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