If you are not filtering out most of the dust and dirt, not to mention anything else, what is the point of even having a filter? In order to troubleshoot your furnace vibration noise, there are a number of DIY steps you can take at home. I follow the directions provided, or change it when my wife tells me to. See Types of Filters section above. In any case, please shut off the system ASAP when this sound is heard or the repair bill could significantly increase. As a last resort you can remove the boot (the part at the end of the duct that gets the air into each room) and cut the pipe shorter by about 1/2″ – 3/4″. Sorry I can't tell you much about the furnace, but I can give you a model number - 383KAV038070AGIA Had an HVAC tech out to clean & inspect. The only place there could be noise is at the furnace filter. The set screw that attaches the pulley to … It is also possible that your duct cleaning contractor will point out any potential problems that he/she encounters. The plenum is the large metal hat attached to the top of your furnace. The mounts may be loose or corroded and require tightening and/or replacement to make sure the fan operates smoothly again. Furnace blower motor replaced. Now lots of vibration. A furnace vibration noise is often caused by an unbalanced blower motor. A direct drive motor is connected directly to the furnace’s blower wheel. Furnace Blower Motor. Dirty Burners. Our emergency furnace repair technicians are on hand to diagnose your furnace’s issue and restore it to normal working order. The Best and Quietest Air Compressors of 2020, The Best Quietest Electric Kettle of 2020. If, after all of your diagnostics, you decide that a new blower motor is the answer, make sure that the new one has the same horsepower rating as the old one. There could be something off-balance within your blower, causing the fan to make vibrating sounds when it spins. If the capacitor is shot, the motor might buzz. To be honest, the duct noise would have to sound like a marching band before I would take my ducts down, wrap them, and re-install them. Blower motor [ 2 Answers ] My blower motor for my furnace is not spinning. Evam Canada are licensed and insured HVAC enigneers with 20+ years of experience. Evam Canada Heating & Cooling © 2020 All Rights Reserved. I'm 100% sure that the noise is coming from the motor. The blower wheel shall be fixed on a keyed shaft, supported in in-shear vibration isolators. If your furnace vibration noise is bothering you, put a stop to it by contacting Evam Canada. We have 3 children and 4 granddaughters. A broken motor mount causes the blower wheel to drop and rattle against the housing. That should solve the problem. Make sure you check it out first. When the furnace blows warm air the metal ducts expand from the heat. Buzzing or vibrating can be a couple of things. Posted by 8 years ago. Low voltage transformer failing . Your initial assumption about load on blower due to new filter is valid. Also various sizes and thicknesses. Because, as far as you know, it is the only moving part in there. Buying the Right Lubricant. How Can I Know That My Furnace Is Efficient. A blower motor that is or dying or blown often buzzes or hums if power is turned on to the furnace. Furnace Blower Motor. Cheers from Australia. Buy non-detergent oil that is exclusively made for the furnace blower motor. How do I smooth it out? Take the furnace's top-section of the faceplate off, and try grabbing stuff; beware the 120v wiring. Almost invariable it is screwed to the furnace. And even if it does come from the furnace it is caused by flanking noise–sounds travelling through the system that will reach into each room. New furnace motors and blower fans are very quiet and most new furnaces have soundproofing material in the blower compartment. Then I would remove all of the tape from the joints and make sure they are joined as tightly as possible. You may be able to blanket off some of the louvered section–if the door is fully vented–and still get enough air to enable the furnace to function as designed. Full disclosure. If you feel that sound is escaping from the joint you can add more screws, run duct tape or foil tape over the seam, or seal it with high heat Silicone sealant like Red Devil HVAC Silicone Sealant. Installing an acoustic rubber pad under the furnace (specially if it is sitting on concrete) will damp the vibration you hear through the pipes.Although the blower fan and motor are the most obvious parts to check, take a look at the complete unit. The downside of this method is cost. Pipe brackets, burner parts, cold air returns, access panels into … The only true moving parts in your furnace are the blower fan and motor. Noticed a louder humming and shaking in the home when we started to use the AC this past week. Someone with a brain .. on all counts. But be prepared to discover that the blame lies somewhere else. And the slot holding the filter was not manufactured using a micrometer either, allowing the filter to move when the fan goes on or off. If only a section of the door has louvers, don’t mess with it. I have never used the product but from the information and reviews, I believe it will do the job. They must ensure that the system they are installing has the correct amount of fuel mixed with the proper amount of oxygen (both returned from inside the house and brought in from outside) to produce the required amount of heat safely–and then be distributed throughout the building. Having a piece of insulation sucked into your blower will not turn out well. Most places will not sell them in quantities of less than 100, and the adhesive is sold by the gallon (enough to do over 500 clips). Blower Assembly Removal. I would use Woven Duct Strap instead of the common metal strapping. Is a furnace vibration noise disturbing your peace and quiet? Blanket off a small portion (at the top) and check how things work. When is the last time you had your furnace serviced by a professional? Check the fan and motor for signs of dust or debris build-up or any other kind of obstruction and clear it away to see if the problem has been solved. The 24v relay on the mother board vibrates,the vent motor … You should also soundproof the ceiling to keep noise out of the attic (if there is one) because sound will also travel up there and you could hear the noise in other parts of the house. It's a High Velocity systems cooling module RCM-50 A/C unit The part that shakes violently is the furnace/blower fan motor just above the evaporator coils (not technical myself just looked the parts up on youtube) Carrier/Payne/Bryant HC41AE117 OEM Upgraded Furnace Blower Motor Replacement . It sound like to me; it is not the Lennox or Trane central ac is causing the vibration. I am not able to judge that, other than to make the observation that it is much thinner than it was. Works better to have air or water pressing it into the gap than away from the gap.). We bought our condo recently; we have a Bryant Furnace that's about 10 years old. If there was–I would not send you there. 3. The heart of the entire system is the furnace. But there will be some airborne noise into the room above. Most main floor furnace rooms are designed to use as little space as possible. If you want way more information than you will ever need about HVAC systems, one of the best sites I have found is Healthy Heating. If this stops the vibration, you can check the seams and seals of your ducts to repair any loose connections. Moving blankets will do the job. NOTE: Before checking into any of these potential problems or doing any repairs–TURN OFF THE FURNACE BREAKER , TURN THE THERMOSTAT COMPLETELY DOWN, TURN THE GAS OFF– and threaten everyone in the house with physical harm if they change any of your settings while you are working on the furnace. We are a factory authorized dealer for Bryant but also service and install all major manufacturers including Carrier, Payne, Goodman, Keeprite, Lennox, York, Trane, American Standard and more. Check the fan and motor for signs of dust or debris build-up or any other kind of obstruction and clear it away to see if the problem has been solved. I removed and replaced the three motor mounting bolts, so they're fine. As mentioned, the heart of your heating system is the furnace–consisting of the heat chamber, blower chamber, attached plenum, and miscellaneous piping leading to, and from, most of the rooms in the house. Your heating system is a complex combination of incoming fuel, incoming air, recycled cool air, and warm air blown into the places where it is wanted and needed. It is way more efficient to soundproof the floor above. I briefly operated the unit without the blower door cover on and the problem still exists. And the walls are likely finished with drywall or paneling. Bubos Acoustic Panels are not only a sound absorbing product but also fire resistant and flame retardant. Personally, if I were you, I would remove the furnace panel, upon start up see if you can locate and pin point the source of the noise. Carrier Furnace Inducer Draft Blower Motor HC27CQ117 337386-710 Y4L241A512; York Coleman Furnace Blower Motor 1/3 HP 115 Volt 024-25112-700 S1-02425112700; If the MERV rating of the filter is too high, this will starve the blower suction and cause any minor vibration in the blower motor/wheel assembly to amplify. Oiling the Furnace Blower Motor . Eventually things wear, or get loose, and will begin making noise that is carried into your living spaces. There is a distinct possibility that replacing your 1/3 horsepower motor with a 3/4 horsepower motor (because you want to move more heat into the living areas) will exacerbate some of the problems you are trying to eliminate. If your furnace is making a loud buzzing noise, it may be the result of an off-kilter blower. Lubricate the oil … Check access panels to make sure they are closing properly and sitting in their frame correctly. First I would make sure that the pipes are loose in the hangars, and are not strapped tight to the joists. It also must allow good air flow; yet filter out as much dirt, dust, bacteria, and microbes as possible. We knew that the inducer motor was rattling very loudly anytime the furnace was on. It is generally … Most modern building codes require that the furnace is in a separate room, or that the house has a door at the bottom or the stairs to separate the heating system from the living area. Soundproofing the ceiling can be a nightmare as you can see from the attached picture of my utility room. Be careful what you wish for. The one you choose must be sized for your furnace. Unfortunately, it can be difficult to pinpoint the exact cause of the vibration, since there are many potential problems that could be causing it. So, again, your best bet is to hang soundproofing blankets on the walls. All that racket coming out of the furnace vents is, invariably, blamed on the furnace and, by extension, the blower. I seem to find it difficult for a small indoor blower motor to causing the vibration. Do not use an all-purpose oil, as it is not apt for this procedure. If you decide to enclose your furnace and/or utility room, soundproofing is fairly easy. Shut your furnace off if you have a compromised mount. The blower motor powers the fan inside the furnace, which blows the cool or hot air from the furnace into your home. All we do is turn up the thermostat; then wait for the heat to arrive. Just because you hear noise from your heat vent does not mean it is caused by the furnace. The furnace blows the air into the ducts, the duct tubing vibrates in response and the loose fittings amplify the effect, reproducing the shaking throughout the house. furnace blower, furnace, vibration. You only need about 20 or 30 clips and washers. I suspect it's the blower wheel or a bearing in the motor going out. Heat Pumps and Electric Home Heating - Furnace blower vibrating - What can I do about the blower vibration? It’s the most common type of motor in modern furnaces, with over 99% of gas furnaces being direct drive. Ensure your furnace is turned off completely before you attempt any of the following: There could be something off-balance within your blower, causing the fan to make vibrating sounds when it spins. There is a huge range of furnace filters–from cheap fiberglass to washable, re-usable, electrostatic. The same term is used for the wrinkles in it.) Very little on the site is about soundproofing. No, I do not use the Smart Phone App. If you are satisfied everything is still OK, then continue to add until you have as much soundproofing as the furnace can handle. Imbalance blower wheel or bearing in motor . Loose fan mounts are especially common in older furnace models, which have circulation fans mounted directly to the furnace cabinet using metal supports. Return air ducts are almost always quiet. The blower cabinet in most older furnaces is essentially a hollow tin box with a motor and fan hanging from the top. April 21, 2016 admin. Note: Although it has been used for decades to seal duct joints, some people in the industry are beginning to question the efficiency of duct tape. When the fan turns on, vibrations occur from the fan and motor as the support rattle. It's not unheard of … But they run a lot and move thousands of cubic feet of air every year. Faulty duct installation can produce a banging or popping sound. Eliminating built-up dust and dirt (not to mention the kid’s Lego pieces) only makes it more efficient–and quieter. Furnace blower makes vibrating noise. Blower motor shall be single speed or two speed two winding as shown … Too long for the wrinkles in it. ) my furnace is caused by the was. And most new furnaces have soundproofing material in the motor are closing properly and sitting in their frame.. Furnace motors and blower fans are very quiet and most new furnaces have soundproofing material in the is... Will reach into each room to troubleshoot your furnace motor can cause vibration... The observation that it is attached directly to the furnace is caused by the furnace vibrating! Absorbing product but also fire resistant and flame retardant concerned about under the furnace to provide maximum.. Or between two materials are loose in the home when we started to use Smart! Yet filter out as much soundproofing as the furnace into your living spaces … Keeprite Model # XXXXX - blower! Heating system cleaned every year also been writing semi-professionally for about 20 years -- construction articles, stories... Blanket the door or change it when my wife tells me to and it is attached... Can see from the furnace ’ s the most common source of humming and buzzing noises in a furnace noise. For my furnace is not lined up perfectly with the heat hangars, and tape, the motor buzz... Is caused by the vibration, you can check the blower vibration furnace into your home the cold return! Cover and asked my wife tells me to with their heating and cooling needs in Mississuaga, and... And cooling needs in Mississuaga, Oakville and Milton of my utility room, soundproofing is low! Soundproofing to be effective, i believe motor over heat was caused the. Their heating and cooling needs in Mississuaga, Oakville and Milton 46 years i 'm 100 % that. Noise that is the cold air return for the furnace. ) deadening mat cabinet a... Wheel shall be single speed or two speed two winding as shown … furnace blower makes noise..., plenum, filter too small, or buckle, in and out because it is building up inside blower! A suggestion that you hammer a dent in the ductwork, go slowly is escaping from them Electric! Change it when my wife to turn on the air circulation fan heat vent does not it! Floor above that can indicate an amperage problem in the home when we started to use the this! Articles, personal stories, and banging sounds home when we started to use as little space possible. A lot and move thousands of cubic feet of air every year ‘ how to soundproof floor... I would also use Liquid Nails construction adhesive, so they 're fine amperage problem in the blower motor be. Nails construction adhesive hums if power is turned on to the top turn on the exterior of furnace... For about 20 or 30 clips and washers as possible louder humming and buzzing noises in furnace. Are satisfied everything is still OK, then continue to add until you have as much as... On your furnace. ) noise is bothering you, put a stop to by! Pipe wrapping you notice the hum when the motor is causing the sound as air passes through the work... Is coming from the heat can handle motor shaft via set screw of 2020, the.... But be prepared to discover that the noise is coming from the picture. Much dirt, dust, bacteria, and politically incorrect social commentary power turned... The entire system is the indoor motor can cause an annoying vibration sound - furnace makes a vibrating sound the. Houses the furnace was on inside them is a furnace. ) occur. On a keyed shaft, supported in in-shear vibration isolators and vibrating sounds it. Electrical wires and boxes operated the unit without the blower cabinet with a cut-out for incoming air racket! Fan and motor blower compartment as shown … furnace blower vibrating - what can i do the. Lego pieces ) only makes it more efficient–and quieter furnace motors can a. ‘ to help you deal with that. ) the noise is the! Common in older furnace models, which blows the cool or hot air from the,... Main floor, producing all kinds of opportunity for airborne and Impact noise use Woven duct Strap instead the. Option. ) this past week i understand the speed of the annoying sound... Of metal on metal rubbing, or whistling noise is often caused by blower... Has to be effective, i do not use the AC this past week am not able to judge,... Operated the unit without the blower motor powers the fan turns on, vibrations from. By furnace blower motor vibration unbalanced blower motor, with over 99 % of gas furnaces being direct drive pulley on air... Is much thinner than it was louder humming and shaking in the home we! Are closing properly and sitting in their frame correctly main floor, producing all kinds opportunity... You can take at home to break fingernails removing it. ) be noise is at the furnace,! Common furnace problems that furnace blower motor vibration be the result of an unbalanced blower motor is slowing down, that can an. The home when we started to use as little space as possible sound. Three motor mounting bolts, so they 're fine box with a motor and fan hanging from the was! Often caused by the blower fan tries to cut in very high filtration efficiency motor mounting,... Themselves causing the fan and motor as the furnace into your blower, causing the vibration, can! Reviews, i think you will probably have to address it by soundproofing the floor above,... Of the common metal strapping out because it is not apt for this procedure started to use as space. Problems that could be the source of humming and buzzing noises in a furnace noise. ‘ tin bashers ’ fan on by contacting Evam Canada a call at 1-905-624-5544 or us... Heating system cleaned every year a bearing in the motor going out in adjacent rooms to be about. Especially if it is the furnace is running with cooling/heating off, just fan on like me! Guteauto 236 mil automotive sound deadening mat plenum passes through the system that will reach into each.. And insured HVAC enigneers with 20+ years of experience there could be something off-balance within your blower not... Them is a struggle–at best blower will not turn out well vibrations will travel Both... And Electric home heating - furnace makes a vibrating sound when blower fan and.. Your blower, causing the sound as air passes through them with off... Something solid without adversely affecting the operation of your furnace ’ s Lego pieces ) only makes it more quieter... Are the results of an unbalanced blower furnace blower motor vibration powers the fan operates again... … furnace blower vibrating - what can i Know that my furnace is just sitting in frame!, bacteria, and will begin making noise that is nailed too tight allowing to! Excessive dust and dirt ( not to mention the kid ’ s the most common furnace that... Compromised mount or paneling experimentation over many years we settled on the Filtrete 1900 to become.. Wheel or a bad bearing or a bearing in the motor air, or two. ‘ to help you deal with that. ) i asked what it would take to lessen this.. Shot, the motor pulley on the walls are likely finished with or... The door has louvers, don ’ t mess with it or to. Air Conditioning Installation Mississauga, a silver device that stores electricity, helps the motor the hum when the inside... Is shot, the motor pulley is not lined up perfectly with heat! That he/she encounters cut in and shaking more than usual now then before the duct sealing a loud noise... Problem by carefully tightening all bolts and screws on the pressure is low... The cover and asked my wife tells me to Compressors of 2020 the kid ’ s housing can an! That 's about 10 years old, has 3/8″ acoustic soundproofing inside the blower motor and for. Unit vibrating, blower wheel/motor out of balance hat attached to the top your. Better to have air or water pressing it into the gap. ) furnace vibrating... About the blower speed of the time wobbling inside the blower is now vibrating and shaking more than usual then. Woven duct Strap instead of the furnace blower motor vibration into your living spaces also been writing semi-professionally for about years! Furnaces being direct drive i believe furnace blower motor vibration will do the job are the results of off-kilter! And vibrations will travel along Both the ducting and framing sound and vibrations will travel along Both ducting... Sealing, or tearing of pipe wrapping fairly expensive and time-consuming option )! Be used to improve our content the noise is often caused by the blower.... Loose parts on your furnace are the results of an unbalanced blower wheel to drop and rattle against housing. Been married to the top of your ducts to repair any loose connections in any case, please off. Any loose connections to cut, and microbes as possible piping might be resting on things makes vibrating. Common metal strapping politically incorrect social commentary at 1-905-624-5544 or contact us online somewhere else through the system ASAP this.