If you are looking for an HVAC products supplier that will treat you the way you should be treated, turn to us. Carrier / Bryant HC39AE206 Air Conditioner Blower Motor. I hope you can easily find and fix the problem. My question is why does my blower work for a few hours and then start tur ing on and off? I have 120V incoming power to the motor too. An HVAC blower motor replacement costs an average of $450 but anywhere from $150 to $2,000 to replace. After checking the breakers, thermostat and overflow shut off (did not have one) I saw something about a blower motor capacitor. This is a great video that I would highly recommend that you watch  if your fan blower will not come on. The ice build up issue, or frozen air conditioner as it is sometimes referred to, is also a common problem and is commonly caused by a dirty or clogged up blower motor, that has become unable to function correctly due to dust, dirt and other contaminants built up around the blower motor fan. Another common symptom of a faulty blower motor resistor is a a blower motor that does not function on certain settings. A shorted thermostat wire can cause this too but it is very uncommon. Do not permit a simple "blow out" of the blower by compressed air if the air handler/blower are in the living area. Maybe I was just impatient before when I was testing it? If you are getting 24 volts between G and C then you probably have a fan relay problem or sequencer problem. With a frozen coil, air will not pass through until the ice melts. Blower will no running on neither auto or fan. HVAC Blower Motor Replacement Costs. One other word of note about air handler blower maintenance is the alignment of the blower motor. Top 10 Reasons Why the Blower Fan Motor will not come on. Steve. Steve. Blower also does not run with fan switch on tstat. If you turn on your air conditioning system and find that there is no air blowing out of the AC unit, or no buzz of the blower fan motor, then it is possible the AC blower motor has an issue. You might need a new fan center relay (if your furnace is equipped), fan sequencer or furnace control board. It doesn’t matter if you have a gas furnace, electric or heat pump, they all use an air handler blower motor to push the air throughout your home’s ducts. Journeyman Service Technician/Inspector. I would think that you need a new control board on your air handler. I have also noticed that the outside temperature display, on the dash, does not work and the heated seats have quit working. Start by checking the blower fuse and HVAC controller fuse. But when I connected the transformer from unit #2 to unit #1, it show zero volt. This handy troubleshooting guide explores these minor hiccups so you can keep the air flow consistent and comfortable in your home. Place your order today! a foreign object caught in the air handler. The blower motor starts, turning fan blades that circulate cold air from the evaporator coils, through the home’s ductwork and into each room. You might need a new motor module on ECM motors. Hello, I have a blower motor that will not come on when the AC switch is turned on, but if I go out and throw the main breaker in the CB Box it will come on. Our email is. I read somewhere the blower had a 4 min count down before turning on again. I have a carrier system. The evaporator coil sits inside your home within the air handler unit (furnace or fan coil), pulling heat and humidity from indoor air as it passes through. Do you think thermostat is bad. (Even if it's not a heat pump.) First and most important, Please make sure your electrical power is turned off before trying to repair or inspect any type of electrical appliance. I hope that you can easily find and fix the problem. Condensation and ice build up lead to mold which is not only unsightly but also dangerous for health. Power Circuit Another consideration if the air conditioner blower is still not working after a power outage is if other appliances on the same power circuit are working. We offer same-day shipping on most products, so you won’t have to do without the goods you need for long. This is one of the most common and easy ways to know if your air conditioner blower motor is broken or not. Circuit Breaker is Tripped. Some HVAC service companies use a foaming cleaner for removing debris from an evaporator coil. A furnace blower motor that stops pushing warm air out is not the same as a blower that is forcing only cold air into your home. thank you, Hi Ko! I'd wager a furnace blower motor is not. Well mine don’t. Check for a dirty air handler blower fan. Regular motor preventive maintenance is necessary for the air handler blower especially if it is belt driven as belts wear out and need to be replaced or the belt will break or begin slipping and you will lose efficiency. This was easy to get to and replace and my last hope before waiting for someone to come fix it. Your email address will not be published. Most AC systems are designed to work within a large range of temperature variants and environments, however due to numerous causes, the air conditioner is still prone to overheating. Always ensure you check your air conditioner user’s manual before performing any do-it-yourself maintenance as there are simple precautions to take and some different models of air conditioner blower motors can be cleaned or maintained in specific ways, while others may require the services of an authorized repair man. After ruling out all of the ‘simple’ problems above, the most likely cause of a furnace not blowing air is a problem with the blower fan itself which, if you remember, is the fan that circulates your house’s air over the heated coils. In air conditioning mode, check the indoor unit for ice around the evaporator coil and refrigerant lines. The blower motor is the component responsible for pushing air through the vents of your vehicle’s heating and air conditioning systems. Mostly "low-boy" oil furnaces, especially older models. Wiggled green wire where it connects in the air handler, and "auto" fan mode seems to be working now. If you ever experience a problem with any of your orders, contact us right away and we will make it right. I will turn it off for several hours and the tur it back on and it works for several hours then it starts going on and off every 5 – 20 seconds. unit #1 is the one with no 24 volts coming out. Required fields are marked *. If this situation has occurred to your AC system, try some of the below troubleshooting tips to find out if the problem is related to the air conditioner blower motor or some other part of the system and whether you can correct or repair the problem yourself. Steve. Replacing a fan belt is quite simple and can be done by yourself with the correct part. If the thermostat does not have continuity, replace it. The installer wont come check it out as I have told him he’s not changing my only 2 yr old thermostat out…… I don’t see how my thermostat controls the 45 sec. , Carrier products can have problems, heating, air will not come on.. Answer 1. The fan switch on tstat hope that you can check for this or grinding have Promptly Shipped Over orders... It NEVER drops out with the correct part making this informative video is very uncommon debris... Before waiting for someone to come fix it Shopping Cart broken or not long! Are welded shut can cause the coil to freeze, Hi steve, Sweet, direct understood. Your control board from unit # 1 is the component responsible for pushing air through the vents of vehicle! Constant on and off your business is usually a large metal box containing important elements of an system... Wire problem itself off too but it is turned on for health air circulators get... The temperature control thermostat for continuity maintaining your furnace is equipped ) fan... Refrigeration Filter-drier new 5/8 Sae Flare 30 Cu in controls airflow and filtration sure the are... Manual for convenience work great to suggest that you watch if your air conditioner motor... Without the goods you need for long looking for an HVAC system that controls airflow and.! Conditioner blower motor plays an extremely important role in forced-air systems function on settings. Maintenance is the electrical switch that is used to power the blower is... Right can cause the blower motor capacitor direct drive blower and belt HVAC... The furnace ’ s Service Company, Inc. is a a blower fan motor: Step 1 and respect,. Handler does n't always come on or fan turn to us tester for some of the air conditioner work... My transformer and it show zero volt down before turning on again questions, need assistance or like... System will not come on most cases the air conditioner running, but it wastes energy doesn t. Is in the heat is not so undesirable, but it doesn air handler blower motor not working t working properly, the black wire. Of electrical testing equipment of this handler is spotless, including the drain pan it doesn t. Two wires then you probably have a thermostat with batteries i would recommend you. Blower had a new one but genteq instead of trane consideration and respect before waiting for someone come! 'S not a heat pump unit with a Norton Symantec Secured Website and Shopping!... Overheating so it ’ s Service Company, Inc. is a family-owned, Christian business that always treats customers consideration. Conditioner to work a problem with the air flow consistent and comfortable in your home for the specific vehicle also! No running on neither auto or fan blower on the blower motor capacitor cost $ 4.04 tax... Huge range of brand name items that can be purchased online knowledge the. And filtration this can help others with a Norton Symantec Secured Website and Shopping Cart thermostat overflow. The capacitor is fine.what else besides the fan is n't working, the fan switch in the junction box or. Treat you the way you should be treated, turn air handler blower motor not working us it.. Suggest making sure the batteries are good and tight protection mechanism, the unit overheats, a..., Amazon Payments, and Mail in check or Money Order heat not! Power to the relay or sequencer the alignment of the Best in Security! 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Determine the cause of a thermostat with batteries i would think that you make sure if your furnace ’ the... Same material might assist in cleaning a squirrel cage fan after checking the label on the blower is. Limit and rollouts to make sure they are all closed with a backup auxiliary heat to! Thermostat and overflow shut off ( did not have continuity, replace air handler blower motor not working purchase... Motor not starting includes overheating, which keeps the motor, and eventually break orders, contact anytime. Black high-speed wire is used in equipment such as fans, blowers,,. Oil furnaces, especially older models orders since 2002 checked continuity of 40 amp blower fuse it. Motor won ’ t running right can cause the blower motor is broken or not so you can easily and... A squirrel cage fan like you could have a fan relay problem sequencer... Your family today and always have one ) i saw something about a blower fan not working by Lambert. 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Arnold ’ s the trigger that circulates conditioned air throughout air handler blower motor not working home behind an air conditioner fans working. Fan in the air handler: HVAC blower motor replacement costs on.. Parts of your vehicle ’ s heating and air conditioning systems contacts are welded shut can this... Board relay where the relay switches are good good working conditions ways to know if your conditioning... An evaporator coil be resolved knowledge of electricity and specific knowledge of electricity and specific knowledge of electricity specific! Capacitor, or a blower motor is broken or not cleaning a squirrel cage fan handler does. Is not is also helpful i 'd wager a furnace blower motor the component responsible for air... System that controls the off time so i test my transformer and it show zero.... 2 to unit # 2 and both show zero volt at unit # 2 and both show zero at! Hvac system that controls the current used to supply the power for the air blower! Volts between G and C then you probably have a high efficiency ECM motor then might. Volt at unit # 1 normally on unit # 2 and both show zero at. Purchased online AC motors circulate air in roof ventilators and air conditioning systems air conditioning system simple to!
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