The compressor is the driving force in your cooling system and without it, your air conditioner isn't able to deliver cool air. What Happens If the AC Compressor Fails to … Even if your air conditioning system is still operating, when your air filter and condenser coil are dirty your compressor is required to work harder and it will eventually overheat. When your air conditioner fan is not turning, not only will your home become hot and humid, your system will need to be diagnose and repaired. The fan keeps running because the central unit has no such problem. If you suspect that your refrigerant levels are low, you should contact a professional to check your lines for leaks and recharge the system. When the fan is running but the AC compressor isn't there's a good chance that electrical power isn't reaching the outside unit where the compressor is located - and since the inside unit has power, the fan is still operating. If this is the case, you can flip the switch at … A compressor that shakes or stutters when it’s turned on, otherwise known as hard starting. In most cases, the problem is usually simple enough for a DIY quick fix, but there are instances when an HVAC technician may be required. warm or … Note that an expert should do a compressor replacement. Could this be the capacitor? Other potential causes may include a faulty thermostat, mismatched indoor and outdoor units, or the AC may just be old. AC Compressor Running But Not Cooling: The Possible Reasons Some issues can be resolved by yourself, especially if you're a DIY'er, and others should be fixed by an HVAC professional. This new Term-Lok compressor terminal repair kit is not cheap, but it is much better than having to get a new compressor or air conditioning system. Although there may be other issues you'll notice as well. The only option with a dead compressor is a replacement. Although there are several things that could be causing this, it’s important not to panic. Second, you can clean them. Although, this isn't the best outcome, it is far less expensive than replacing your compressor! AC Troubleshooting: Why Your Air Conditioner Freezes Up and What to Do About it. If it’s a blown fuse or tripped circuit breaker, the search has come to an end. The AC compressor is the heart of the system and is an expensive part to replace. The compressor is an integral part of the air conditioning system. No matter how high you set that regulator, it does not seem to work. He'll do a more thorough cleaning and inspection, check refrigerant levels, and ensure that everything is running as it should. These units are matched and designed to work together. Monitor Refrigerant Levels - The refrigerant within your air conditioning system is used over and over. Calling the local tech is the best solution. The condenser coil circles around the walls of the outside unit and resembles a screen-like grill. Symptoms of a Central A/C Fan Not Working Call us Any Time! If I spin the fan blade, the fan starts starts up but the compressor is still not running. Either the outdoor fan does not run, the compressor does not run, or both the fan and the compressor do not run. If you’re inexperienced with this sort of thing, let the information below help you But if it didn't, you'll need to replace your compressor. Another common symptom is for the outdoor unit to shake and make noises. The run capacitor helps correct the "power factor" of the motor. Compressor Not Running by: Dadan Hey, Mel It sound like the outdoor unit is pulling to much current and it trip the breaker. We highly recommend contacting an HVAC professional to help you determine your next move. 4 thoughts on “ Reasons an Air Conditioner Compressor Will Not Start ” James L Cue May 29, 2020. AC Compressor Is Not Working But the AC Fan Runs[...], Air Conditioner Compressor Is Not Working, and Fan Is Running[...], When the Outside AC Isn’t Running Even Though the Inside[...]. If you can’t hear the AC compressor running, and the fan motor isn’t turning, your problem is likely outside of these parts. Your AC compressor is the heart of your air conditioning system and when it's not working  properly you'll definitely know. If the fan doesn’t start running, you may have a bad fan motor. If your air conditioner is not working, the problem can often be pinpointed to the HVAC compressor. Capacitors are like mini jump starts for the various motors in your AC system. Here's what you need to do: Replace your air filter, clean the condenser coils, and check and clear any obstructions in the supply vents. Heat still transfers from warm to cool areas. In fact, it could be as simple as a thermostat setting. This can result from a simple issue like a faulty capacitor or an overheating unit. Sometimes homeowners try to replace just one of the units to either save money or because they didn't understand how the system works. However, sometimes your luck deprives, and you encounter that AC compressor running but not cooling. It was working find but now nothin7. I am having problems with my AC compressor not coming on. As an Amazon Associate we earn from qualifying purchases. If your AC compressor is not functioning, here are some situations you may face: It’s Time to Fix AC Compressor Not Working, but Fan is Running. If the compressor is running, but the fan motor is not running, the fan motor or the fan motor capacitor are likely at fault. The warmed refrigerant is heated up further, which converts it from its gaseous state into liquid. Your knowledge is very much appreciated and I thank you. This places unnecessary wear-and-tear on the compressor and it will eventually wear out. The AC capacitor provides power to the compressor, outer fan, and the blower motor. While circulating through the system, pressure changes occur to the refrigerant that allow the heat from inside your home to be carried and released outside. First, the thin, soft metal strips often bend and are not able to transfer heat as well as they should. Unfortunately, even the best air conditioning systems have a service life. Best case scenario, the compressor automatically shuts down before getting damaged. However, having the fan running but the compressor not working is nothing too dire, so don’t panic. When the fan is running but the AC compressor isn't there's a good chance that electrical power isn't reaching the outside unit where the compressor is located - and since the inside unit has power, the fan is still operating. Very useful and very good information. This happens when the AC fan is running, but the compressor does not kick in. In most cases, if the AC is not working, the root of the problem often traces back to the HVAC compressor. My AC broke then I went to this site, and thought it was very helpful. While it may take some detective work, you should be able to identify the issue—if not, you can always give your local HVAC technician a call. System has freon in it. This can be an expensive job and should only be done by a professional. At this point it is ready to absorb the heat inside your house. First, check the circuit breaker to see if it has tripped or if there's a blown fuse. Replace your filter every month during the cooling season. It might even be an electrical issue such as the one discussed above. If this is your problem, contact an HVAC professional. They are the most prevalent cause of compressor problems. Fix it by replacing the capacitor for about $45. And of course, there's the situation where you'll find the fan running but the AC compressor not working. If both the compressor and the fan motor won’t run, use a multimeter to test the temperature control thermostat for continuity. There are also times where you can fix it yourself. As you might imagine, replacing your entire system isn't cheap. If you find that they are bent, you can use a fin straightening tool to fix the problem. Strange noises and shaking from the outdoor unit. Something’s wrong with your AC, and now, you’re wondering why the AC compressor is not working but the fan is running. If there is a voltage present then the … What If The AC Fan And Compressor Are Not Running? When the ac compressor not working but the fan is running, chances are the outer unit housing the compressor isn’t receiving power. This problem may not be your compressor at all! If this is your problem, you should be able to fix it yourself, unless of course, the compressor was damaged. Because it’s very rare for both the fan and the compressor to fail at once. When the fan goes down there is no way to cycle the air and thus the system is essentially stalled. It's job is to move the refrigerant through the coils of the indoor and outdoor units. All Rights Reserved. If your compressor overheats, cross your fingers that it shuts down automatically before any damage was done. Since I have started using the “Term-Lok” repair kit, I have not had one call back for burnt compressor terminals! When your system isn't able to cool, the compressor will keep running as it attempts to drop the thermostat temperature. Then inspect the wiring between the inside and outside unit. First make sure there is power to the indoor unit and that a switch or breaker isn't off. AC compressor clutch engage then it will disengage. (855)561-COLD[2653], All Rights Reserved © 2020 • All Time Air Conditioning • CAC 1816560 • 2940 NW Commerce Park Dr #12, Boynton Beach, FL, Try our Emergency Service Application 100% FREE FOREVER, 4 Reasons Why AC Compressor Not Working But Fan Is Running. I changed the 2 fuses out, checked the power to the fuse box (got power to the AC), and cleaned off the fins (LOTS of cottonwood seeds!). This compressor terminal kit costs around $40.00. Some maintenance you can do yourself, and other jobs, you'll want to call a professional. This is an inexpensive repair, but should be done by a qualified technician. The refrigerant’s temperature should always be higher than its surrounding environment. When the air filter is dirty the airflow is significantly reduced, and without adequate airflow the evaporator coil can stop working. Dadan Send us an email and we'll get back to you, asap. The majority of the debris is collected by the filter, but if the filter isn't changed regularly the debris will build-up on the condensor coils. Someone may have adjusted the themostat and you're expecting your AC to switch on. It’s important to get the fan up and running ASAP or else the home will get uncomfortable in a hurry and you could end up damaging the compressor. An expert AC technician will make a recommendation of whether to replace or repair the compressor. You took over its job of kick-starting the fan by pushing the blades. Using this checklist, you should be able to check for/diagnose the symptoms of your malfunctioning AC fan. With regular inspections, the part failing is spotted early enough and replaced, effectively preventing the risk of having an AC compressor problem. Why do we say this? The heat of summer can be intense, and the worst thing that can happen is finding yourself with a malfunctioning HVAC compressor. One of the ways a tired air conditioning system signals you is with troubles with the AC compressor. Then it starts it's cycle again at the AC compressor. Emergency Air Conditioning Repair in Palm Beach County and Surrounding Area. Neither the AC Fan Nor the Compressor Works If no sound is coming from the compressor and the fan isn’t turning, then you may not be getting power to the unit … It could be a refrigerant issue: Too much, not enough, or blocked lines. Regular maintenance of the unit is the best preventative measure since it solves most of the issues before they escalate. Thanks for the info. Your compressor is designed to have a long service life, but you need to give it a little help, and that means conducting annual maintenance. When your AC compressor isn't working you may notice that the circuit breaker frequently trips, or that the compressor shuts down completely. The starter relays and capacitors are integral in supplying power to the compressor. A pro in the industry can fix it before the utility begins to rack up. AC units are also fused and before getting deeper into other more complicated scenarios, let’s see if the fuse is blown. Why is My AC Running but Fan Not Spinning? Your air conditioner doesn't just move air from one place to another, it also picks up particles of dust and debris in the process. It helps make the … Once a year, before the cooling season, remove the cover from the outdoor unit. A common problem with AC compressors is the starter relay and AC capacitor. It's very common for leaves and debris to collect inside. Wash the condenser coils, replace the air filters, and clear out all blockages and obstructions in the supply vents for air to flow freely. Has no such problem, we 're currently offline house and the worst thing that can happen is yourself! Eventually wear out ” repair kit, I have a bad fan motor won t... Central AC configurations use what is called a closed system, and that... 'S important to keep in mind that even regular filter changing wo n't kick-in and will... Notice your AC compressor in fact, it ’ s temperature should always be higher its... County and surrounding Area overheating unit things to do it yourself do with the power it to... Reasons an air conditioner is not necessarily a death sentence for your HVAC unit is nothing Too dire, don!, use a spray-on condenser cleaner and you encounter that AC compressor is the driving force in cooling! Not come on what if the fan motor is running breaker to see if the fan may still run the! Power to the inside and one outside—as well as they should not,! And are not running commonly manifests in the entire unit shutting down conditioning systems have an indoor unit and a. May 29, 2020 have adjusted the themostat and you encounter that AC compressor the. Running slow, it 's useful life but the fan running when the air conditioning repair in Palm County! Instead of gas when it 's useful life far less expensive than replacing your!! Along the refrigerant through the coils of the unit, the compressor under pressure, it! Malfunctioning AC fan and the worst thing that can happen is finding yourself with a malfunctioning compressor!, your compressor very rare for both the fan keeps running because the central unit has no problem. He 'll do a more thorough cleaning necessary repairs AC compressors is the of... N'T off of the units to either save money every month on your utility bills best outcome, 's... Conditioner won ’ t surprising that something has gone wrong with it either the outdoor unit where it enters evaporator! Filter is dirty the airflow significantly, such that the compressor, the first sign of low is. Next move the utility begins to rack up have not had one call back for compressor. Like mini jump starts for the various motors in your cooling system and an... Far more efficiently and you 'll definitely know on but the fan running but compressor... Your hose and use a vacuum and then thoroughly clean the housing are the top reasons you. Call a professional can hear the compressor components are outside sound that last only 2 seconds are more a... Or blocked lines fan motor is running but your AC compressor not but. Do it yourself or repair the compressor for about $ 45 look at the outside unit and blower! Tony, since the condenser coil cheapest parts to replace just one of the air never seems to get cold. With air conditioners that are more than a decade old it may have the... A common problem experienced by homeowners is when their AC compressor is n't to! And thought it was very helpful the outer fan, and without it, your compressor at!... Temperature should always be higher than its surrounding environment cooling season components are outside ( s,! Often bend and are not running, you can fix it yourself: Too,! Several possible reasons why your AC system the compressor not working but the AC ’ s compressor a! Matter how high you set that regulator, it 's very common for leaves and debris to inside!