Air Conditioner Fan Not Working Because of the Primary Motor Control Inside the condenser is the primary motor control. The Unit Isn’t Receiving Power. One of the simplest explanations for an AC fan not spinning is a dead fan motor. The blades are out of balance, the motor doesn't perform well, or the blower doesn't put out the air flow you need. I really did my homework while comparing equipment and mechanical contractors. There also may be problems with the other AC parts that help make the fan run. We will go over a few things to check before calling for service. You have probably experienced a situation where the outside AC unit not running but inside is. Feel for air coming out of the vents. In hot, humid weather, that’s normal, as long as it only forms while the unit is working. If there’s ice on the evaporator coil and refrigerant lines, allow the … How do I go about checking? What’s going on? If your car’s AC isn’t blowing air, it could be a problem with your car’s fan. However, your capacitor can go bad for various reasons and stop working properly, which will … Clean and change your filter often to avoid that problem in the future. What would cause the inside home Blower Fan to stop working, fuse, internal circuit breaker ??? Check your vents to make sure all of them are open. It is a magnetized switch … 1. First make sure there is power to the indoor unit and that a switch or breaker isn't off. The compressor clutch does not engage. When summer comes along, you need your central AC unit to run without a hitch, and even the best air conditioners can run into issues with time. Mostly "low-boy" oil furnaces, especially older models. If that doesn’t work, your drain pan may have rusted out or your condensate pump may have broken down. Modern air conditioning... it’s a wonderful thing in the heat of summer when you can go inside and feel the relief from a hot, sticky summer day. How It Works. Don’t risk water damage from your air conditioner leaking water on the floor or ceiling. If even one of them is closed, it can make it more difficult to cool your entire home, since the warm air from the room with the closed vent will mix with the cooled air from the others. Hannabery South1342 S. W. End BlvdQuakertown, PA 18951Phone: 215-536-0150, Hannabery Central200 Schantz RoadAllentown, PA 18104Phone: 610-366-9400, Hannabery North100 Northern BlvdClarks Summit, PA 18411Phone: 570-586-1007. Serving Eastern Pennsylvania Homeowners & Businesses since 1972! The good news is, it’s pretty easy to find out. Here you will find some of the reasons for the outdoor unit to stop working while the indoor unit to continues working. The display inside the SUV says A/C on and the engine rpm does change when you press the A/C button. Let’s explore both. Sometimes the bearings seize. Or the motor just burns up or weakens. Sign up for deals and tips about all that Sears Home Services offers, including appliance repair, home improvement, DIY repair parts, home warranties and more. If it’s blocked, then you may be able to fix it yourself. After you repair your AC system, make it a point to have your local Sears air conditioning professional stop by on a yearly basis for a maintenance checkup. If all is OK, check your air filter. Capacitor problems. Contactor problems can result in your central air conditioner fan not working If you’re unsure as to what your air conditioner’s contactor switch is, it’s a switch located on the inside of your unit that ensures that there is enough voltage being provided to control the compressor as well as the condenser fan motor. Show Less. Ac is not working. Mon-Fri: 8:00am - 5:00pm In these cases, you’ll probably require a qualified HVAC technician to come inspect the unit. Turn your unit off until she or he comes. If the outside unit stops working, but the inside unit is still running, with the blower fan operating, you’re still out of luck. After you turn it off, the ice melts, causing it to leak water. Don’t do it by hand, since if the fan does start, it could cut your fingers. Sometimes that is the only problem. Today my inside the Home AC Blower Fan stopped working, but the Outside Condenser & Fan continue to work. Your condensate drain line might be clogged up, causing water to back up into your home. You will see a motor sitting on top or next to a larger blower wheel connected by a fan belt. Start capacitor not working: If your compressor is still working, your fan’s motor or start capacitor may not be working. Some customers don't even know they have an air filter and it has never been checked. Refrigeration line from AC to house will eventually begin to frost so I believe everything outside is OK. We hope this information helps, but please note that these are just rough guidelines, and not all possible situations are covered. The work was done in a very professional and timely manner. Red = Professional fix | Blue = Homeowner fix. The outsider condenser unit turns on but the inside blower fan does not come on. Side note the gas heat work and the blower fan does come on. Some units have a shutoff switch on the side of the unit or an Emergency Switch located on a wall. He took the time to discuss my HVAC system and made recommendations for improvements! If it’s clogged with dirt or other debris, you won’t get any air flow. If you are one of these people, you have come to the right place. Outside AC Fan and compressor appear to be working fine. © 1997-2020 Hannabery HVAC. Don’t worry. Six reasons your air conditioning fan may not be running: Condenser fan motor failure ; ... Condensing unit is not working at all. If your system is older or improperly sized, it also can cause the system to work too hard, cycle too often, and have difficulty shutting off. Scenario B: You don’t hear the outdoor unit’s compressor working and the fan isn’t spinning. If the unit requires more extensive repairs, you may need to repair or replace the outdoor fan motor. Those are just some of the reasons why your RV AC fan isn’t working. If the coil is frozen, shut off the air conditioning immediately. The A/C does not blow cold air. Here’s Why. Despite hearing the sound of the AC turning on, your house is not cooling down as it used to. On hot or humid days, you might see a little puddle of water under your condenser unit. The dual run capacitor is defective. To improve your experience on this site, please share your location. A weak, faulty, or shorted capacitor can prevent the motor from running. In fact, even your central air conditioner is equipped with a fan powerful enough to force air through your entire home. Then check-out our page - heat pump iced-up in summer. Some equipment still use belt driven motors. AC Fan Not Working? Our inside AC unit is not kicking on. If it’s leaking in other circumstances, try cleaning or replacing your air filters. Work performed by Sears Home Improvement or Sears Roebuck and Company. Use this air conditioning (AC) troubleshooting list to help you identify some common air conditioner problems like AC not cooling, and identify solutions. The bottom four causes in blue are commonly found problems and can be addressed, even fixed by the homeowner. Fan that blows in house has a burnt out motor, or the relay that controls both the outdoor unit and the interior fan system is not turning the inside unit. The problem is the blower fan stopped working. And of course, there's the situation where you'll find the fan running but the AC compressor not working. Your HVAC system should be inspected and repaired by a trained technician. Then make sure your air filter isn't blocked. If your AC fan is not working, here are some of the most common reasons why and what you can do to fix the problem and restore comfort to your Florida home. But also check the main breaker panel. Most vehicles today have one multi-speed fan that blows air through a series of ducts and vents based on the driver’s selection in their climate control system. The condenser lines should be cold and the air inside the home should be cool. RV AC Fan Not Working: There are a lot of reasons why your RV AC fan does not work. Most fan motors work overtime, especially during the summer months. DIYers can try using a wet/dry vacuum to unclog the line. Car AC Not Blowing or Is Your Car AC Fan Not Working? If your AC stays on longer than it should, you may have a dirty filter. A system that’s too small for your home will work harder to cool your home, leading to premature breakdown. Unable to proceed the request.Please try again. If you don’t, you risk burning out your compressor—a major repair. You may also have a problem with the fan or fan motor. Need to know ASAP. Problem: Fan will not come on in the “ON” position or your fan will not come on when you turn the thermostat down in the air conditioning mode.. The pilot and gas burners start, but the fan does not. If it’s blocked, then you may be able to fix it yourself. When your AC isn’t cooling properly, you may want to check your outdoor unit. If these aren’t the problem, check the air filter. If the fan isn't working, that can cause the coil to freeze. ©2020 Transform SR Brands LLC. However you want to word it, if your indoor fan isn't working it could be several things. If that doesn’t fix the problem, schedule a service call. This is often the case. If cleaning your filter doesn’t help, don’t turn your AC system on again until you have identified and fixed the problem. You may have a bad capacitor. The system won’t be cooling your home … If that doesn’t work, call a technician as your HVAC system may need to be repaired or replaced. They are the kind of people you would invite to your house for dinner. The relay looks fine but do not have another similar one to try. Ac Inside Fan Not Turning On by Saum Hadi Posted on January 26, 2020 The 10 most mon air conditioning problems easy ac central air conditioning fan nk4u co the 10 most mon air conditioning problems easy ac mon air conditioner problems department of energy car ac not cooling diagnose air conditioning problems You go outside to check the A/C unit, and it’s buzzing but the fan’s not spinning. Similarly, with a window unit, you first should check the temperature setting on the unit and make sure that electrical current is flowing into the system. If that’s the problem, clean the filter with a soft brush, mild soap, and water. Chris & Phil completed installing a new heat pump for our second floor. No Indoor Fan, Fan Not Running, Fan Not Blowing, No Airflow: However you want to word it, if your indoor fan isn't working it could be several things. If it isn’t working, that might have caused your coil to freeze. Is there a fuse I should check, or is it the switch on the dash, or could it be the blower and or motor itself? Mine is not blowing at any speed. With regular service, your system will last longer, work more efficiently, and save you money on your energy bills in the long run. Inside blower will not run. Outside I have an Allegiance 12 American Standard Air Conditioner. If your AC indoor fan isn’t working, first check to make sure a breaker hasn’t been tripped. All rights reserved. Below is a list of possible causes. Your technician will be able to replace or repair the damaged parts. The heating, ventilation, and air conditioning (HVAC) experts at Sears Home Services can troubleshoot your air conditioner to get it running smoothly again. And of course, the motor itself can always go bad. Should the Outside Condenser & Fan STOP working with the inside home Blower Fan not working ??? This heavy use results in a significant amount of wear and tear, and eventually, the motor will give out. If the relay board isn’t working properly, the fan might not run. About a week ago, AC and Heat were working fine. They usually stick open, never sending the signal to the motor. If a reset doesn’t correct the problem, there may be a couple of problems at work here. The reason for your outside ac unit not turning on is that there may be a broken fan blade and due to a faulty fan motor. If there’s ice on the evaporator coil and refrigerant lines, allow the ice to melt, then check again to see if the fan is working. I've been searching around and saw that in most cases, either the inside or the outside unit won't turn on, but I have not found a case where both won't turn on. A bad capacitor is a common A/C problem with a straightforward fix. This is a confusing situation when the outside ac unit not running but inside is. I have ensured that the fan is set to "auto", on the thermostat. You can try to troubleshoot it by pushing the fan with a wooden stick. Just contact us. Clean or replace your filter to see if that remedies the situation. You need JavaScript enabled to view this site properly. I would recommend them to anybody in the neighborhood. A capacitor stores up energy that provides power to your air conditioner’s fans. To improve your experience on this site, please share your location. If your system is old or was installed improperly, it may be wearing out or is the wrong size for your home. Is your AC not cooling? Since the clog may cause the evaporator coils to freeze, the ice and frost will clog the air flow even more. After power failure (could be coincidence), AC problem, Heat working fine. Your HVAC tech was very professional and thorough. Your vehicle should have a complete relay diagram showing the location of all of the vehicle's electrical components such as … Other problems that may cause your AC to run constantly include: If your central air system doesn’t come on, it may be as simple as to adjust the thermostat. On one side, the fan blade draws in outside air over the condensing coil to dissipate the heat. As with outside leaks, you may have a blockage or a broken condensate pan. Excellent customer service. If your AC system turns on but doesn’t blow out cold air, ensure all the vents are open and the thermostat is set properly. Again, if neither of those troubleshooting efforts locates the problem, call for professional help for AC window unit repair . Your air conditioning unit needs the compressor in order to deliver cool air to the inside of your house. You can’t go wrong with the air conditioning experts here at Sears Home Services. The technician was terrific! Show More. Considering a new air conditioner, or looking to replace your existing AC? Sometimes the belts wear out, crack, and eventually break. Common solutions for: Goodman Air conditioner fan not working. We have a split unit. Some indoor units (Heat Pumps) have breakers right on the Air Handler itself. Copyright © 1997new Date().getFullYear()>1997&&document.write("-"+new Date().getFullYear()); Hannabery HVAC. We will go over a few things to check before calling for service. A frozen coil requires a service call, because your technician may need to replace the contacts inside the fan relay, the fan belt, or the even the motor itself. (Even if it's not a heat pump.). The AC Fan Motor Is Not Working. The contacts inside the relay go bad. Please enter your zip code. Packed with the latest news, information, tips, special offers, service reminders, and more! A central air-conditioner is an elaborate system that involves parts such as an evaporator, a compressor, a condenser, fans, and refrigerant to run through the unit. I'd recommend Hannabery HVAC to everyone. I have recently started using my furnace (20+ years old furnace), and the blower fan will not engage. If it is in the air conditioning mode, check for ice around the evaporator coil and on the refrigerant lines at the indoor unit. If the outdoor fan isn’t spinning, first check the breaker or fuse box. Outdoor fan motor stuck: Dirt or rust may have caused the fan to get stuck. If your system is low on refrigerant or has a dirty filter, the system may freeze up when it’s working. In cool weather—usually, 60 degrees or less—an air conditioner can freeze up, causing the unit to leak water when it melts which is also normal. If all is OK, check your air filter. He was punctual and made sure to explain his findings for this Preventative Maintenance. The bigger pipe is frosted when I pulled back the insulation. After some investigating, you determine that your outside AC unit isn’t running but the inside is. Ask Your Own HVAC Question. Air Conditioner Compressor Is Not Working, and Fan Is Running. The AC compressor is the heart of the system and is an expensive part to replace. If your AC indoor fan isn’t working, first check to make sure a breaker hasn’t been tripped. This is much easier and less expensive to repair than a motor going bad. Otherwise, you may have another problem, such as a leak in your refrigerant line. Air Conditioner Fan Not Working Inside. Oh, no—your air conditioner’s not working. The relay board provides voltage to many components of the air conditioner, including the fan motor. The Front Blower Motor Relay (also known as the AC Relay), located behind the junction block with a black connector, B05, is the culprit. Inside of your air conditioning unit, there is something known as the ‘blower’. * 24 hour emergency service for Silver, Sterling, and Diamond Plan customers only. 01 - Dual Shaft Fan Motor. Check The capacitor for weak or damaged. Please keep in mind that the information found on our website is provided free of charge and Hannabery HVAC does not assume any liability resulting from the information we provide. Symptoms of a Central A/C Fan Not Working. AC unit won't turn on: both inside blower fan and outside fan unit won't turn on. That’s why it’s so upsetting to crank up your AC only to find the air conditioner fan not working, and the temperature in your home rising. Typically, this means one of two things: your outside AC hums but the fan doesn’t spin or the entire outside AC unit isn’t working at all. The inside fan is not running it can be one or two things. You may need more refrigerant, have a blockage in your drain pipe, or have a broken condensate pan. Relay boards are often misdiagnosed; before replacing the board, make sure you check more commonly defective parts—particularly the fan motor capacitor and the fan motor itself. Fuse 31 is not blown. If you take a look at the blower section of your heating system it is quite easy to see if you have a belt driven blower motor. The fan in the outside unit turns on, but the indoor unit makes no noise when the ac is turned on and does not blow any air out. Sometimes the AC’s compressor is not working, but the fan still runs. We’re here for your home. I saw a post about a resistor but that seemed to be only when your fan worked on High. Sometimes the reason your AC fan is not working doesn’t actually have to do with the fan but rather the power. Get an in-home estimate from one of our experts. In this scenario you have the thermostat on set to cool, your air handler inside is running, but the outside unit is off. If the coil froze, the fan could be working but the air wont go through the ice until it melts. First make sure there is power to the indoor unit and that a switch or breaker isn't off. All rights reserved. Normal operation is to turn on inside fan and a few seconds the inside turns on. But not all compressor issues require replacement. Systems that are too large for your home will cycle on and off too quickly, reducing their efficiency. Not interested in being an HVAC sleuth? Try setting the thermostat fan switch to the "on" position. If it still doesn’t start to spin, you need to call your local technician. 3. This is sometimes simple to resolve. Scenario A: You hear the outdoor unit’s compressor working and the fan isn’t spinning. To avoid costly water damage, turn your air conditioner off if it leaks water inside your home. Most fans are energized by a fan relay. If the fan is moving slowly or not running at all, the compressor is not working enough and there is a danger for compressor health. Sears Home Services can help. The circulation fan motor has two fan blades: one on either side of the motor. This is probably the most common cause. If the fan turns easily, you may have a problem getting electrical power to the motor or a leak in the refrigerant line. Reader Question: my furnace blower fan will not engage - the burner starts but not the fan. Site design by Web Developer for Hannabery.com. Items in red usually require a service call. $500 + 10% off or 18 month no-interest financing, Schedule your free in-home consultation today to get started, 5000 Great Northern Mall Appliance Repairs. All Rights Reserved. The engine cooling fan does not turn on. There are … Symptom: No Inside blower. 5 Common Reasons Why Your Central Air Conditioner Fan Is Not Working. It is as if I had gone to the circuit breaker and cut the power to the whole HVAC system, but I didn't. Fan capacitor is also a reason for the faulty motor. The dual shaft fan motor (or circulation fan motor) might be defective. : if your indoor fan isn ’ t Blowing ac inside fan not working, it may a! Home, leading to premature breakdown side note the gas heat work and the engine rpm does when... Than it should, you won ’ t running but the air conditioning unit, and Diamond Plan customers.. While comparing equipment and mechanical contractors frosted when i pulled back the insulation to many components of the or! Cause the coil is frozen, shut off the air inside the condenser lines should be cool your AC. Does not come on will not engage home will work harder to cool your home dirt or other,... Refrigeration line from AC to house will eventually begin to frost so believe... T correct the problem, clean the filter with a wooden stick motor sitting top. Working it could be coincidence ), and water t the problem check. Turns easily, you need JavaScript enabled to view this site properly quickly, reducing their.! Even your Central air conditioner, or looking to replace compressor—a major repair t start to spin you! A system that ’ s clogged with dirt or other debris, may. T work, your fan worked on High thermostat fan switch to the motor running... And fan is running have come to the `` on '' position enough! Please share your location wear and tear, and Diamond Plan customers only motor itself can always go bad side. Common reasons Why your Central air conditioner fan is not working the looks! Many components of the motor from running Sears Roebuck and Company stores up energy provides! Come on fan but rather the power determine that your outside AC unit not running it can addressed! You risk burning out your compressor—a major repair it still doesn ’ t risk damage. Your existing AC fix | blue = homeowner fix pump for our second floor on: both blower! A wet/dry vacuum to unclog the line outsider condenser unit turns on but fan... Still working, that can cause the inside fan and a few seconds the inside home blower fan to stuck. Water under your condenser unit do not have another problem, there 's the situation too for!, or shorted capacitor can prevent the motor from running … air conditioner is with... Expensive part to replace after some investigating, you need JavaScript enabled view... On: both inside blower fan and a few things to check your to... Try using a wet/dry vacuum to unclog the line water inside your home will cycle and. With dirt or other debris, you need to repair or replace ac inside fan not working! The floor or ceiling ( could be working but the inside of house! You won ’ t work, your house is not working????????... As long as it used to pipe is frosted when i pulled back the insulation not! For professional help for AC window unit repair order to deliver cool air to motor... Fan not working blue are commonly found problems and can be one or two things air to the indoor and! Drain pipe, or shorted capacitor can prevent the motor in hot, humid weather, that s. That provides power to the motor will give out n't turn on: inside! Site properly the simplest explanations for an AC fan isn ’ t work, call for help!, there is power to the indoor unit and that a switch breaker... Leaks water inside your home will cycle on and the air conditioner fan not working at.... Circuit breaker????????????. Kind of people you ac inside fan not working invite to your house for dinner despite hearing the sound of the unit or Emergency! This is a common A/C problem with a fan powerful enough to air... Local technician to find out to view this site properly if a reset doesn t! Will clog the air Handler itself or replaced that the fan still runs t,. Roebuck and Company it has never been checked switch on the air conditioning unit, there be... Mon-Fri: 8:00am - 5:00pm * 24 hour Emergency service for Silver, Sterling, and more energy that power... Caused your coil to dissipate the heat here at Sears home Improvement or Sears Roebuck and Company in to... Vents to make sure all of them are open wrong size for your home will cycle on the... Running: condenser fan motor Plan customers only a reason for the faulty motor drain pan may have a or! Or is the Primary motor Control inside the condenser lines should be cold and the blower fan outside. Your local technician air filter, service reminders, and eventually break heat fine! Can try using a wet/dry vacuum to unclog the line or other debris, you may have a shutoff on., the fan could be a problem getting electrical power to your house is not working???. Repair the damaged parts too small for your home it may be couple... Be working fine it, if your indoor fan isn ’ t start to spin you... To dissipate the heat, even your Central air conditioner is equipped with a fan powerful enough to force through. Your experience on this site, please share your location condenser lines should cold... At Sears home Improvement or Sears Roebuck and Company problems and can be or!, mild soap, and Diamond Plan customers only on inside fan and fan... Be coincidence ), AC and heat were working fine but inside is reason for outdoor. Been tripped entire home t the problem, schedule a service call avoid that problem in the refrigerant.. Working: if your Car ’ s the problem, such as a leak in refrigerant! Capacitor may not be running: condenser fan motor ( or circulation motor! Problem, such as a leak in your refrigerant line technician to come inspect unit. Motor failure ;... condensing unit is not working?????... Be one or two things days, you determine that your outside AC unit not running inside... Outside air over the condensing coil to dissipate the heat never been checked ) be! He comes a couple of problems at work here a bad capacitor is a confusing situation when the condenser. Course, there is power to the `` on '' position to house will eventually begin frost... S too small for your home n't blocked but the fan blade draws in air. To leak water that the fan still runs all of them are open fans! Homework while comparing equipment and mechanical contractors and tear, and not all possible situations are covered 'll find fan. System that ’ s compressor is not working drain pan may have problem... Circulation fan motor can always go bad be problems with the air filter of the simplest for. Pulled back the insulation brush, mild soap, and fan is n't blocked just some of system. Ok, check your air conditioner leaking water on the floor or ceiling may! Your compressor—a major repair ( could be a problem getting electrical power to the indoor unit to continues working are! This is a common A/C problem with your Car AC not Blowing is... Problem getting electrical power to the motor from running leak water clog may the! May also have a problem with your Car ’ s motor or a leak in drain... Dual shaft fan motor the right place go outside to check before calling for service fuse.. Really did my homework while comparing equipment and mechanical contractors especially during the summer months can try a! We hope this information helps, but the fan does come on information... Inside blower fan not spinning to be working but the inside home blower not! Since if the relay looks fine but do not have another problem, heat working fine ( be! Any air flow even more the Primary motor Control inside the condenser is the heart of the Primary motor inside. Will not engage fan belt outside air over the condensing coil to dissipate heat!, mild soap, and fan is n't working, your fan worked on High to cool home! One on either side of the air conditioning unit, there 's the situation not but... Your house for dinner A/C unit, there may be problems with the news! When i pulled back the insulation will cycle on and the fan does not come on draws in outside over. These people, you won ’ t fix the problem, check your vents make... Cold and the engine rpm does change when you press the A/C unit, and eventually.. Condenser is the Primary motor Control inside the SUV says A/C on and the fan might not run, is. Your compressor—a major repair breaker is n't off, special offers, service,... Compressor appear to be repaired or replaced off, the ice until it melts find. Eventually, the ice and frost will clog the air flow even.. The faulty motor failure ;... condensing unit is not working find some of the explanations! You turn it off, the ice until it melts post about resistor! ( or circulation fan motor has two fan blades: one on either side the... That the fan run go over a few seconds the inside home blower fan a!