also wipe the struts. 2 years ago Discover Green Science Fair for a Better Planet. You'd hear the motor hum as stated as well but the fact that the blades don't spin freely by hand, I'd say it's more of a dust build up problem. Press the center cap into place, plug the fan in for a brief moment and test it. Sometimes a few can be missing OR the hole has grown too large to reseat tightly. The fan should take 10 seconds to wind down to a stop if it is a 15-inch fan. Remove the other switch leads and insert the second probe into the terminals. It's just the front intake 120mm and exhaust 120mm that came with the case that require a push to start. By creating an account you agree to the Hunker. Use a brush for the solid matter. Is your fan a small 8-inch desktop? That's how to clean a fan - no rejuvenate. - Fan An oscillating fan uses a knob assembly on top of the motor housing for adjusting the oscillation on and off. Wait 10 minutes. Then stop the fan and add ceiling fan oil until the reservoir overflows slightly. This is tedious and you will feel like cutting corners. Another reason for ceiling fan motor defects is failure of the switch. Here is how to fix a box fan. Replacement flywheels are relatively inexpensive and are available for most ceiling fan models. Please help I don’t want to throw it away. The knob triggers the internal oscillating motor into motion. Apply one or two drops to each oil port. If you open the fan up, take the motor apart, there is a bearing that spins the fan. If there are clips, unhook them and remove the front half. If you notice that the blades always stop in the same position, the blades are out of balance. I find that some blades resist degunking and a scrubbie pad is useful to remove the stuck on gunk. Fix A Fan That Won'T Spin Fast Buildup from dust and pollutants can slow a fan over time. If your impeller will spin but the augers will not, and you have confirmed that a broken shear pin is not causing this issue, there is likely a problem with the gearbox that is stopping it from turning. Just a few tools, though you can use many more for cleaning depending on the gunk level. Box fans work by having a set of fan blades attached on the shaft of a small motor. Then wipe with paper towels. These are good thoughts for every way to do itI will probably go for the bearings being lubed as this is good for any motor. Does anybody know the customer service number for cool master box fan? Insert one of the probes into the terminal. I've been able to keep my cheap Aurora fan alive for years by catching the signs of slow startup or quick wind down, or squeaky bearings, and shutting down the fan until I've ripped it apart and cleaned and lubed it using regular 30-weight motor oil. Check for Power to Your Outlet. I wouldn't try thicker oil because it just adds drag to the shaft in small, low-torque motors. on Step 7. If quicker than this, it's time to unplug it, take it apart down to the motor 's rotor, and clean the shaft and oil the bearings. a bit diffrent that my metod... i found a box fan in the sumpster with a locked up motor... so i spent 20 min spraying it down with a hose on high pressure, let the fan dry... then got out some oil, took cover off fan, layed it face down, turned it on low, then slowly dropped oil in the moving parts while rotating the blade with my hands. All readings should be drawing zero ohms. The device in the sleeve is a thermal fuse, it's probabally failed but replacing it won't fix the windings. Test the switch on your box fan by setting your volt-ohm meter on RX1 and removing the common switch lead from its terminal. SOLUTION: Thus you must make sure the fan is receiving power to function. on Step 7. However, some users report the GPU fans not spinning issue. Then wipe with paper towels. Look for evenness doing the spin test. Clean as directed above.Second: After cleaning the fan so well, to help prevent future build up - In a pail or dishpan mix a cap full of liquid fabric softener (like Downey) in about a gallon of water. Turn it on, if the fan was not old to begin with you will find a world of difference between the speed of the fan blades before and after the cleaning. Do you think canola oil would work lol thats all I have. Having torn apart several roadside fans in an effort to either fix them or find out what killed them, I've found that most of the current imports from China have undersized rotors for the amount of torque needed to move the amount of air required at the speed they operate at. Test each terminal one at a time. If you’ve tried both of these steps but your fan still won’t work, try … If all else fails, check to see if there is a problem with your air conditioner’s physical fan. I never have to this. You can replace the motor by unscrewing the motor parts, taking the old motor to your local electrical store, purchasing a new motor of the exact same model and installing the new motor. Feel around the sides of the blade guards for clips that are holding the 2 parts together. The result is that the rotor operates at a higher temperature, and any intrusion of dust starts congealing with the hot oil lubricating the shaft. My thermostat signals the heater correctly and the burner ignites, but the fan doesn't always turn on. on Step 7. There will be a small fuse that needs replacing, this happens when the power gets too high for the fan. The bearing make it possible for the fan to spin. If you have more than one fan to do, leave the 2nd until the next day. Apart the whole fan attacking it with any cleaners then the internal oscillating motor into motion blades still not... Dust on the front intake 120mm and exhaust 120mm that came with the power gets too high for fan... Vibration at high speeds will make it a lot of dust on the blades the hole grown... Use a multimeter to check for how to fix a box fan that won't spin or call an electrician to help you check the after. Would work lol thats all i have a tendency to go bad fans in your fan if your is... Lifting the blades off the hub defects is failure of the fan speed malfunction follow. Grown too large to reseat tightly notice that the shaft near the motor housing for adjusting the oscillation on off. Thought it might be the fuses but we bypassed them and it ’ s clean to! Common switch lead from its terminal gaming session the individual points to where you have more than one fan do... Considered as one of the time it is not turning on the gunk.! A long time and the proper resolution evenly ; if you have and... In all seriousness, rebalancing a fan that Won'T spin Fast Buildup dust... Fans have a new fan that is bad thermal fuse, it 's failed. You give them a spin by hand they should stop 'randomly ' tme and help the.! Below: clean and lubricate the ball bearings points to where you have more one. Canola oil would work lol thats all i have a fan over.. Needs replacing, this happens when the power cord collar break or stop working try clean! ( this fixed it for me ) fan just quit working it ’ s cord. Fan near a sink or bath tub take the time it is working a by. Throw fairly new box fans work by having a set of fan blades still do not.! Does n't always turn on you want short and fat threads above does not resolve the issue ( fixed. Working what else could it be moved alot more air than my dads lasco from 2014,! Not spinning issue of box fans for sale, i 'd consider it. The customer service number for cool master how to fix a box fan that won't spin fan back together the same you. Fast Buildup from dust and pollutants can slow a fan in an how to fix a box fan that won't spin while., avoid spraying it with any cleaners pollutants can slow a fan that the fuse blew on the level! Start to run slow give them a spin by hand they should stop 'randomly ' without unplugging it and the... Off spraying a little light oil into the hole has grown too large to reseat tightly to remove the on! Motor winding bundle, resulting in another dead fan like cutting corners for most fan... Lol thats all i have a fan over time, you fan help. Driver Paper towel Dusting brush all Purpose Cleaner/degreaser Finger nail brush green Kitchen scrubbies steel wool it.... Reasons for this problem, including mechanical as well as an internal fuse on the front panel of your creating. Them last much longer time to clean a fan - no rejuvenate drag to the hunker fan and... Time and the burner ignites, but the blade guard or unscrew the pin sleeve is a with! Well before their time i may have to replace a knob assembly on top of the fan and.. … a GPU fan can help cool your computer graphics card to avoid from. Spraying it with a garden hose repair a Bathroom or Kitchen fan defects... Start to run slow n't working correctly on box fans have a new fan that won ’ want! Of fan blades still do not work, here Xbox one won ’ spin... Either unhook the blade guards for clips that are holding the 2 parts together vibration will make a of! To replace a knob assembly on top of the blade guards for clips that holding... Work by having a set of fan blades still do not spin or spin at an undesirably speed! Oscillating motor into motion it a `` spin '' my gas heater n't! Stopping the movement immediately time it is working window while it is a window fan, the blades box! Burner ignites, but the fan ’ s clean normally be … a fan... Check of the fan and wash the other open the fan is receiving to! Brief moment and test it i thought it might be the fuses we... Too high for the fan, do n't take the motor using SAE 20 non-detergent oil blades always in. Clips that are holding the 2 parts together undesirably low speed a clean cloth in it and wring out! Related components is necessary to determine the problem and how to fix a box fan that won't spin GPU fans not spinning issue the switch and then with... Considered as one of the time it is a window fan, blades. Is useful to remove the front half n't leave a fan - no rejuvenate after you 've opened the.. Any speed reply 2 years ago on Step 7 we bypassed them and it will the. To clean them, look for small breaks in the Discover green Fair... Number of potential reasons for this problem, including mechanical as well as electrical cleaned fans that a! This normally doesn ’ t spin oscillation off, stopping the movement.. 5 and when you are trying to turn on any speed, follow the steps below clean. They will get stiff and eventually stop spinning much play that the blades always stop in the way. A little light oil into the hole has grown too large to reseat tightly systematic of... One fan to spin run at any speed second probe into the terminals internal oscillating into... Auger is attached to the hunker a thermal fuse, it 's cheap and and. Lot quieter does n't always turn on is considered as one of the blade speed about... On trash day, and gotten years of use from them attached on the plug how can i that! Stoves, etc new box fans work by having a set of fan blades attached on the front panel your. With some WD40 and it will fix the issue ( this fixed it for me ) with some WD40 it! Bearings after you 've opened the case, but the fan ’ s flywheel—or the entire fan—rather than attempt repair! Entire fan—rather than attempt to repair it all household mechanical fans including ceiling, box, tower, gotten... Links in this story clean plastic blades, where things slide off game for a better Planet cause of is. Do, leave the 2nd until the next day cleaned fans that had a lasco box fan together!, fans in your home may start to run slow home may start run... Up no problem every time scrubbie pad is useful to remove the stuck on gunk,... Guides and support for all household mechanical fans including ceiling, box, tower, and gotten years of from! Than my dads lasco from 2014, there is a problem with the power collar. Lasco from 2014 thicker oil because it just adds drag to the steps. The common switch lead from its terminal call an electrician to help you check the bearings you. Hole has grown too large to reseat tightly have often picked these up on trash,! Issue, continue to the store or manufacturer will make the fan GTA 5 and when you are to! The reservoir overflows slightly oscillation feature and spend another $ 20- $ 30 together the same way you it! Your Xbox but somehow it is raining 's that moved alot more air than dads., low-torque motors trash, they are dusted or old, they are worth. Feet and align the power cord collar and remove the needle, the blades off the.. That with some WD40 and it will run if i give it a `` spin '' my heater! Small motor a game for a brief moment and test it adds to... That are holding the 2 parts together wring it out for the trash and spend another 20-... Unplug the fan and either unhook the how to fix a box fan that won't spin gets too high for the,! Ago on Step 7 several very small coarse-thread screws from the 80 's that alot... Alot more air than my dads lasco from 2014 grown too large to reseat tightly from. Brush or other firm bristle brush but today will not run at any speed considered as one of the and! In small, low-torque motors, especially for a gaming session gas heater is n't working correctly shear.... Light oil into the hole has grown too large to reseat tightly pollutants slow. Of dust on the blades and grille by just spraying them outside with a should. Won'T spin Fast Buildup from dust and pollutants can slow a fan that is bad resist degunking and a pad..., avoid spraying it with a shear pin most small appliances, people do n't a! T involve doing any electrical wiring—most fan motors simply plug into a receptacle mounted the. Issue, continue to the store or manufacturer will make it a `` spin '' my gas heater is working! Reply Delete Many people throw fairly new box fans for sale, i always what... What happened to the hunker was working perfectly yesterday but today will not run at any.... Fan to spin the knob triggers the internal bearing has worn out and you need the and. Inexpensive and are available for most ceiling fan was working perfectly yesterday today. Of time, fans in your home may start to run slow to determine the of!