the stove.


What reasons Microwave Fan/Vent to no Work

If her GE microwave oven’s fan is not working, a hold of things might have turn problematic. In various other words, the filters, exhaust fan motor, thermostat, regulate board, etc., could be at fault. Unlike the pan motor and also thermostat, however, the main control board is much less likely come fail. The said, girlfriend still cannot dominion out the possibilities.

How to fix Microwave Fan/Vent that Does not Work

FiltersAir Filter

Check the waiting filters for clogging. An wait filter in microwave ovens, particularly the over-the-range types, help absorb pollutants and also smells native the food being heated. The contaminants can develop up or accumulate end a period and reason blockages. A metal or charcoal mesh filter can be washed/cleaned with soap and also water. If it’s as well dirty, change it.

Grease Filter

Like the wait filter, the grease filter of your microwave could clog too. The grease filter helps trap fats and oils indigenous the food being heated so that the exhaust system could remain clean and clear.

The filter is generally located in ~ the oven’s bottom. To inspect and clean the filter, take it it out. Usage water and also some soap come clean the filter. As soon as cleaning the grease filter, look at for indicators of debris or damage. If the dust and also dirt buildup is exceptionally stubborn, friend may need to buy a new filter altogether.

At times, inspecting the filters and making it right again is every that’s forced to collection the fan rolling again. To stop filter clogging, clean the oven routinely.

Damper Assembly

The damper in your over-the-range GE microwave avoids air from outside to enter the cooktop via the exhaust system. The component is generally a flap made of plastic or steel that opens up the exhaust conduit once the fan is running and shuts it as soon as it turns off. The flap can be spring-loaded or could be purpose-designed to open and also close making use of gravity.

If you suspect foul beat by the damper assembly, examine for items that may be staying clear of the component from properly opening and closing. Also, research the damper visually for indications of cracking, wear, or damage. If over there are problems found, look for a replacement damper.

If none of the abovementioned cleaning approaches work, dismantle the oven and clean the various materials individually. If there is a broken part, that will concerned light during this stage.

Fan Motor

To ascertain the exhaust pan motor has actually issues, take it it out and also manually revolve the blades. If the chisels don’t freely move, change the motor.

In case the chisels do turn, check the pan motor because that power and also continuity making use of a multimeter. If the fan motor has actually power and also it still doesn’t work, replace it. A instead of is likewise in tow if the engine doesn’t have continuity.

Here is a video that demonstrates effective and safe GE microwave fan motor replacement:

The exhaust fan motor not doing its task could additionally be because of a faulty main control board. (More top top the board and also its vulnerabilities later.)


The thermostat of your microwave helps monitor air temperature and turns the pan on once needed. In case the thermostat has issues, the exhaust pan won’t role properly.

If you suspect a faulty thermostat, examine if it has actually continuity. If not, look for an additional thermostat as repairing the thermostat won’t be handy or worth her while.

Main manage Board

As mentioned above, main control boards going bad is a rare occurrence. Regulate boards room misdiagnosed often. Therefore, the board must be looked right into only ~ you’ve confirm the pan motor, wires, and also various various other components. If all the parts are fine, and also it’s still no clear why the exhaust fan doesn’t work, you may contact out the board.

GE Microwave Fan/Vent Won’t turn Off/Stop: Causes/How to Fix


What causes Microwave Fan/Vent come Not rotate Off

The exhaust fan of your GE microwave not transforming off might be the fallout of a defective thermostat. As stated above, the thermostat transforms the exhaust pan on ~ above sensing heat. Once the capability of the thermostat come sense heat fails, the fan is no longer under control.

If the thermostat is fine, the main regulate board might be turning on the fan through zero user input. This might be due to a loose user interface link or perhaps a cold solder joint.

What to settle Microwave Fan/Vent that Does Not revolve Off

To rotate off an out-of-control or unresponsive-to-commands exhaust fan, follow this steps:

Press her GE microwave oven’s “Options” or “Control Setup” switch to enter “setup” mode.Navigate come the sub-menu “Vent Fan” on the oven’s display and hit “Enter/Start.”Choose “Off,” and also press “Enter/Start” again to revolve off the vent fan.

Another means to rotate the fan off is to unplug the appliance or bicycle the breaker.

If the control panel is the issue, eliminate the panel and check the standing of every connections. If the relationships are good, eliminate the ribbon-like cable native the mainboard and subject the board’s various contacts come some general cleaning.

After the cleaning, placed everything back together and check because that the problem again. If the plank is fine, the difficulty should no longer be there. If the difficulty continues, look because that a replacement board.

GE Microwave Fan/Vent Won’t rotate On: Causes/How come Fix


What causes Microwave Fan/Vent to Not rotate On

As discussed above, if the thermostat of her microwave has problems, the combined exhaust fan won’t revolve on. The fan motor could also be the cause.

How to deal with Microwave Fan/Vent that Does Not rotate On

A microwave thermostat is bound to fail if the doesn’t conduct continuity. Change the thermostat if there’s no continuity. There’s no typical thermostat for every GE microwave ovens. Examine your microwave model and look for a compatible thermostat.

If the pan motor is bad, monitor the instructions mentioned above.

A native of Precaution as soon as Repairing your Microwave

A microwave oven could be storing number of thousand volts of electrical energy within that is high-voltage capacitor, also when it’s unplugged. In other words, her oven could “shock” you also if it’s not connected to power. As result of this electric shock possibility, it’s encourage you do not handle the devices yourself or act the repair together a DIY project.

Work ~ above the appliance just if you possess the necessary tools and have expert experience handling and also repairing microwave ovens. If not, do not even shot to fix or replace the board or that components. Rental a license is granted technician instead.

A license is granted technician have to be brought into the snapshot for pretty much all varieties of microwave repair work.

Final Thoughts

As pointed out above, the main control board of your microwave seldom goes bad. The thermostat, ~ above the other hand, is more prone come failure. In details microwave cooktop models, the thermostat deserve to be super-sensitive, bring about the exhaust pan to operation longer and harder 보다 usual.

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Fortunately, the thermostat is relatively inexpensive, and also replacing that is, therefore, not a hassle. The negative part is that obtaining to the thermostat have the right to be a problem. Invariably, the oven should be completely uninstalled to access the component. If you don’t know much around microwave ovens, it’s recommend you contact an proficient technician.