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