When the indicator light is red or orange, press the Reset button on the power plug, and then depress the Power button on the control panel to reset the unit. Additionally, if the capacitor is shared by the AC compressor, as in the case of a dual capacitor, your unit may experience further damage, since the compressor may overheat. If the thermostat ... does not have continuity, replace it. If the outlet has the proper voltage, but the fan motor still does not run, examine the air conditioner's power supply cord. (Note: Some thermostats may also control a heater and, as a result, will have three terminals. If there is a fault on any LG Universal Unit, a two digit number will appear on the remote controllers led display.If the unit does not have a remote controller the fault will be displayed using the LED’s on the front of the indoor unit. We carry more than 4 million parts from over 175 major brands, so chances are, we've got the part you need. i have a lennox 12hpb36-7p, our outside fan on the unit doesnt seem to be working properly. (Note: Some thermostats may also control a heater and, as a result, will have three terminals. Step 3: Find the start capacitor for the fan. A split air conditioner is also commonly known as ductless split or mini split where there is … On one side, the fan blade draws in outside air over the condensing coil to dissipate the heat. Check the refrigerant level. Scenario B: You don’t hear the outdoor unit’s compressor working and the fan isn’t spinning. We've got millions of parts, hundreds of brands, and thousands of step-by-step videos— everything you need to find it, fix it and finish the job right. When there’s an insufficient amount of refrigerant, it may become difficult for your mini-split to maintain the target temperature. 1. If the thermostat is defective, it may prevent the fan from working. In this case, most likely the filter of the split AC is choked … Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. To determine if the thermostat is defective, set the air conditioner to cooling and then use a multimeter to test the thermostat for continuity. If the unit is not defrosting, ice can build up in a hurry. It was not switching properly and you could hear the compressor straining..pumping up then a big discharge of gas and the fan started. the homeowners said they had it checked out and everything was working properly. Step 1: Shut off the power supply to the air conditioner at the disconnect or breaker panel. If the compressor is running, but the fan motor is not running, the fan motor or the fan motor capacitor are likely at fault. It looks like a commercial on/off switch. ibrahim. It’s located on the side of the building near the outdoor A/C unit. If you are at an office or shared network, you can ask the network administrator to run a scan across the network looking for misconfigured or infected devices. The Joule-Thomson Effect – How Your Air Conditioner Freezes Up. I agree with others though, whole house fans are pretty great. We don’t need to go too in depth, so bear with me, but understanding this principle is the key to figuring out why your air conditioner is freezing up. Most central heating units … Click on Shop Parts, or select the kind of product you're working with on the left and we'll help you find the right part. If power is getting to the fan motor, but the motor won’t run, this also indicates that the motor is defective and should be replaced. The … Turn the switch off and leave it off for one (1) hour. Solid core wire has been known to cause more issues. A rattling noise can mean that your air conditioner is starting to deteriorate, and … This is a common reason why your AC is not cooling. Your IP: 139.59.15.78 See if the fan on the indoor unit is working. If there is a problem with the control board, it might stop providing power to the fan motor. In the indoor unit, you can start by cleaning or replacing the air filter. If the motor shaft is loose, or... if it won’t turn at all, replace the fan motor. Try turning the blade by hand. Required Part. ... LG Air conditioner compressor won't run. If not, check the motor or electric board. If the relay board isn’t working properly, the fan might not run. Refer to your air conditioner’s wiring diagram for more information. Out old home had one, we live in Kansas so AC is a must, but the attic fan was pretty nice during the spring/fall and allowed us to get along without running the AC … Standby for a small high school physics lesson. If the thermostat does not have continuity while the air conditioner is set to cooling, replace the thermo... stat. Faulty Thermostat or Improper Setting. The main control board provides voltage to all of the air conditioner’s components. Cause: If the mini-split unit is not reponding to the remote control, there are a number of causes that can be causing the issue. Step 2: Remove the service panel on the A/C unit. 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. Its job is to cause motion, and that motion moves the air. Not interested in being an HVAC sleuth? Call a repair professional if this fails. Browse top 10 house central systems in California. If you are certain that all of the other components are working properly, replace the relay board. There is a control panel in the outside unit that controls when to switch on/off the outdoor fan according to temp/pressure. If the electrical contacts are burned out, the thermostat won’t work properly The fan motor should always be running when the compressor is on. Chattering/Rattling. ... i have a problem in LG MODEL LT-C-186 ELEI with signal wire when using generator,only the fan fan motor work indoor but in outdoor show no reaction until we use the normal electrical power. The temperature control thermostat has electrical contacts that burn out over time. Cause For split/multi-type air conditioners with the power cord on the wall-mounted unit, power has to be connected to both the wall-mounted and standing air conditioners for cooling, even though only when the wall-mounted unit is used. Choose from 18,000, 24,000, 34,000, and 54,000 Btu/h capacities. How to fix . The fan motor's failure to run may be due to a simple power issue. Replace the start/run capacitor(s) All air conditioning service units have at least one capacitor. The circulation fan motor has two fan blades: one on either side of the motor. If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. On the other side, the fan blade directs the air over the evaporator coil. The dual shaft fan motor has bearings that can loosen or bind over time. You may need to download version 2.0 now from the Chrome Web Store. Outdoor fan problem. Refer to your air conditioner’s wiring diagram for more information. Compressor switching off too frequently. If both the compressor and the fan motor won’t run, use a multimeter to test the temperature control thermostat for continuity. i dont know if it is the wiring (someone seemed to have spliced the motor wires together) or if the unit is messed up. ). Just contact us. The refrigerant is an important part of your system’s heating and cooling capabilities. Control boards are often misdiagnosed; make sure you check more commonly defective parts before replacing the main control board. DO NOT proceed if you’re not sure you’ve properly shut off the power. The system won’t be cooling your home since both sides of the system need to be operating. 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. Most local codes require 14 gauge wire, so using something smaller will not pass inspection in many areas. First make sure there is power to the indoor unit and that a switch or breaker isn't off. When this happens, try the following: • Make sure the AC hasn’t been turned off. If only the outside could be as comfortable. Already ordered? Your best course of action is to check both units and try to clean most if not all of the dirt that you can find. Shipping all 7 days! 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. Performance & security by Cloudflare, Please complete the security check to access. Air must pass between the fins of the outdoor unit to work properly. You can think of the motor on a fan just like the motor in your car. I have four LG duct split units, not the common types you will find in the US by the way as I'm in Dubai. Content: Split Type, Mutli System, Floor Standing, Cassette Type, PTAC Type, Portable AC, Troubleshooting and Manuals. Reply. If an AC unit continues running with a bad capacitor, your fan motor will have to work much harder, resulting in your motor burning out completely over time. [Also read: 5 Common AC Leakage Problems & How to Fix Them] 3. TELL ME MORE. If the blade turns freely, test the incoming power to the fan motor. Since a window/portable aC won't work a mini-split might be a good option. The thermostat monitors the temperature of the air. Noise On one side, the fan blade draws in outside air o...ver the condensing coil to dissipate the heat. Dirty outside unit. A dirty unit is one of the usual causes. Not Enough Refrigerant. The Fan is probable one phase with a capacitor. Multi F series outdoor units can support two, three, four, or eight indoor units for maximum design flexibility. Hold times are long. While some manuals may only call for 18 gauge wire it is always recommended to use 14 gauge 4 conductor wire (14/4) for most systems. Cloudflare Ray ID: 6017d4f0cb41398a Outdoor unit of the split/multi-type air conditioner does not run. If the outside AC fan won’t spin, the entire unit is functioning inefficiently or not at all. If the outside unit stops working, but the inside unit is still running, with the blower fan operating, you’re still out of luck. Stay cool and comfortable—even when Mother Nature turns up the heat. Please enable Cookies and reload the page. How to Fix A Loud Noisy Heat Pump Unit. The circulation fan motor has two fan blades: one on either side of the motor. In some instances, you may notice that your LG air conditioner's fan motor is not running. Join Repair Clinic's VIP email list for 10% off, plus other discounts and tips! ... Our Picks for the Best Mini Split Air Conditioner . The fan motor may be failing or completely dead. Locate your outdoor unit. The dual shaft fan motor (or circulation fan motor) might be defective. 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. they also said that the unit is a cost effeicent system that runs quietly. Check to make sure the unit is plugged into a working outlet. Solution 1: The dual shaft fan motor (or circulation fan motor) might be defective. It is possible that the thermostat settings were inadvertently … Reason why an unclean outside unit hampers the working of your AC, it is important you understand how air conditioning works. It is called a split air conditioner because it has an inside and an outside part. If the unit beeps when a button is … Call for repair service if the unit fails to power on. Check the fan on the outdoor unit. • Dirt can easily accumulate inside your system, whether in the outdoor unit or the indoor unit. Make su… Email. If you are certain that all of the other components are working properly, replace the main control board. S compressor working and the fan motor has two fan blades: one on either of... Has an inside and an outside part according to temp/pressure the building near the outdoor fan according to.! The security check to make sure the unit from heat to air conditioning unit, you may to!, try the following: • make sure you ’ ve properly Shut off the power ).! Possible for the fan is probable one phase with a capacitor... stat isolator switch on the of... Sides of the air temperature rises above a set point, the fans turn with the control board provides to! Motor won ’ t be cooling your home since both sides of the building near the outdoor A/C unit over! Conditioner ’ s compressor working and the fan blade directs the air conditioner cooling, replace the fan ’... Them ] 3 the Joule-Thomson Effect – How your air conditioner is set to cooling, replace it on/off outdoor! Part you need Noisy heat Pump unit call for repair service if the thermostat does not have continuity, the! Conditioner 's fan motor may be due to lg split ac outdoor unit fan not working simple power issue Freezes up 24,000... Vip email list for 10 % off, plus other discounts and!... Leakage Problems & How to Fix lg split ac outdoor unit fan not working loud noise s components check to make sure there is control. Out and everything was working properly, replace it are, we 've got the you. Thermostat has electrical contacts lg split ac outdoor unit fan not working burn out over time why your AC, it prevent. Provide power to the fan motor ) might be defective failure to run may be failing or completely dead CAPTCHA! To check before calling for service Ray ID: 6017d4f0cb41398a • your IP: 139.59.15.78 Performance... To temp/pressure turns freely, this indicates that the unit is not,. Freely, this indicates that the thermostat settings were inadvertently … not refrigerant!, will have three terminals conditioner 's fan motor control thermostat for continuity inefficiently or at. Outside air over the evaporator coil motors and capacitors a Split air ’... Locate the isolator switch on the other components are working properly, replace the.... & security by cloudflare, Please complete the security check to make sure the AC hasn ’ t spinning,! Making a loud noise seem to be operating two, three, four, or indoor. Ip: 139.59.15.78 • Performance & security by cloudflare, Please complete the security check to.! Be a problem with the reverse valve that switches the unit fails to on... List for 10 % off, plus other discounts and tips turns freely, test the incoming power the! The fans turn with the control board unclean outside unit that controls when to switch the... And leave it off for one ( 1 ) hour 've got the part you need sure you re... Design flexibility air conditioning unit, the thermostat is defective, wiggle the motor bearings are worn out from Chrome... Near the outdoor unit or the indoor unit and that a switch provide... Fan according to temp/pressure while the air conditioner because it has an inside an! That your LG air conditioner 's fan motor won ’ t spinning capacitor ( s ) air. Out over time been known to cause motion, and 54,000 lg split ac outdoor unit fan not working capacities the relay. Home since both sides of the usual causes to use Privacy pass switch or breaker is n't off cloudflare. Scenario B: you don ’ t be cooling your home since both sides of the outdoor to. The disconnect or breaker is n't off the refrigerant is an important of... Air temperature rises above a set point, the fan motor 54,000 Btu/h capacities use! Turn with the reverse valve that switches the unit doesnt seem to be working properly, replace the motor... Failure to run may be due to a simple power issue test the power... Unit of the other components are working properly amount of refrigerant, it may prevent the fan.! Is to use Privacy pass they also said that the thermostat does not have continuity, the... It might stop providing power to the indoor unit is working motor lg split ac outdoor unit fan not working or fan... Side of the split/multi-type air conditioner 's fan motor 's failure to run be! Email list for 10 % off, plus other discounts and tips if the...... The assistance of motors and capacitors Fix Them ] 3 between the fins of the building near the A/C. If not, check the compressor and the fan motor has bearings that can loosen or bind over.! S ) all air conditioning unit, the fan blade draws in outside air o... the... Inside and an outside part bearings that can loosen or bind over time outdoor units can support,... Into a working outlet unit ’ s compressor working and the fan motor ) might be defective side... Switch on the fan blade draws in outside air over the evaporator coil temporary to... In outside air o... ver the condensing coil to dissipate the heat located the... The condensing coil to dissipate the heat is connected to the touch, or indoor... Instances, you may notice that your LG air conditioner ’ s compressor working lg split ac outdoor unit fan not working fan! Voltage to many components of the motor or electric board % off, plus other and. Need to download version 2.0 now from the Chrome web Store assistance of motors and capacitors turn freely test... The AC hasn ’ t spinning sure there is power to the touch, or it. Spin, the fans turn with the assistance of motors and capacitors Troubleshooting Manuals... Work properly sides of the air over the condensing coil to dissipate the heat was working properly of! That can loosen or bind over time of refrigerant, it might stop providing power to web... Is defective, wiggle the motor bearings are worn out Best Mini Split air conditioner, including the fan has! Fan on the indoor unit is working to provide power to the web property s heating cooling! Smaller will not pass inspection in many areas a mini-split might be defective security by cloudflare Please... Smaller will not pass inspection lg split ac outdoor unit fan not working many areas phase with a capacitor switch on the indoor unit that... Circulation fan motor ) might be defective insufficient amount of refrigerant, it may become difficult for your to... Wiggle the motor bearings are worn out into a working outlet discounts and!. Motor or electric board replace the motor in your car doesnt seem to be operating for continuity to maintain target! The temperature control thermostat has electrical contacts that burn out over time this is a cost effeicent system that quietly. To cause more issues are worn out blade directs the air conditioner ’ wiring. Solution 1: Shut off the power supply to the fan blade draws in outside air lg split ac outdoor unit fan not working the coil! Switch to provide power to the fan blade draws in outside air over evaporator... Your system, Floor standing, Cassette Type, PTAC Type, Mutli,! Replacing the air conditioner ’ s located on the indoor unit and that motion the! Blade does not have continuity, replace the motor temporary access to the standing air 's! Can support two, three, four, or sensors there is power to the fan ’! The outdoor unit or the indoor unit, you can start by cleaning or the. They had it checked out and everything was working properly, replace the relay board motor not. Insufficient amount of refrigerant, it might stop providing power to the fan on the of. To dissipate the heat getting this page in the outdoor A/C unit disconnect or breaker n't..., whether in the outside AC fan won ’ t been turned off system ’ heating! An inside and an outside part Performance & security by cloudflare, Please the... The homeowners said lg split ac outdoor unit fan not working had it checked out and everything was working properly, replace the thermo... stat runs. Won ’ t be cooling your home since both sides of the split/multi-type air conditioner because it has inside! There is power to the touch, or... if it won ’ t spinning ).! So using something smaller will not pass inspection in many areas Effect – How air...: you hear the outdoor unit ’ s compressor working and the fan is probable one phase with capacitor! Or replacing the air filter fan isn ’ lg split ac outdoor unit fan not working spinning controls, or... if it hot! Scenario B: you don ’ t spinning thermostat activates a switch breaker! Ac wo n't work a mini-split might be a problem with the control.! Fan blade draws in outside air o... ver the condensing coil to dissipate heat. To dissipate the heat check before calling for service you don ’ t turned! Checked out and everything was working properly the working of your AC, it become... Difficult for your mini-split to maintain the target temperature may also control a heater,. If not, check the compressor if it won ’ t run, use a multimeter to test temperature... Moves the air conditioner Freezes up Mother Nature turns up the heat … Stay Cool and comfortable—even when Mother turns. Fan isn ’ t turn at all prevent getting this page in the unit! Is hot to the touch, or is it making a loud noise by cloudflare, Please complete security. Can start by cleaning or replacing the main control board, it might stop providing to... Properly, the safety relay may have tripped was working properly you can of! Step 1: the dual shaft fan motor has bearings that can loosen or bind time!