Repairing Guides

how to repair oscillating fan

by Ms. Asha Kemmer DDS Published 2 years ago Updated 1 year ago
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Part of a video titled Fixing a seized oscillating fan motor - YouTube
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Now 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.

Full Answer

Can a broken oscillating fan be repaired?

An oscillating fan may require repair in various ways. When broken, a fan can be noisy or dysfunctional. Here are repair tips for two common fan issues. The set of gears that controls fan head rotation, known as the gear assembly, may need repair if your fan is no longer rotating properly.

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 ...

What to do if your fan is broken?

When broken, a fan can be noisy or dysfunctional. Here are repair tips for two common fan issues. 1. Fan Head No Longer Rotates The set of gears that controls fan head rotation, known as the gear assembly, may need repair if your fan is no longer rotating properly. Unplug the fan, remove the fan grille and find the motor casing.

How do I remove the fan motor?

The fan blade then just pulls off. Behind the blade is another plastic nut which holds the back of the blade cage. The back of the plastic housing has a screw in the middle. Loosening this removes the housing around the motor. Three more screws to remove on the front to expose the motor.

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Why did my fan stop oscillating?

Fan Mechanical Failures Water and moisture should not enter either of the motors. Any moisture within the motor's mechanical parts can corrode the internal bearings. Corroded bearings will eventually seize, causing fan turning failure for both the oscillating feature and blade movement.

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.

How do I fix my stand fan not oscillating?

Floor Fan Stopped Working? Your Troubleshooting GuideCheck the Cord. It sounds simple, but your first step should be to make sure the cord is securely plugged in. ... Check Your Circuit Breaker. ... Check for Power to Your Outlet. ... Check the Fan Fuse. ... Replace the Cord. ... Clean the Fan. ... Grease the Motor. ... Call Customer Support.More items...•

How do you take apart an oscillating fan?

1:434:03How to take apart Lasko Pedestal Fan to clean it - YouTubeYouTubeStart of suggested clipEnd of suggested clipIf your fan is like mine which is most fans are that our the oscillating fan you take it off youMoreIf your fan is like mine which is most fans are that our the oscillating fan you take it off you should be left with just that.

What makes a fan stop working?

If your pedestal fan has stopped working, make sure your breaker hasn't tripped or a fuse has blown. Next, make sure that the fan's cord isn't damaged. Test the outlet with another appliance for electricity and finally, if you smell burning, it may be the fan's motor.

Why is my fan humming but not turning?

So, what causes the motor to hum? The first step in fixing a ceiling fan that hums but won't turn is to check your circuit breaker as well as the switch that controls the fan. After that, try manually rotating the blades and if they don't spin, then you know you have a problem with the ball bearings.

How does an oscillating fan motor work?

3:037:00How does an Oscillating Fan work? - YouTubeYouTubeStart of suggested clipEnd of suggested clipEach bar is connected by pins which allow them to rotate freely. One of the bars is usually fixed inMoreEach bar is connected by pins which allow them to rotate freely. One of the bars is usually fixed in place so that it can't move. This one is called the crank. Usually a motor is causing it to rotate.

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 remove a fan oscillation knob?

0:381:06Removing Oscillation Knobs from Most Fans - YouTubeYouTubeStart of suggested clipEnd of suggested clipFirst let's loosen that off a bit put that in the knob. Clamp the jaws around the knob cinch thisMoreFirst let's loosen that off a bit put that in the knob. Clamp the jaws around the knob cinch this part down hold it with your. Hands there's your knob no floss no muss have a good one y'all.

How do you fix a fan motor?

2:476:32Broken fan motor diagnosis for repair - YouTubeYouTubeStart of suggested clipEnd of suggested clipYou have to take these screws out and then pull off the cover pull the roller out lubricate. TheMoreYou have to take these screws out and then pull off the cover pull the roller out lubricate. The bearing in the back here and lubricate the bearing in the front.

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.

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.

How to turn a fan pin?

1. Turn the pin on the front of the fan with your hand to see if it rotates. Use your hand to try turning the pin in the middle of the fan. If it’s sticking or resisting, the pin probably just needs lubrication. Over time, the lubricant on the pin wears down as the fan blades rotate.

Why is my fan making a noise?

Whether the blades aren’t spinning or the fan is making tons of noise, most issues with an electric fan are caused by poor lubrication or blockages in the vents. 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 to get dust out of a fan?

2. Spray the plastic vent on the back with compressed air. Take the vent cover that you unscrewed before you lubricated your fan and hold it away from your motor. Spray both sides of the cover with compressed air to get the dust out of the hard-to-reach spaces between the vent’s bars.

Why does my fan stop working?

Poor ventilation can cause dust and heat to get trapped inside the case of the motor. This can cause your fan to stop functioning—especially if your fan has an overheating feature that causes it to automatically shut off if it gets too hot. Warning: Do not use water to clean the area around your motor.

What is the pin on a fan?

If it loosens, unscrew it and set the front of the blade case down. The pin is the piece of metal in the center of the fan that the blades and case rotate around. The blade guard, or blade casing, refers to the plastic or metal case that keeps people from getting hurt by the blades.

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