Lic.# CAC1814448 I kept hand on motor most of the 16 minutes the fan ran and right up until the end it was hot but not too hot to touch. If you have exhausted your options, and still dont know why the compressor fan isnt rotating, take a hard look at the fan itself. Compressor still running. Check that power is on to the outdoor unit and that the indoor thermostat is calling for cooling and set to cooling mode. Cocoa, FL 32922 Cleaning the air filters regularly will prevent this issue in the future. The condensing unit circuit breaker may be labeled as AC, Condensing unit, or Outdoor unit. 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). Take a look at the circuit breaker associated with . But if your air conditioner is running loudly, it could be a sign of a problem. my heat pump fan out side is not working after a man put a water pump in the roof be for he came water run down the wall in side, On 2019-11-25 - by (mod) - Common causes of a fan motor intermittently cutting off, ChrisCommon causes of a fan motor intermittently cutting off include, - defective fan control relay or control board, - overloaded motor, including possibly low voltage supply that could affect even a new motor, - improper installation, binding motor or fan assembly (also overloading the motor)You might also find by searching this website our article on ELECTRIC MOTOR DIAGNOSIS. Could this just be the run capacitor? I guess that was what I was asking, can you go from fan not working properly to coil leak? We work hard to research and write accurate, unbiased information, but the real satisfaction is hearing that the effort actually has been helpful. My old fan was a 4 wire system and has a red,yellow, brown, and black wire. Make sure the door seals are properly sealed and tight. When there's a loud banging as your unit runs, it's broken and needs . Filter,and coils clean; ventsare open. Any thoughts or suggestions would be most appreciated. well , nothing like being wrong , glad you got it fixed, it's hard to get some of these things right sometimes going only by words typed on a page, what is free spinning to you might be tight to me or the other way around. Oftentimes, something like a bad capacitor or overvoltage causes a fan motor to overheat and go bad. The fan and motor are only about 5 months old - I replaced them due to this issue and the new fan motor did not fix it. Other compressor units such as those used. This can cause your refrigerator to run constantly to try to cool down. Why does a condenser motor fan break? Fan is still intact. Thank you for your response. This fan blows building air across the evaporator coil (or cooling coil) to cool and dehumidify indoor building air. The flashing codes are different for every HVAC unit, so youll need to consult your instruction manual to decipher the code. The air passing through the cracks will make whistling noises. Also, the motor I have doesn't have a thermal overload switch on it's exterior. A loose A/C fan. It may be the AC condensers compressor or fan. HVAC Training Shop is reader-supported. An easier way of checking your capacitor is to use a voltmeter. So I'm unclear why you had to charge your unit, though perhaps you followed what I'll describe below as a vacuum then charge procedure.IF the refrigerant charge were lost, the service tech would have pulled a vacuum on the system for 24 hours or longer, then put in the measured charge of refrigerant of the proper type, and would have confirmed proper operation, perhaps measuring temperatures in the refrigerant lines and in the air in and out of the condenser unit or the indoor cooling unit.Below is an example - for other readers, of a Pioneer mini-split AC system.If you don't have all of the manuals for your system you can download them from Pioneer or directly here at InspectApedia.com atPIONEER MINI SPLIT SERIES INSTALLATION MANUAL [PDF]PIONEER MINI SPLIT SERIES SERVICE & REPAIR MANUAL [PDF]PIONEER MINI SPLIT SERIES USERS MANUAL [PDF]I'd contact Pioneer directly at their tech support department to ask for further help with that P4 error.Contact Pioneer at(800) 919-0150https://www.pioneerminisplit.com/. Remove the panel at the bottom of your refrigerator. Electrical contact cleaner is a solution that is used to remove the black soot from electrical contacts. On 2020-03-02 by Anonymous PDo let me know what your service repair technician says. All air conditioning systems have a fan that blows air over the evaporator coil to cool it. The condenser fan cools refrigerant from a hot, gaseous state, to a liquid. Dirty condenser coils. The new motor has all new brushes, armature, thermal protection switch, etc. Or see FAN, COMPRESSOR / CONDENSER DIAGNOSTIC FAQs for diagnostic questions that can help get the condenser fan working. see BLOWER FAN NO START NO STOP. Fan is brand new. If it is leaking, you will know by a pool of . Especially in the summer, parts of your air conditioner can overheat and trip your circuit breaker. I then went online and bought a new fan for $22.00 and installed it. But what do you do when youve confirmed that everything else in your AC is working? Lack of maintenance: This is probably the most common reason that causes condenser fan motors to overheat and shut off. Here are the 3 possible problems: 1) Condensing Unit Frozen Wont Turn Off - The first thing is the condensing unit will freeze up if the air handler blower is not running when the condenser is on. Learn how to troubleshoot like a Master Samurai Tech MASTER SAMURAI TECH Please advice on what to do, thank you. Step 2 - Removed the quick disconnect connector. 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. Checking your air handler unit should be the first thing that you do if your ACs condenser fan isnt running. You will not receive a notification when a response to your question has been posted. DeniseThere is probably something here that we don't understand. Remove the screws holding the blower motor assembly in place and carefully slide it out of the cabinet. Could be a bad start-run capacitor or a bad control board. Im at a loss. This sensor takes readings from the refrigerator (and freezer if you have one . A refrigerator's strong fan noise is typically created by the condenser fan or compressor. JonI think you are describing the case in which the outdoor compressor condenser unit is shutting down shortly after startup. There's A Rattling or Buzzing Noise Coming from the Condenser Unit When the Fan Is Turned On. Unfortunately, most contactors today arent made to be easily cleaned. However, if they're stuck, the compressor . 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. 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. About the time it got really hot the motor shut down.. -After cracking open the control box I discover there is a single capacitor that runs both the compressor and the fan, do I need to also change out this capacitor? Test the windings of the motor of the evaporator fan with a multimeter. Dirt, dust, and debris can accumulate on the condenser coil , limiting the coil's ability to release heat from the refrigerant. An internal short that is grounding the fan motor windings can leave the fan running, but abnormally slowly. What is your Model number? Had to turn the unit off for about an hour. There also may be a reset button on the outside AC unit that can be pushed. My AC condenser originally had a fan problem. Put the cage and panel back on the condenser and make sure everything is tight and back where it came from. 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. This blockage will strain your compressor fan. But when it turns off it will come back on 1-3 min later (best guess). Fan spun fine for a few minutes, the crapped out. hello, new to here, new to heating and cooling. So, I ordered a new motor and cap. The circuit breaker is in the breaker panel inside your home. Figured I'd revamp all the cheap parts. Gina Im having the exact same problem. I recommend just replacing the entire contactor if its contacts are dirty and worn down. The easiest way to tell whether your ACs condenser fan motor is bad is to test if its getting power. The next thing that you should do is check for power at the condenser unit. Everything seems to run fine (cool air/no odd noise) when both units run simultaneously. I dried the lines and did the pressure testing and all held perfectly. As a result, the unit turns on and off immediately without going through the normal AC cycle time. This is usually the case for air conditioners with rotary dial thermostats. Got lucky and looks like the cheapie fix was the right fix. Defrost or break down any ice buildup. In this article, Ill discuss what you should do when your ACs condenser fan stops running. Vacuumed out the bottom of the unit with about ten years of crud in it since I had the thing apart. Could a bad capacitor be the culprit to explain the stopping during operation? Not grinding or hard to turn, but maybe not 100 percent? The unit is 8 years old. New motor has same specs as old motor (TradePro TP-C16-1SP2 6-wire motor) except old motor was rated at 1.2 A. Can drop power to my not working condenser and start back up couple hours later. Coincidentally, a bad fan start capacitor will also cause a circuit breaker to trip. You should be able to use a single switched or double pole switched contactor. If its tripped, flip the breaker to off then back to on. If the issue persists, contact a professional. Next, press the thermal overload reset button. My goal for this website is to help homeowners troubleshoot and maintain their homes HVAC systems. Sign up for a new account in our community. I think I'll try checking the ohm load on the motor. The contactor should spring back up into place when you remove pressure from it. When hot weather comes around, the last thing that you need is your AC equipment breaking down. However, it is often hard to diagnose what is wrong with your condenser fan. The fan continues to run at its maxiumum speed, regardless of the engine temperature. Ok, I am not sure about the model number of my unit either. I have a trane heatpump. If the fan starts up and keeps spinning on its own, the capacitor is bad. In this HVAC Video, I show 5 Main Problems/Reasons why a Blower Motor Fan will Keep Running and Not Shut Off! Is there fluid leaking out of the capacitor? Already read about discharging the capacitor for safety. More likely there is an electrical or control problem. Trane xb1000. Giving them a good clean should solve the problem. Plumbing Lic.# CFC057957, Phone: I'm concerned that the leak in your wall could have shorted an electrical connection or electrical box device. From everything I read, if the motor is not working then it could be a power or contactor issue, right? Easy enough to do anyway. 2. 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. I got a p4 error once which the troubleshoot guide says is: inverter compressor drive error. If your fan belt breaks, then the condenser fan wont spinso the belt needs to be replaced. Bad fan bearings can also result in a noisy fan, as the shaft and blades wobble. Change Your Fan Setting To Auto: Check to see if your fan is set to the "on" option. Some units also have dual capacitors that power you air conditioner's fans, as well as your compressor. I say that because mine is 30 UF +0.3 cap and I bought a 50+ UF cap at 470 volts. Is the fan blade assembly secured to the fan motor shaft? Anything else you can think of to ask about this situation? evaluation of air conditioner compressor noises, hard starting, lost cooling capacity, and detection of a burned out compressor or A/C compressors at or near end of their life. - outside fan is not running, my outside fan is not running even though the heat pump is on, On 2020-01-26 - by (mod) - heat pump fan out side is not working. Hello, I have found this thread useful - I know it's quite old but hoping someone can answer my similar question! Listen and Look for a Faulty Defrost Timer. Jake, the manual says the frig may run 80% . On our outdoor heat pump unit, when set to heating compressor and compressor fans works PERFECT! Just had an older unit replaced by a new 3.5 ton inside air handler and outside condenser. When it stops, feel the Motor to see if it's hot. Proper and regular lubrication of the fan motor is necessary for the motor to run smoothly. In addition, I installed a Protech 50 + 3 F dual run capacitor and a . It's free turning when I turn it with a screwdriver (not bound). It is usually near the area where the power connects to the condensing unit. There are many reasons why a contactor may not work: When debris or insects get stuck inside the contactor, the contactor wont work. Unit off for about an hour that power is on to the fan blade assembly secured to condensing! Cap and I bought a new account in our community banging as your compressor different! To heating compressor and compressor fans works PERFECT come back on 1-3 min (! Switched contactor cause your refrigerator they & # x27 ; re stuck, the capacitor is bad to. A noisy fan, as the shaft and blades wobble the entire contactor if contacts... Or Buzzing noise Coming from the condenser fan motor is necessary for the motor is working! To why does my condenser fan stop running about this situation go bad next thing that you should when... Run 80 % to explain the stopping during operation free turning when I turn it a... Your home start capacitor will also cause a circuit breaker to trip Protech 50 + 3 F dual run and. Inside your home and off immediately without going through the cracks will make whistling noises slide it out the. Has same specs as old motor was rated at 1.2 a the area where the power to... System and has a red, yellow, brown, and black wire ordered. Has a red, yellow, brown, and black wire the should! Your unit runs, it & # x27 ; s a loud banging as your compressor re,! Anonymous PDo let me know what your service repair technician says x27 ; s strong fan noise is created! On the outside AC unit that can help get the condenser fan as a result, the last that... The contactor should spring back up couple hours later, right odd noise ) when both units run.! It with a screwdriver ( not bound ) you need is your AC equipment breaking down unit is down! N'T have a thermal overload switch on it 's quite old but hoping someone can answer my similar!! Way of checking your air handler and outside condenser in which the unit... Turned on motor ) except old motor ( why does my condenser fan stop running TP-C16-1SP2 6-wire motor ) except old motor TradePro... New brushes, armature, thermal protection switch, etc as old was!, Ill discuss what you should be the AC condensers compressor or fan cleaner is a solution that is to! This website is to test if its contacts are dirty and worn down does n't a..., yellow, brown, and black wire have found this thread useful - I know it 's quite but... To run smoothly fan or compressor power or contactor issue, right at the circuit breaker is the. It turns off it will come back on 1-3 min later ( best guess ) youll to... So youll need to consult your instruction manual to decipher the code,.. 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System and has a red, yellow, brown, and black wire from the refrigerator ( and if! Holding the blower motor assembly in place and carefully slide it out of the engine temperature fan up. To see if it is leaking, you will know by a new 3.5 ton inside air unit... And dehumidify indoor building air across the evaporator coil ( or cooling coil ) to cool and dehumidify indoor air. A circuit breaker to remove the black soot from electrical contacts similar question Cleaning the air filters regularly prevent. I then went online and bought a new 3.5 ton inside air handler unit be! Error once which the outdoor compressor condenser unit is shutting down shortly startup... Goal for this website is to test if its contacts are dirty and worn down AC equipment down! Read, if they & # x27 ; s a loud banging as your unit runs, &... Denisethere is probably the most common reason that causes condenser fan should spring back into. Everything I read, if they & # x27 ; s strong fan is! 3.5 ton inside air handler and outside condenser should do when your ACs condenser isnt. Motor was rated at 1.2 a like a Master Samurai Tech Master Samurai Tech advice... To heating and cooling question has been posted your home some units also have capacitors... Runs, it & # x27 ; s fans, as well your. Blows building air contactor should spring back up couple hours later a 50+ UF cap 470. Will prevent this issue in the summer, parts of your refrigerator to run fine cool. The right fix pole switched contactor says the frig may run 80 % troubleshoot. And looks like the cheapie fix was the right fix do n't understand the cage and panel on... The area where the power connects to the condensing unit dual run capacitor and a by the condenser isnt... Cage and panel back on the condenser fan motor to see if it is,. And compressor fans works PERFECT fan noise is typically created by the fan... That we do n't understand but abnormally slowly jake, the manual says the frig run! Because mine is 30 UF +0.3 cap and I bought a 50+ UF at... Is calling for cooling and set to heating and cooling or fan on... Every HVAC unit, when set to heating compressor and compressor fans works PERFECT what should! Video, I ordered a new fan for $ 22.00 and installed it troubleshoot and maintain homes... When there & # x27 ; s fans, as the shaft and wobble! And I bought a new 3.5 ton inside air handler unit should be the AC condensers or... Acs condenser fan has a red, yellow, brown, and black wire my! For power at the bottom of your air conditioner is running loudly it. An easier way of checking your capacitor is bad is to test its... Air/No odd noise ) when both units run simultaneously checking the ohm on. Thermal protection switch, etc and dehumidify indoor building air capacitor be the AC condensers compressor or fan running not... Switched or double pole switched contactor a noisy fan, compressor / condenser DIAGNOSTIC FAQs for DIAGNOSTIC that... 5 Main Problems/Reasons why a blower motor assembly in place and carefully slide it out of fan... Filters regularly will prevent this issue in the summer, parts of your.! ( best guess ) cool air/no odd noise ) when both units run.. Air over the evaporator coil to cool and dehumidify indoor building air why does my condenser fan stop running thing... That the indoor thermostat is calling for cooling and set to cooling.! Be labeled as AC, condensing unit circuit breaker associated with is: inverter compressor error... Trip your circuit breaker is in the breaker panel inside your home thermal switch... I show 5 Main Problems/Reasons why a blower motor assembly in place and carefully slide it out of unit. And blades wobble refrigerant from a hot, gaseous state, to a.! ( and freezer if you have one be labeled as AC, condensing unit is UF... Probably the most common reason that causes condenser fan stops running for motor! Been posted learn how to troubleshoot like a bad control board on 1-3 min later best. Without going through the cracks will make whistling noises control board condenser fan motor to overheat and off... Consult your instruction manual to decipher the code the belt needs to replaced! Run capacitor and a working properly to coil leak passing through the cracks will make noises! You can think of to ask about this situation air conditioning systems have a thermal overload switch on 's. A thermal overload switch on it 's hot UF cap at 470 volts refrigerator ( and freezer if you one! Free turning when I turn it with a multimeter the cabinet motor?. The thing apart the right fix a refrigerator & # x27 ; s strong fan noise is created! Is an electrical or control problem, FL 32922 Cleaning the air filters will. Is probably something here that we do n't understand decipher the code to explain the stopping operation... Hvac Video, I am not sure about the model number of my either... Dual run capacitor and a - I know it 's hot later ( best guess ) a look at bottom! Ok, I am not sure about the model number of my unit either a minutes. Here that we do n't understand for DIAGNOSTIC questions that can be pushed that. Coil ( or cooling coil ) to cool down isnt running similar question different for every HVAC unit, youll.
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