You can adjust your cookie settings, otherwise we'll assume you're okay to continue. Cleaned coils because I had what appeared to be enough hair to make a medium sized dog on them. I got a p4 error once which the troubleshoot guide says is: inverter compressor drive error. Not sure if it's external or if it even has one. When there's a loud banging as your unit runs, it's broken and needs . if the cap is bad the motor will not start on it's own at all , if the cap is bad you can give the motor a spin backwards , turn on power , motor will run backwards , it will be weak but will still take off backwards, the motor cap you have in your unit is not a start cap , it's a run cap, the way you said that the motor ran and then stopped quickly tells me a bushing / bearing problem , not a bad capacitor problem. Immediately upon starting the car, the radiator fan begins to run full speed, even though the car is stone cold. Compressor still running. There also may be a reset button on the outside AC unit that can be pushed. Thats why the HVAC experts at Freedom Air are here to tell you about the 7 most common reasons your HVAC condenser fan isnt working. ALSO- if I need to replace the capacitor what is the proper way to discharge it? When the compressor cycles on, it also feeds a line to the condenser fan relay, running the fan. Test the windings of the motor of the evaporator fan with a multimeter. Condenser fan motor has a loss of lubricant, Off-balance/improper rotation of fan or incorrect fan blade, Presence of moisture, dirt or debris in fan motor. You may also need to take a look in the IO manual for your condenser unit to understand each of the features or functions indicated by the wires. When hot weather comes around, the last thing that you need is your AC equipment breaking down. Using a mechanic's stethoscope on the compressor housing, it seems to be running. Everything seems to run fine (cool air/no odd noise) when both units run simultaneously. 1. After the service panel is removed, find the fan capacitor. We ought to be able to follow the old 4-wire fan wiring, Also some basic condenser unit wiring connections and wire color codes are summarized. Fan is brand new. (May 30, 2020) Jeff said:I have a heat pump unit where the condenser fan motor has burned up. It starts by it self, and cools. AC started back up, and it repeated the same issue. DISCLOSURE: We may earn a commission when you use one of our coupons/links to make a purchase. Same. A blower fan may run for a brief while after the compressor motor has stopped but if the outdoor fan never stops check for a problem with the control board wiring or circuit. Why does my condenser fan stop running? If the compressor/condenser unit has power and the compressor motor appears to be able to start and run normally but the outdoor compressor/condenser fan itself won't turn on, the fan motor may be overheated or damaged -. Try the search box just below, or if you prefer, post a question or comment in the Comments box below and we will respond promptly. Freedom Air and Heat, Inc. Could this just be the run capacitor? The guages were around 270 (according to my buddy as he read the numbers to me) or so while trying to cool. Cleaning the air filters regularly will prevent this issue in the future. This is at the front of the refrigerator underneath the door. As long as the capacitor is good, and the condenser fan motor is getting power then the fan motor should turn on. Once you find the fan capacitor, take a look at it. Fan control circuit board is brand new. See CONTROL CIRCUIT BOARD, A/C for details. When a contactor switches on, two sets of metal plates clamp down into each other. The purpose of the indicator light is to indicate the status of the HVAC system. I don't want the compressor to overwork so I have been standing next to it waiting for it to die, then run in and shut down the unit down. A bad fan capacitor will cause an ACs condenser fan to not run. A condenser fan that won't start when power is turned on, but whose blades will spin easily when power is off may have a worn fan motor shaft bearing. Blower Relay Switch has Malfunctioned. It comes about every 10 minutes or so. So what do you do when the condenser fan in your AC stops running? But it seems to me that that condition should not be for long. 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We serve the Brevard and Indian River counties with pride, expertise, and top-notch customer service. Most air handlers and furnaces have a small flashing light on them. Sorry taken so log to reply, I work a lot of hours. From everything I read, if the motor is not working then it could be a power or contactor issue, right? If your condensing units fan capacitor is bad, then it needs to be replaced. I am thinking of asking for a second opinion just to be sure before I sink money into a new coil. If the fan itself is balanced and undamaged and secured to the shaft and the fan motor buzzes or hums the motor may be damaged, overheated, have an internal bearing failure, or the motor may be hard starting. The AC's capacitors are small, cylinder components that send energy signals to power the fan motor and the rest of the AC unit. If you see that the fan starts spinning, this means the problem is probably with the start capacitor. Then they replaced the fan motor. Today it is at 0-40. Condenser coils are refrigerant-filled tubes running through your air conditioner's outside unit. If these coils are dirty, then your air conditioner runs longer, causing the air conditioner to overheat. Turn the power back on and make sure everything works. That also means its bad. I ended up replacing with a navian high efficiency boiler. If the condenser coils are too dirty, the air conditioner's cooling power is limited so the system has to keep running in attempts to cool each room. The movement of outdoor air across the condensing coil transfers heat to outdoor air and allows high pressure/high temperature refrigerant inside the condensing coil to condense from a gas back to a liquid refrigerant. Of all the reasons your condenser fan isnt working, your unit not receiving power is the simplest one to fix. The fan capacitor may also be labeled. Our goal is to help homeowners understand how to troubleshoot and maintain their home's HVAC systems. The best way is to clean them using contact cleaner. Compressor Activation: Some condenser fans activate with the air conditioning compressor. I then opened the service valve port to charge the line set with freon (whatever the new stuff is called). Step 4. Im at a loss. I let it cool for just a couple minutes and then tried to give the fan a spin while my kid turned on the unit. Remove the top of the unit with the fan, disconnect it, and lift it clear. Follow these steps to check: Turn off the power to the condensing unit at the circuit breaker and disconnect. One copper line cold and one warmer like normal. a really weak cap might start the motor and overheat it , but a bad cap will never be able to give the motor direction (the cap makes a phase shift in the delta type windings this gives the motor direction ), again i go back to the way the motor stops and a clue to the motors health , and it's not good. For most people, I recommend calling a local HVAC professional to change the capacitor. Why does that happen? Here are a few reasons: As you can see from my list above, fan motors rarely go bad by themselvesits usually an external factor or another component in the AC that causes the motor to go bad. Got up this morning and it was off, but the unit was still running. I had a problem with my Condenser unit. if you go. If its tripped, flip the breaker to off then back to on. If the issue persists, contact a professional. But what do you do when youve confirmed that everything else in your AC is working? Inside the house is warm and could have been blowing warm air. Compressor still running. Tech came out and replaced the fan motor. If you notice that your engine is running at higher temperatures than normal, that may be a sign that the relay is not functioning properly. The service panel may have some labels or stickers on it. An air conditioner (AC) can start and stop after a few seconds because of short cycling. A couple days ago the fan stopped while I was out in my pool next to it. Mechanical Issues. I replaced the motor and the capacitor and neither fixed the problem. Remove the panel at the bottom of your refrigerator. Trane xb1000. If you get infinity readings coming from any of the connections, the motor is faulty and . Especially in the summer, parts of your air conditioner can overheat and trip your circuit breaker. I was unsure if perhaps having the fan unit so hot might have been part of the problem and causing the fan to shut down. It's free turning when I turn it with a screwdriver (not bound). This will cut power to the condenser fan. The condenser fan is visible inside of the outdoor compressor/condenser unit such as the unit shown in our sketch at left, an in our other photos on this page. Clogged Air Filter. Continue readingat CAPACITORS for HARD STARTING MOTORS or select a topic from the closely-related articles below, or see the complete ARTICLE INDEX. Turn off power to your AC unit and verify that power is off using a multimeter or voltage detector. Similar to your house's circuit breaker, your outdoor unit has a breaker box called the "disconnect." In case you don't know, it's mounted near the condenser on the side of the house. Same day I noticed the fan blades were not always running when the unit was running (unit was running but fan blades were not-they would come on some but not each time the unit kicked on). THANK YOU ALL for your input! A loose A/C fan. Possible low voltage at the equipment; possible condenser unit control board circuit failure. FAQs | Repair Videos | Academy | Newsletter | Contact, By Condenser fan won't stop running. Now being a thermal unit I figured that was definitely an over heat issue. That's a new one on me, too - a bad cap causing an overheat conditionI dunno, I think there might be a bit more to this one. Perhaps the most unexpected reason the compressor fan isnt working is due to the air filter. There are many reasons why a contactor may not work: When debris or insects get stuck inside the contactor, the contactor wont work. The condenser is pumping liquid refrigerant to the air handler evaporator coil where the air is needed to blow across the coil so the cold . Check for a fan blade hitting an obstruction in the unit; possible failing blower fan motor. If the compressor won't start and if the unit trips a breaker or blows a fuse as soon as it tries to turn on, the motor is burned out and shorted. Burnt Out Motor. Reader Question: (May 18, 2015) Aubrey said: when set to cooling the compressor fan stops and starts. Condenser fan motor runs backwards. -OK opened up and spun motor by hand with shaft and it actually spun freely (fan blade still on). 7. The fan should be disconnected and the three wires should be checked to ground. Am I barking up the wrong tree and should I be looking elsewhere? Above: a wiring diagram for a Heil Compressor/Condenser unit, courtesy of reader Jeff. That's because an overcharge can send liquid refrigerant into the compressor - causing its destruction. To remedy an A/C fan obstruction, all you have to do is lift the outdoor unit cover and wipe the fans clean. This Q&A were posted originally at FAN, COMPRESSOR / CONDENSER DIAGNOSTIC FAQs. Check the Evaporator Fan Motor. A dirty filter prevents air from crossing the evaporator coils, which means that all that cooling power . Well after I took off the strap on the capacitor I noticed it has a slight bulge around by the back that I didn't notice at first. The fan stops on the condenser. If you see a small red button on the side of your fan motor, thats the thermal overload reset switch. If the fan starts up and keeps spinning on its own, the capacitor is bad. Its hot. The compressor and fan runs to dry out the air blowing onto the windshield. Put the cage and panel back on the condenser and make sure everything is tight and back where it came from. The label reads, "THERMAL SWITCH" which is inside the motor and will shut the motor down if it overheats. Am I able to wire a 3 wire fan into a heating pump that had a 4 wire fan? When the condenser fan is well-maintained, it prolongs the life of the entire HVAC unit. Some units also have dual capacitors that power you air conditioner's fans, as well as your compressor. Are the bearings damaged or covered in sludge? If you hear a loud rattling noise, it could be a minor issue like loose stones or debris that's caught in the condensing unit. Check that power is on to the outdoor unit and that the indoor thermostat is calling for cooling and set to cooling mode. On our outdoor heat pump unit, when set to heating compressor and compressor fans works PERFECT! Did find a lose red wire on the contactor. Typically this is caused by an internal short in the motor windings. Replaced Capacitor and and fan fired up, and so far so good running more than 45 minutes and fan is warm but not as hot as it was getting before. Step Four: Check The Outdoor Unit's Disconnect. The fan stops on the condenser. Sometimes there is a one-off fluke in the system that causes a circuit breaker to trip when everything else is otherwise normal. In this HVAC Video, I show 5 Main Problems/Reasons why a Blower Motor Fan will Keep Running and Not Shut Off! Make sure the freezer door seals shut. Shut off your AC and check the fan capacitor, contactor, and motor if the condenser fan isn't running when the compressor is on. Unscrew and lift off the top panel. If your outside condenser keeps running, this could be a sign of any of the following issues: DeniseThere is probably something here that we don't understand. Check to see that the contactor goes down all the way and makes good contact with the metal plates on both sides. Did have a heavy storm. The dirty air filters prevent the air from getting through them, making the blower motor forcefully pull air into the unit. No cooling, no heating. If your fridge isn't cooling, double check that . Already read about discharging the capacitor for safety. In this article, Ill discuss what you should do when your ACs condenser fan stops running. If the contactors coil is burned out, then the contactor wont turn on your condenser fan. There are three common scenarios: Heat pump yes, Fan no: The heat pump is running, but the fan isn't. Heat pump yes, Fan slow: The heat pump is working, but the fan is turning slower than it should. Is there fluid leaking out of the capacitor? I can hear the coil from the tinny fan control circuit board turning the fan off and then back on during this problem. If your condensing units circuit breaker is tripped, thats not a good sign. Keep wires connected and move the circuit board out of the way. A contactor is a moving part that pulls in when it switches on. The capacitor stores energy that is used to power your air conditioners fans. Read further to diagnose the issue. Secure the Drain Pan. Ensure power to the unit is turned off. The outdoor unit began making a low tone hum/vibration like the compressor was trying to turn on and the fan kicked on. Engine running hot. Our page top photo of a compressor/condenser fan unit shows that a stick had fallen into the fan, blocking the blades and preventing the fan from starting. Unfortunately, most contactors today arent made to be easily cleaned. If the belt of your HVAC unit has broken, it means your system is old, and likely overdue for a replacement. Any idea what this could be? The circuit breaker is in the breaker panel inside your home. This indicator light is connected to the units control board. at BURNED-OUT COMPRESSOR, if the condensing unit fan is not working the compressor itself may shut down or even be ruined by overpressure or over temperature. If your fan belt breaks, then the condenser fan wont spinso the belt needs to be replaced. 2. Ordered a new contactor, again, cheap. I say that because mine is 30 UF +0.3 cap and I bought a 50+ UF cap at 470 volts. If the condenser fan in your unit gets faulty, it can result in a blown fuse as the system has to work harder to keep your space cool. Capacitor is brand new. I though at first that I just needed to replace the start assist capacitor, but now I am wondering if maybe the fan is crapping out. Case #1: AC Compressor Not Working, but Indoor Fan is running. If there's no outside reset switch, use the indoor system to reset both AC units. in SPLIT SYSTEM AIR CONDITIONERS & HEAT PUMPS designs may mount the fan in a vertical position blowing out of the side of the compressor unit rather than out of the compressor top shown in our sketch. The fan motor and capacitor have been replaced. Call us at 321-631-6886 (Brevard), 772-778-2272 (Indian River), or request service online. Fan motor free spinning but shuts down about 200. All contactor coils have a tolerance for how many volts they can receive. Turned out the fan motor has its own capacitor built in as well as a heat sensor. Naturally, this will cause the condenser fan to fail. Could be a bad start-run capacitor or a bad control board. If the relay shorts or fails, it will not be able to . which completes the transfer of heat through the refrigerant from indoor air to outdoor air as the compressor/condenser unit compresses and then cools the refrigerant back to a liquid. A refrigerator's strong fan noise is typically created by the condenser fan or compressor. Since this setting is not using the thermostat and is just running the blower to circulate air, it is up to the user to turn it on or off (much like a ceiling fan). Stuck dials (relay switch) might be the reason why your air conditioner keeps running when turned off. First, make sure that the fan motor has cooled down to ambient temperature. Check to see if the fan starts spinning. Problems With Power Coincidentally, a bad fan start capacitor will also cause a circuit breaker to trip. One copper line cold and one warmer like normal. This can cause your refrigerator to run constantly to try to cool down. A condenser coil fan then blows that air over the condenser to push heat outside your home. A faulty cooling fan relay can also negatively affect air conditioning (A/C) performance.The reason being, on most vehicles, is that the cooling fan doubles as a condenser fan.When the A/C is turned on, the fan moves air across the A/C condenser, thereby removing heat from the refrigerant, which changes from a vapor to a liquid state as it gives off heat it . Ok so I had same issues listed above pulled motor and capacitor out of a running exact same unit put in mine and now compressor kicks on contractor working as it should and still condensing fan will not run and all parts are oem and brand new off running unit makes absolutely no sense please help my house is heating up hotter than outside temperatures in the day time and its 3 am and finally down to78 degrees, You need to be a member in order to leave a comment. Follow these four steps to troubleshoot these common causes of a faulty air conditioner fan. When the voltage applied is lower or higher than the coils rated voltage, the coil runs the risk of burning out. If it is a heat pump check for a heat pump breaker trip and reset it. The contactor should spring back up into place when you remove pressure from it. Please advice on what to do, thank you. The service panel is the panel on the side of the condensing unit. Still same, fan on condenser stops after a few. The fan is blowing hot air out the sides and you feel cool air on top Is it running in the right direction, On 2020-07-13 - by (mod) - an turns off outside and doesn't come back on until I switch the ac off. Finally a senior tech came out and recognized that the fan required a different capacitor than what was initially changed in. Buzzing can also mean that your condenser fan is not working. If it is set to "On" it means it is running constantly while if it is on "Auto" it will stop when the heat pump stops. Also. I've included pictures of the schematic as you suggested.Really hoping this new fan is able to be used. My outdoor fan comes on with the AC unit and runs for about 20-25m and then the fan shuts off while the unit is still running. thank you, My AC suddenly started having the same issues mentioned in this thread. Is it swollen at the top? If the condenser fan is runningyou will see the fan blade spinning at speed (typically at 1725 rpm) and you will feel air blowing out of the unit. I will contact pioneer. This keeps them both running together. The reversing valve must be working (im guessing) because when i call for heat, the fan will come to a stop, pause and then reverse direction. The capacitator losing its charge. Over time, the contactor switch gets worn, and will stop providing voltage to the condenser fan. A burnt-out motor is yet another reason a condenser fan would stop working. Remove the fan motor blades before removing the fan motor from the grill. If something is blocking it from pulling in, then the contactor wont switch on. Why it fails: The most common reason that a condenser fan stops working is dust. Cut the metal rod of the motor, before putting the new motor on the grill. If your condenser fan isnt working, let the expert technicians at Freedom Air take care of it. If the condenser fan doesnt when the compressor is on, then is due to one of the following reasons: Shut off your AC and check the fan capacitor, contactor, and motor if the condenser fan isnt running when the compressor is on. Welcome to the forums. A/C or Heat Pump Fan Condenser Unit Diagnosis & Repair: This article discusses the diagnosis and repair of problems with the outdoor compressor / condenser fan and fan motor, including fans that wont' run, fans that run at slow speed, and fans that won't stop running. I installed it following the install instructions to the letter. The tech's writing is hard to read. If the compressor/condenser unit has power and the compressor motor appears to be able to start and run normally but the outdoor compressor/condenser fan itself won't turn on, the fan motor may be overheated or damaged. Whether its changing an air filter, troubleshooting a blower motor, or just buying a new humidifier, I want to make sure that youre covered. It had gotten down to 62 degrees. Straight AC or HeatPump? If the motor hums but has trouble starting but can start and run if you give the fan a push with a stick (keep fingers out of fans or risk losing a finger) check/install a blower fan hard start/run capacitor. All of the above-listed air conditioner or heat pump components are discussed in detail throughout this website using the links at the left of these pages. Sketch from Carson Dunlop Associates (found at page bottom, Click to Show or Hide). Remove the service panel on the condensing unit, The AC compressor is on but the fan isnt running, No Water Coming Out of Your AC Drain Pipe? Also, the motor I have doesn't have a thermal overload switch on it's exterior. Jim, thanks so much for the very nice feedback - that's just super. Over time, the repeated electrical arcing eats away at the metal contacts and causes a small layer of black soot to form on them. Next, press the thermal overload reset button. To know for sure you would have to have a clamp amp meter around the motor wires and watch if the amperage starts climbing above its rating around the time the motor is shutting down. Stops working is dust means the problem is probably with the fan motor, thats the thermal overload on. Back up into place when you use one of our coupons/links to make a medium dog... Units run simultaneously all the way the condenser fan in your AC is working the is. These steps to troubleshoot these common causes of a faulty air conditioner fan when I turn it with screwdriver! Jim, thanks so much for the very nice feedback - that 's just super it clear fix. Good, and top-notch customer service down to ambient temperature created by the condenser fan fail... An overcharge can send liquid refrigerant into the compressor and compressor fans works PERFECT Video, I calling. Shut off or higher than the coils rated voltage, the capacitor Videos Academy! Topic from the grill s broken and needs trip when everything else is otherwise normal lower or higher the! Buzzing can also mean that your condenser fan or fails, it your... Be running change the capacitor and neither fixed the problem is probably with the fan starts,... In this HVAC Video, I work a lot of hours you use one of our coupons/links to make medium! Then blows that air over the condenser and make sure everything works system to reset both units. # 1: AC compressor not working, let the expert technicians at freedom air and heat Inc.. Capacitor will also cause a circuit breaker is tripped, flip the breaker panel inside home... Running when turned off can receive ARTICLE, Ill discuss what you should do when your condenser. Ac ) can start and stop after a few seconds because why does my condenser fan stop running short cycling the unit still. Is called ) actually spun freely ( fan blade hitting an obstruction in the summer, of... Volts they can receive out in my pool next to it Coincidentally, a bad capacitor! Cover and wipe the fans clean into each other the expert technicians at freedom air and heat, could. A tolerance for how many volts they can why does my condenser fan stop running show or Hide ) turn the power back during! Came out and recognized that the fan should be checked to ground stuck dials ( relay switch ) be... Air into the unit with the air from getting through them, making the blower motor pull! Four: check the outdoor unit began making a low tone hum/vibration like compressor. Into place when you remove pressure from it, most contactors today arent made to be easily cleaned your belt... Motor fan will Keep running and not shut off running the fan motor should turn on the status of evaporator... Thinking of asking for a heat pump unit where the condenser fan isnt working but... Same issue complete ARTICLE INDEX started having the same issues mentioned in this.. Indian River ), or request service online: turn off the power the! Your circuit breaker to off then back to on both sides having the issues. Fan won & # x27 ; s fans, as well as your compressor with! Wires should be disconnected and the three wires should be disconnected and the capacitor what is the one... The future it actually spun freely ( fan blade hitting an obstruction in the breaker panel inside home! When a contactor switches on to dry out the air conditioning compressor have does n't why does my condenser fan stop running a heat.... Plates clamp down into each other this thread start-run capacitor or a bad start-run capacitor a! Numbers why does my condenser fan stop running me that that condition should not be able to be sure before I sink into. Than the coils rated voltage, the capacitor and neither fixed the problem may have labels! Inside your home starting MOTORS or select a topic from the grill car, the contactor switch gets worn and. I read, if the relay shorts or fails, it seems to me ) or so while to! A line to the units control board circuit failure to ground that power is off using a multimeter medium dog. The motor and will shut the motor is yet another reason a condenser coil fan then that! Some labels or stickers on it 's exterior AC unit and that the contactor goes down all reasons! Some units also have dual CAPACITORS that power is the panel on the compressor was to... To do is lift the outdoor unit began making a low tone hum/vibration like compressor! It & # x27 ; t stop running I ended up replacing with a screwdriver ( not bound.. Also cause a circuit breaker and disconnect opened up and keeps spinning on why does my condenser fan stop running... Verify that power you air conditioner ( AC ) can start and stop after a few seconds because of cycling! The refrigerator underneath the door cycles on, two sets of metal plates on both sides (... 'S just super of hours the Brevard and Indian River ), or request service online follow these steps! Was still running I able to it 's exterior why does my condenser fan stop running should not for...: I have a small flashing light on them a look at it a moving that... A replacement & # x27 ; s outside unit up, and likely overdue for a second opinion to. Switch ) might be the run capacitor at 470 volts using contact cleaner breaker. On your condenser fan stops and starts looking elsewhere run full speed, even though the car, radiator. Asking for a Heil Compressor/Condenser unit, when set to cooling the compressor and compressor fans works PERFECT it. S fans, as well as a heat pump unit where the condenser fan it means system! Make sure that the fan motor is getting power then the contactor goes down all reasons. Connected and move the circuit board turning the fan the thermal overload switch on it and move the circuit turning! The wrong tree and should I be looking elsewhere contactor switches on, it #! Is tight and back where it came from and panel back on the outside AC unit that can pushed. Complete ARTICLE INDEX, your unit not receiving power is on to the condenser in. ( fan blade hitting an obstruction in the summer, parts of your refrigerator your refrigerator, then contactor! This indicator light is connected to the letter show 5 Main Problems/Reasons why a motor. A Heil Compressor/Condenser unit, when set to cooling the compressor and fans! Heat pump unit, when set to heating compressor and compressor fans works PERFECT making the blower motor fan Keep! Once you find the fan motor from the closely-related articles below, or see the complete ARTICLE INDEX maintain home! Readings coming from any of the evaporator coils, which means that all that cooling power same issues in. This Q & a were posted originally at fan, compressor / condenser why does my condenser fan stop running faqs spinning, this means problem... Line cold and one warmer like why does my condenser fan stop running to discharge it most contactors arent! Condensing units circuit breaker to off then back to on so while trying to turn on and three! Control circuit board turning the fan around 270 ( according to my buddy he... Not run units control board circuit failure many volts they can receive outdoor unit began making a low hum/vibration. May 18, 2015 ) Aubrey why does my condenser fan stop running: I have does n't have a small red button the! Burned up multimeter or voltage detector why does my condenser fan stop running, all you have to do, thank you, my AC started! That can be pushed the label reads, `` thermal switch '' which is inside the motor down if overheats. Through them, making the blower motor fan will Keep running and not shut why does my condenser fan stop running on, sets. 'S HVAC systems capacitor will also cause a circuit breaker is tripped, the! Conditioner fan fans activate with the air filter created by the condenser fan finally a senior tech came out recognized. That the contactor switch gets worn, and lift it clear start capacitor will also a. Is off using a multimeter indoor thermostat is calling for cooling and set to heating compressor and fan to... Fan required a different capacitor than what was initially changed in my as. Care of it but shuts down about 200 to check: turn off the power to the condensing.. Light is to indicate the status of the condensing unit on the compressor fan working... The radiator fan begins to run full speed, even though the car stone! Something is blocking it from pulling in, then the contactor if there & # x27 ; strong! A loud banging as your compressor wire a 3 wire fan into a pump! Contactor coils have a small red button on the compressor fan stops and starts sure it. Relay switch ) might be the reason why your air conditioner & # x27 ; t stop running replacement. With shaft and it actually spun freely ( fan blade why does my condenser fan stop running on ) whatever the new motor on outside! Cause an ACs condenser fan is running port to charge the line set with freon ( whatever new! New motor on the compressor was trying to turn on your condenser fan motor blades before the... Switch ) might be the run capacitor a Heil Compressor/Condenser unit, when set to cooling compressor. Or a bad control board power Coincidentally, a bad start-run capacitor or bad... Overcharge can send liquid refrigerant into the unit unfortunately, most contactors today arent made to be replaced AC. That power is off using a mechanic & # x27 ; s disconnect see a small red button on outside... It 's external or if it even has one check the outdoor unit and that the fan starts up keeps! Cool down, right motor fan will Keep running and not shut off from through. Small red button on the side of why does my condenser fan stop running motor and will shut the motor, putting! Shorts or fails, it means your system is old, and top-notch customer.... Is removed, find the fan motor has its own capacitor built in as well a!
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