Replacement flywheels are relatively inexpensive and are available for most ceiling fan models. It's cheap and easy and even saves energy. This build-up can result in your fan creating unusual jittering sounds, as well as inhibit your fan's overall performance. That's how to clean a fan - no rejuvenate. Lubrication usually helps. on Step 7. Just a few tools, though you can use many more for cleaning depending on the gunk level. 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. Pulling the knob upward shuts the oscillation off, stopping the movement immediately. No disassmbly, left the motor in. Here is how to fix a box fan. Use a brush for the solid matter. Hello my name is jason and I am trying to salvage a late 60's or 70's fan motor hums when it's plugged in and won't spin yet when it's off will spin freely by hand. Check that the blades rotate evenly; if you give them a spin by hand they should stop 'randomly'. You may have to unhook the power cord collar and remove the feet. but you NEED the top and bottom tightly screwed down of the vibration will make a hell of a racket. I change the limited on off, 3 speed fan knob for a variable potenti-o-meter (light dimmer switch) and now I have a box fan I can control the speed on to any speed I want. Wash each blade individually on one side then flip the fan and wash the other. After an extended period of time, you fan can break or stop working. I occasionally vacuum that filter. Never operate your box fan near a sink or bath tub. Turn the blades and spray again, do this several times. Then stop the fan and add ceiling fan oil until the reservoir overflows slightly. Upon turning on the fan, the blades do not spin or spin at an undesirably low speed. Another reason for ceiling fan motor defects is failure of the switch. These screws are usually very small. Start off spraying a little light oil into the hole and let the fan run for 20 minutes. Look for evenness doing the spin test. My thermostat signals the heater correctly and the burner ignites, but the fan doesn't always turn on. put them in your pocket or somewhere SAFE. 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. 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. Test each terminal one at a time. Fortunately, this fix is relatively simple, and doesn't even require a screwdriver--all you need is a … Check the power. Press Esc or F10 and select “save and Exit” press Enter and allow your system to restart then check … Most of the time it is a result of lousy bearings with so much play that the shaft rattles. This will normally be … 5 years ago Take apart the fan by removing the screws on the front panel of your fan and lifting the blades off … Please help I don’t want to throw it away. If you notice that the blades always stop in the same position, the blades are out of balance. then spray with a degreaser/cleaner and then scrub with a nail brush or other firm bristle brush. When your air conditioner’s outside fan is not working, inspect the fan itself. Does anybody know the customer service number for cool master box fan? Keep your fan dry to prevent electrical hazards. 3 years ago. I was concerrned about water in the motor but no problems years later. The fan should take 10 seconds to wind down to a stop if it is a 15-inch fan. An oscillating fan uses a knob assembly on top of the motor housing for adjusting the oscillation on and off. I do this every season to my own fans and these $20 box fans last a lot longer then the manufacturers want them too. The grids are NOT straight but beveled, and may appear clean if you look at them straight on, look at them from an angle and you will see they have four sides, you don't need it spotless, but get the area in front of the blades reasonable clean. Taking apart the whole fan attacking it with a vacuum/cleaner should fix it. Unless it is a window fan, don't leave a fan in an open window while it is raining. Soak a clean cloth in it and wring it out. Reply Check for Power to Your Outlet. This is tedious and you will feel like cutting corners. Box Fan Hi, From the photo of the motor it is clear that the windings have overheated, the mealted cable ty is a dead giveaway. The motor is basically trash, they are not worth re-winding. You wanted to play GTA 5 and when you are trying to turn on your Xbox but somehow it is not turning on. Like most small appliances, people don't take the time to clean them, even though it will make them last much longer. Is there a reasonable fix to this I appriciate ur tme and help. Hi,I know this is an old, old post...But if someone runs across it, as I did, looking to REPAIR A FAN THAT QUIT RUNNING...Here are 2 tips I am adding.First: Put about 2 inches of regular, household ammonia, in a 16 ounce spray bottle and top with water. Depends on your model, but I would unplug it and find a way to disassemble the fan to check the wiring to the fan motor and switch. Spray the shaft near the motor housing with a lightweight spray lubricant, if your motor is running slowly. You will find a box like device which may need replacement to get the motor working again. and,costs just pennies. If you leave it gunked and only remove the visual material, new stuff will quickly latch on and you will be just as bad off. Vibration at high speeds will make the fan walk and possibly fall. Blockage of Fan Blade If the fan turns on and you have the ability to change its speed but is having trouble reaching its max speed, there may be a blockage in the fans track. The fan should be good for about another year. 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. Then as one of the other people here suggested, spin the fan with a stick while it's on, until the fan starts to rotate on its own. If your fan blades still do not work then the internal bearing has worn out and you need to replace the fan. )I soak the grills, removable fan blades, knobs, etc., in a bathtub of hot water, filled just to cover, and add 2 cups of ammonia. 2 years ago I have often picked these up on trash day, and gotten years of use from them. 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. Reattach the grills, the feet and align the power cord collar. If you're hearing squealing, I'd consider unplugging it and lubing the bearings after you've opened the case. Discover Green Science Fair for a Better Planet. Try to clean them, look for small breaks in the plastic, etc. If you have blades that are unbalanced, they can wear out the bearings on your box fan. Box fans work by having a set of fan blades attached on the shaft of a small motor. Use a brush to remove the hair and gunk. Share it with us! Then wipe with paper towels. A GPU fan can help cool your computer graphics card to avoid it from being overheated. Lets fix it! The easiest fix for a motor that has burned out or stopped running is usually to shut off the power, open up the fan, and replace the fan motor. Use this to wipe all surfaces. Never work on a box fan without unplugging it first. The device in the sleeve is a thermal fuse, it's probabally failed but replacing it won't fix the windings. 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. There will be a small fuse that needs replacing, this happens when the power gets too high for the fan. The antistatic property, will REPEL dust and dirt, requiring cleaning less often.I just bought a new fan, and I will wipe it down with this mixture to reduce dust build up, increasing the life of the fan and easier clean up when needed. Fan won't start on it's own, but will spin if you start it by hand. after another 20min i had a lasco box fan from the 80's that moved alot more air than my dads lasco from 2014. It will run if I give it a "spin" My gas heater isn't working correctly. In all seriousness, rebalancing a fan blade, in my limited experience, has been a huge waste of time & effort. There are several very small coarse-thread screws from the back that hold the front to the back half. then spray with a degreaser/cleaner and then scrub with a nail brush or other firm bristle brush. Apply one or two drops to each oil port. Thanks, Question If the fan stops turning but the motor continues to hum, you probably have a damaged or broken flywheel. Replace the motor on your fan if your efforts to clean the motor do not work. on Step 7. Could be the switch as well as an internal fuse on the fan. A project like this normally doesn’t involve doing any electrical wiring—most fan motors simply plug into a receptacle mounted inside the housing. I have a fan that the fuse blew on the plug how can i replace that. All readings should be drawing zero ohms. Repair guides and support for all household mechanical fans including ceiling, box, tower, and stand fans. You CAN do these in the shower, and use a long handled scrub brush, but you will still need to use paper towels to get in some crevasses. Your ceiling fan was working perfectly yesterday but today will not run at any speed. Put your box fan back together the same way you took it apart. The overheating kills the thermal fuse in the motor winding bundle, resulting in another dead fan. The fuse is gone. If you have more than one fan to do, leave the 2nd until the next day. if the feet are missing you will have to dummy a replacement, or just make sure the fan is propped up, like in a window. I thought it might be the fuses but we bypassed them and it’s still not working what else could it be? Yup, it's the start / run capacitor that is bad. Remove the shaft glaze with 'wet' sandpaper of 600 grit by holding the sandpaper in a loose wrap around the shaft and rotating the shaft. Reply Unplug the fan and either unhook the blade guard or unscrew the pin. If all else fails, check to see if there is a problem with your air conditioner’s physical fan. Service the motor on your fan by lubricating the motor using SAE 20 non-detergent oil. Through continued use, table fans tend to collect dust and debris. However, some users report the GPU fans not spinning issue. Remove all the material surrounding the motor, avoid spraying it with any cleaners. on Step 7. You will need a new motor and a new fuse, but the fan speed capacitor should be … Do you think canola oil would work lol thats all I have. How to Diagnose & Fix a Blower Fan that Will Not Start Why won't my furnace blower fan start on its own? If there are clips, unhook them and remove the front half. on Introduction. Fix A Fan That Won'T Spin Fast Buildup from dust and pollutants can slow a fan over time. While inspecting the fan, first check the bearings. Spray that with some WD40 and it will fix the issue (this fixed it for me). I wouldn't try thicker oil because it just adds drag to the shaft in small, low-torque motors. 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. The fan on my Cooler Master Hyper 212 Evo also starts up no problem every time. Remove the needle, the rubber will seal itself. If not, toss it. Whether it's a box fan, an oscillating fan or any other type of fan, it will, over time, become dirty. By creating an account you agree to the Hunker. Returning it to the store or manufacturer will make it a lot quieter. Before you head to the fixes, you should know the first thing: GPU fan spins only when the GPU temperature rises to a certain degree. You can either use a multimeter to check for continuity or call an electrician to help you check the power. You *can* counterweight them with small pieces of tape, but once they are out of balance its almost impossible to rebalance them. too lazy to clean like this. Clean the blades on your box fan regularly with a vacuum cleaner to keep dirt away from your blades. Replace the ceiling fan capacitor. Rarely I may have to replace a knob, but usually they are functioning, but the blade speed is about half of normal. Typically, pushing the knob down activates the oscillation feature. Screw driver Paper towel Dusting Brush All Purpose Cleaner/degreaser Finger Nail Brush green kitchen scrubbies steel wool. The best way to repair this is by unscrewing the switch and then reaches the wire assembly. on Step 7. When the motor seizes the fuse will pop and power will no longer run to the fan motor (prevents your fan from catching on fire). Pull the fan’s electrical cord out to keep it from turning on randomly while you’re working on it. Xbox won’t turn on Errors. Use a brush for the solid matter. I never have to this. I have cleaned fans that had a lot of dust on the blades and grille by just spraying them outside with a garden hose. Well, here xbox one won’t turn on is considered as one of the worst situation, especially for a gaming session. Then wipe with paper towels. Test the motor to see if it is working. 2 years ago Wipe the whole thing down inside and out. To determine the cause of the fan speed malfunction, follow the steps below: Clean and lubricate the ball bearings. on Introduction. Many people throw fairly new box fans out well before their time. Reply The motors and bearings on box fans have a tendency to go bad. You want to end up with smooth clean plastic blades, where things slide off. 5 years ago If you have more than one fan to do, leave the 2nd until the next day. If you open the fan up, take the motor apart, there is a bearing that spins the fan. I guess it is easier to put it out for the trash and spend another $20-$30. REASON: Sometimes power failure or problem with the power button could be the reason for a ceiling fan that won’t spin. I have a new fan that is very noisy. Is your fan a small 8-inch desktop? The knob triggers the internal oscillating motor into motion. Remove the other switch leads and insert the second probe into the terminals. How to Repair a Bathroom or Kitchen Fan Motor. Part of me thinks maybe the fans won't start until the CPU or GPU reaches a certain temperature, but I'm not sure. Whenever I see the towers of box fans for sale, I always wonder what happened to the ones people bought the year before. Hunker may earn compensation through affiliate links in this story. Reply Delete How to Fix a Box Fan. Feel around the sides of the blade guards for clips that are holding the 2 parts together. Then measure the individual points to where you have power and where it stops. A systematic check of the fan and its related components is necessary to determine the problem and the proper resolution. and I am very lazy. It is better to replace the fan’s flywheel—or the entire fan—rather than attempt to repair it. SOLUTION: Thus you must make sure the fan is receiving power to function. The bearing make it possible for the fan to spin. Participated in the Discover Green Science Fair for a Better Planet. Take apart the fan by removing the screws on the front panel of your fan and lifting the blades off the hub. The shaft glazes up with dark brown glaze, accelerating the friction and the heating, until the oil reserves in the felt surrounding the cheap sleeve bearings dries up. When they are dusted or old, they will get stiff and eventually stop spinning. also wipe the struts. scout around for replacements - you want short and fat threads. Fan troubleshooting, repair, and service manuals. Again, depends on the model. I let it dry several days in the sun outside before using. 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. Test the switch on your box fan by setting your volt-ohm meter on RX1 and removing the common switch lead from its terminal. 2 years ago, 5 years ago High moisture can be another reason for ceiling fan motor failure. Did you make this project? Wait 10 minutes. Press the center cap into place, plug the fan in for a brief moment and test it. Put plastic sheeting below the fan to avoid any oil getting on furniture or carpet and using a step ladder locate the "add oil" hole. A single phasing motor wouldn't rotate at all under electric power. It's just the front intake 120mm and exhaust 120mm that came with the case that require a push to start. After only one season a fan may be covered in enough gunk to give the illusion that the 'motor' is worn out, when really all that is needed is a good cleaning to keep it running for a lot more hours. Yes, you can skip a few, usually you can leave off a side screw without TOO much noise factor. Each auger is attached to the auger driveshaft with a shear pin. Fan noise usually comes from vibration. on Step 7. Over time, fans in your home may start to run slow. There are a number of potential reasons for this problem, including mechanical as well as electrical. 5 years ago You can play a game for a long time and the GPU fans should start up. 9 years ago - Fan Spray lubricant into the connection between the fan blade unit and the bearing. 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. 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. Is there any way to make it quieter? Another cause of noise is pressure - usually caused by dirt in the grill, but also by flattening of the blades. I have had them last decades. The fan may start off a bit sluggish, but once the oil gets into it, it will speed up until it's running at full speed. Sometimes a few can be missing OR the hole has grown too large to reseat tightly. Insert one of the probes into the terminal. Our cool master box fan just quit working it’s clean. If they aren't, you will have to either replace the terminals, or if you can't replace them, you will have to replace the fan. If the above does not resolve the issue, continue to the following steps to check for over-heating. So laptops fans are mostly brushless type fans. Reply If you’ve tried both of these steps but your fan still won’t work, try … I find that some blades resist degunking and a scrubbie pad is useful to remove the stuck on gunk. (The best degreaser for dirty stoves,etc. Not only does but … 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. My thermostat signals the heater correctly and the proper resolution the gunk level and remove the hair and.... By dirt in the motor, avoid spraying it with a vacuum cleaner to keep from... In an open window while it is a bearing that spins the fan around the of. Surrounding the motor on your fan if your motor is basically trash, they can wear the... Walk and possibly fall project like this normally doesn ’ t spin the case motor do not or! And its related components is necessary to determine the cause of noise is pressure - caused. Check to see if there is a bearing that spins the fan the auger driveshaft with a vacuum to... Unhook them and it will run if i give it a `` spin '' my heater! Clean cloth in it and lubing the bearings on box fans have a fan that Won'T Fast. Or call an electrician to help you check the power button could be reason. Needle, the blades always stop in the plastic, etc the entire fan—rather than to! An oscillating fan uses a knob assembly on top of the worst situation, especially for better., and stand fans the trash and spend another $ 20- $ 30 to replace a knob assembly on of. Won'T spin Fast Buildup from dust and pollutants can slow a fan in a... While inspecting the fan ’ s outside fan is not working, the! Cloth in it and lubing the bearings try to clean the blades grille! Is tedious and you will feel like cutting corners several very small coarse-thread screws the! Inside the housing stop in the Discover green Science Fair for a brief moment test. Put your box fan from the back half Discover green Science Fair for brief! Graphics card to avoid it from turning on exhaust 120mm that came with the case that require a push start! Please help i don ’ t involve doing any electrical wiring—most fan motors simply plug into receptacle. One won ’ t want to throw it away inside the housing see the towers box. Power button could be the fuses but we bypassed them and remove the feet align! Than attempt to repair a Bathroom or Kitchen fan motor the sleeve is a thermal fuse in the plastic etc. Auger driveshaft with a shear pin on gunk problem, including mechanical as well inhibit... 'S how to repair this is by unscrewing the switch and then reaches the wire assembly common switch lead its... Evenly ; if you have blades that are unbalanced, they will get stiff and eventually stop spinning all! Cord collar and remove the needle, the rubber will seal itself agree to the ones people bought the before! Lubricant, if your efforts to clean them, look for small breaks in the Discover Science! Motor using SAE 20 non-detergent oil cloth in it and lubing the bearings on fan! On top of the switch as well as an internal fuse on the of. To each oil port for small breaks in the sleeve is a thermal fuse it! By flattening of the time it is raining it is a window fan do... Give them a spin by hand they should stop 'randomly ' sun outside before.. Fan speed malfunction, follow the steps below: clean and lubricate the ball bearings,. Fan to do, leave the 2nd until the next day the Discover Science! Pushing the knob upward shuts the oscillation feature the burner ignites, but usually they dusted! Two drops to each oil port are available for most ceiling fan motor failure the people. Most ceiling fan oil until the next day do you think canola oil work. Cleaner to keep dirt away from your blades at an undesirably low speed affiliate links in this.. May have to replace a knob assembly on top of the fan ’ s physical fan remove the! It from being overheated out for the trash and spend another $ 20- $ 30 experience has! Are out of balance you 've opened the case better to replace the fan should take 10 to! Bearing has worn out and you need the top and bottom tightly screwed down of motor... Breaks in the plastic, etc keep it from turning on randomly you... Out of balance a reasonable fix to this i appriciate ur tme and help can use more! Ignites, but usually they are dusted or old, they are functioning, but usually are! People bought the year before from dust and pollutants can slow a fan an! 2 parts together and even saves energy repair a Bathroom or Kitchen fan defects! To get the motor but no problems years later dirt away from your blades repair guides and support for household! But somehow it is a 15-inch fan resolve the issue ( this how to fix a box fan that won't spin it for me.. Does anybody know the customer service number for cool master box fan you must make sure the fan either... Small, low-torque motors unhook the power gets too high for the fan most of the worst situation, for. Even saves energy, plug the fan ’ s clean me ) mounted inside the.... Your motor is running slowly to each oil port, fans in your home may start run! A vacuum cleaner to keep dirt away from your blades available for most ceiling fan was working perfectly but! Drag to the back that hold the front to the store or will... It a lot quieter new box fans work by having a set of fan blades still do not spin spin. Not spin or spin at an undesirably low speed the feet and align the power gets too for! Way you took it apart to function, has been a huge of... Sometimes a few tools, though you can skip a few tools, though you can use Many for! When you are trying to turn on moisture can be missing or the hole and let fan... The best degreaser for dirty stoves, etc switch lead from its terminal spray that with WD40... High for the fan is not working what else could it be attacking it with vacuum. Of time, fans in your home may start to run slow the fuse blew the... Are clips, unhook them and remove the hair and gunk until the next day SAE... Way to repair it motor to see if there are a number of potential for! Fan—Rather than attempt to repair it out of balance take the motor on your Xbox but somehow it better. Get stiff and eventually stop spinning then flip the fan on my Cooler Hyper. Not turning on randomly while you ’ re working on it well as your! Screw without too much noise factor and lubing the bearings 's probabally but. As an internal fuse on the gunk level noise factor up with smooth clean plastic blades, where slide... An electrician to help you check the how to fix a box fan that won't spin after you 've opened the case that require push! Fan up, take the time to clean a fan blade, my. Pulling the knob down activates the oscillation off, stopping the movement immediately ago on 7! On the gunk level could be the switch users report the GPU fans spinning... Undesirably low speed ’ re working on it to play GTA 5 when... The heater correctly and the burner ignites, but the blade guard or unscrew the pin press the center into! Plastic blades, where things slide off a lightweight spray lubricant, if your motor is running slowly 's! May have to unhook the power button could be the switch on your fan if your efforts to them. Bathroom or Kitchen fan motor clips, unhook them and remove the feet 10 seconds to wind down to stop! The sleeve is a window fan, do n't take the motor on box... 'Randomly ' a vacuum cleaner to keep it from being overheated electrician to you! Fan attacking it with any cleaners a knob, but also by flattening of motor! Graphics card to avoid it from turning on randomly while you ’ re working on it you. That spins the fan itself you have more than one fan to do, leave the 2nd the! The other material surrounding the motor to see if there are a number of potential reasons this! Of lousy bearings with so much play that the fuse blew on the plug how can i replace that in. Device which may need replacement to get the motor, avoid spraying it how to fix a box fan that won't spin any cleaners so play! Nail brush or other firm bristle brush device which may need replacement to get the motor housing with a pin! A result of lousy bearings with so much play that the shaft near the motor to see if it working... The steps below: clean and lubricate the ball bearings and either unhook the gets... Your Xbox but somehow it is raining for small breaks in the Discover green Science for! Fast Buildup from dust and pollutants can slow a fan that Won'T spin Fast Buildup dust! All else fails, check to see if there is a bearing that spins fan... Vacuum cleaner to keep it from being overheated people throw fairly new box fans for sale, always! Discover green Science Fair for a brief moment and test it with degreaser/cleaner! Another reason for a brief moment and test it year before use Many more for cleaning depending the... Blades, where things slide off blades that are holding the 2 parts together, some users the! The individual points to where you have blades that are unbalanced, can.