Full Answer
How to fix a fan that won't turn on?
Repair a Fan That Won't Turn Step 1: Start to Dismantle. Take off the front guard of the fan cage and remove the fan blade by turning the hand nut... Step 2: Disassemble the Plastic Motor Covers.. Once the rear guard is off you are just left with the plastic motor... Step 3: Taking Apart the Motor ...
How do you solve most problems with an electric fan?
To solve most problems with an electric fan, disassemble the fan, lubricate the central pin and bearings, and clean out the vent and motor case.
How do I clean the back of my fan?
Inspect the back of your motor case for dust or grime and wipe it off. Turn the fan around and look inside the case surrounding the motor. Use a clean microfiber cloth to carefully wipe the dust away. Work your way all the way around the interior of the case to remove the dust and grime that has built up in the back of your fan.
How do I replace the blades on my fan?
Reassemble your fan by putting the blades, bolts, and case back together. Work in the reverse order that you disassembled your fan. Tighten the bolts on your pin with a wrench and put any washers back before sliding the blade guard back over the pin. Slide your blades on top so that the back blade guard separates the blades from the motor.
What causes a fan to stop working?
This could be because the circuit breaker has tripped or is off. Check your panel to confirm this. If the circuit breaker works fine, it could be a problem with loose wiring and connections. Your ceiling fan could also stop working due to internal defects namely shot ball bearings or an overheated motor.
How do you fix a fan that won't rotate?
Press the straw that came with your metal lubricant spray into the nozzle of the can. Shake the can several times and then put the end of the straw into the center of the fan blade unit and spray the lubricant several times. Rotate the fan by hand and do this again.
Can you fix a fan motor?
0:166:32Broken fan motor diagnosis for repair - YouTubeYouTubeStart of suggested clipEnd of suggested clipIt safe go to electrician go to someone that's qualified take a course go to go to school to learnMoreIt safe go to electrician go to someone that's qualified take a course go to go to school to learn how to work around electricity before doing any of these projects.
How do you fix a stuck fan?
0:401:41Fixing a seized oscillating fan motor - YouTubeYouTubeStart of suggested clipEnd of suggested clipNow I just use wd-40 on there which is not the best permanent lubricant. So I'm just going to addMoreNow I just use wd-40 on there which is not the best permanent lubricant. So I'm just going to add some three in one household oil on here and spin that a bit and let that get into the bearing.
What causes standing fan not to rotate?
If there is sticking or too much resistance, you may just need to lubricate the fan shaft. Over time, the lubricant on the standing fan shaft will wear out as the standing fan blades turn. Re-oiling the fan shaft usually solves the problem. Dry, sticky fan shafts are the most common cause of blades not spinning.
Why is my fan humming but not turning?
Dead capacitor is a common cause for a fan motor that hums but doesn't spin. You can tell if a capacitor is burnt out because it will often be visibly charred or cracked open.
Can you fix a burnt out fan?
If an electric motor operates at too high a voltage, excess current flowing through the windings can cause them to become hot and burn out. While it is normally not practical to repair small, direct current (DC) motors that have burned out, other motors can be repaired by rewinding.
What are the parts of electric fan?
Fan Blades. The blades are one of the most identifiable features of most fans. ... Center Hub. The hub is located in the center of the fan blades. ... Fan Motor. The motor is what makes an electric fan go. ... Power Switch. ... Protective Guard. ... Bladeless Fans.
How do you troubleshoot a fan motor?
3:445:18How I Troubleshoot an Air Conditioner Condenser Fan Motor - YouTubeYouTubeStart of suggested clipEnd of suggested clipCheck between the frame of the motor. And each winding. Common start and run make sure that you'reMoreCheck between the frame of the motor. And each winding. Common start and run make sure that you're not using a painted surface for the frame. Either you want to use a metallic base for this. Test.
How do you clean a fan motor?
How to clean a fanRemove the fan's grill. ... Fill a sink with warm, soapy water. ... Unscrew the blade nut. ... Pull the fan blade off, and put it into the soapy water.Loosen the nut that holds the rear grill to the motor stem. ... Remove the rear grill. ... Check the front of the motor for any dust.More items...•
Can a fan run without capacitor?
Yes. You can run the ceiling fan without a capacitor by manually spinning the blades. When you give manual spin to the blades, the ceiling fan starts to spin in that direction. Since this manual process is cumbersome hence a capacitor is attached to the ceiling fan to make it self-starting.
How much does it cost to replace a fan motor in an air conditioner?
about $300 to $600When your air conditioner's fan motor breaks, it will typically cost about $300 to $600 to replace. However, if your AC fan motor is under warranty, it could cost $100 to $300 - if your AC fan motor is not under warranty, it could cost between $200-$700.
Introduction
This fix will restore your fan's original power and quiet operation. This fix does not require new parts, but does require a #1 Phillips head screwdriver, an 8mm wrench or socket, and a medium or low viscosity lubricant.
Step 2
Remove the fan blade by loosening the screw on the shaft while pulling up.
Step 4
Remove the motor from the mounting plate by loosing the 2 smaller screws on the front.
Step 7
Using an 8mm wrench and phillips screwdriver, remove the magnet mounts from the body of the motor.
What to do if you have a wobbly ceiling fan
A wobbly ceiling fan can be very irritating to live with in your home. It can be caused by a few different reasons. Whether you have Hunter ceiling fan issues stemming from improper installation or an unbalanced fan from another manufacturer, read more about troubleshooting tips for how to fix a wobbly ceiling fan.
What to do if your ceiling fan is noisy or humming
Another issue that can create a lot of frustration is noise or a humming sound coming from your ceiling fan. We engineer our Hunter fans to be whisper quiet. If you notice it’s noisy, it might be due to improper installation or issues on a manufacturer level.
Why did my ceiling fan stop working?
The purpose of a ceiling fan is to promote airflow and circulation to increase the comfort of a space, so it can be incredibly frustrating when a fan doesn't work as it should.
Identifying ceiling fan motor issues
While it may seem like the fan motor isn’t working, the motor might not be the problem at all. You could have an issue with the circuit breaker or the switch. Start by testing out the wall switch.
Motor replacement
How you replace a motor depends on your fan brand and model. Hunter ceiling fan motors come with a lifetime warranty. Should your motor fail on your Hunter fan, your ceiling fan will need to be replaced. It’s important to make sure that your fan is registered to facilitate the replacement process.
How to fix the light on a ceiling fan
Ceiling lights are important, especially if they’re your main source of light.
How to fix a ceiling fan remote
Is your ceiling fan remote not working? Start troubleshooting by checking the batteries first.
Step 1: Start to Dismantle
Take off the front guard of the fan cage and remove the fan blade by turning the hand nut clockwise to loosen it. Behind the fan blade you will find another plastic nut the can be removed by turning it counter clockwise. You might need to use a pair of hose clamp pliers if it's too tight. Once the nut is removed, you can remove the rear guard.
Step 2: Disassemble the Plastic Motor Covers
Once the rear guard is off you are just left with the plastic motor covers. It comes apart in two halves. There is a screw that holds the rear piece to the motor and there are two screws that hold the front piece to the motor. These need to be removed. Pull off the on/off speed control assembly knob.
Step 3: Taking Apart the Motor and Checking the Capacitor
This motor is called a single phase, capacitor start, induction motor. The capacitor is the small black box with the two wires coming out of it. The purpose of this is to create a phase difference between the stator voltage and the rotor voltage. This voltage phase difference is called "slip" and creates the torque in the motor.
Step 4: Take Out Rotor and Clean Bearings
Gently take out the rotor and clean both ends with methyl hydrate. Do the same to the bearing that they fit into. Once clean and dry, coat both bearings with a layer of grease. Also clean inside of coils and make sure there is no debris in there. Also clean areas around bearings. Put assembly very carefully together examining wires for any breaks.
Step 5: Reconnect Capacitor and Re-fit in Plastic Covers
Re-solder any wires that have been removed from the capacitor and if it was necessary to re-spice any wires, do this now. take the plastic assemblies and attach them with the one screw on the big piece and two screws on the big plastic piece. Once everything is together, the fan assembly can be mounted on the pedestal.
Step 6: Re-attach Rear Fan Guard, Fan Blade and Front Guard
Re-attach the rear fan guard with the finger nut making sure to not over tighten. The fan blade should now be attached with the backwards hand nut. Now re-install the front guard carefully. The repaired fan is now complete.
