how to fix a box fan that won't spin

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

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