Check the installation. That often means the unit doesn’t run consistently enough to remove humidity. Reasons Why AC Is Running But Not Lowering Temperature Thermostat Settings. If your air conditioning is running, but not cooling, the first thing you should do is check the thermostat. The units contain oil that is designed to lubricate the compressor, and that oil is a heavy grade that works best in warm conditions. Air conditioners have minimum temperature thresholds, after which a person will start feeling uncomfortable. One common cause of an air conditioner that just won’t cool the room is a clogged air filter. Coils that are old or damaged may leak refrigerant. My AC Is Running But Not Cooling the House. The first thing you need to do is get to the root of the problem. Or, order replacement parts and schedule service online, 24/7. If the thermostat settings are correct, then your air condenser might be blocked or dirty. Ideally, maintenance should happen twice a year, in the spring before the warm weather hits and in the early fall after things have cooled off and it is no longer in use. Try setting the thermostat to 72 or 74 to see if the AC … If you suspect this is the case, you’ll need professional help to get them fixed. Turn it on “auto”. For a window unit, check the air filter, and check the back of the unit for debris. If the compressor is having issues, you will probably have to replace it. As debris builds up on the coils, the air conditioner will become less efficient, causing the air conditioner to work harder to cool down. Window air conditioning units are a little less complicated than central air systems. Air conditioning evaporator coils and fins allow heat to pass from the refrigerant in the system into the air, just as condenser coils absorb heat from inside the house. With air not making it through the coils in your unit, it won’t be able to properly remove the humidity and cool the air. Another possible culprit for AC issues is the condenser fan motor. Here are the signs of a refrigerant leak: Ice building up on the refrigerant line on the outside unit, Warm air coming out of the air conditioning vents, Your home is unusually dusty (the dust is probably coming from your attic). If there are leaks in your ducts, warm air in your attic can get into the air ducts. When the thermometer reads 99° outside, your AC For instance, if you set your thermostat to 100 degree when it’s below zero outside, your furnace will continue to run and struggle to hit that temperature. If the compressor isn’t working, this complicated problem is best solved by a professional. Getting coated in dust and dirt isn’t the only issue your evaporator coils may face. This can result in a higher than normal utility bill. The air conditioner should turn back on at this point. Another option is to soak it in a mixture of vinegar and water. It can be hard to diagnose exactly what the problem is so don’t hesitate to call us at (402) 731-2727 . All rights reserved. If the fan motor isn’t functioning, the fan on the outdoor unit can’t help to dissipate heat. Like your air filter, the evaporator coils inside your HVAC will become coated in dust and debris with regular use. Check out our article, “Refrigerant: 4 Signs Your Air Conditioner is Low”. Weigh the cost of a possible repair against the cost of a new system. Leave the thermostat off during this time. Your air conditioner will keep running, only the air coming out will be warm. Letter To Our Customers Regarding COVID-19. When the air filter is dirty, it could restrict the air to the evaporator coil. On a normal summer day, you can expect your air conditioner to run somewhere around 15 minutes during every cooling cycle. A: It’s the last thing you want on a sweltering summer’s day—a central air conditioning system that’s not blowing cold air. Other do-it-yourself options are also available to home owners with more advanced … It’s the part that circulates the refrigerant used for heat exchange through the coils of the indoor and outdoor units. The principle job of a home air conditioning system is to absorb heat from the indoor air and transport it outside, lowering the temperature of the indoor air in the process. If your thermostat has programmable features, then it can be turning off itself at inappropriate times. The refrigerant is made of a chemical called Freon. If the thermostat is in the “on” setting, it will blow air out continuously. Air Conditioner Support You're all about looking hot, but prefer not to break a sweat just lying on the couch. The compressor is in the outdoor unit. A good filter in a home without a lot of dust will last 6 to 8 weeks. We’re happy to answer any question you may have. Once you have the cover off, pull the air filter out, which should be sitting behind the cover. Check and make sure your air filter is clean. It may sound silly, but it’s easy to just assume that the thermostat is set like just like it always is. During summer, the pressure created by the hot outdoor air pushes air conditioned air lower." If enough leaks, your unit will have to work harder to cool the air. Air Conditioner Efficiency. If your system is not clean, including your ducts, … We want to make it as easy as possible to schedule an appointment for any of the services that we provide. It’s true that running air conditioners in cold weather is a bad idea. If the air conditioner is already struggling to cool the house, it won’t be able to reach an even lower temperature—it will just stay on, wasting power without making a difference in the household climate. Search our use and care manuals for info about your AC unit. When you have a running compressor, but your air conditioning unit is not producing cool air, there are potentially a number of things that could be causing this problem. It may sound silly, but it’s easy to just assume that the thermostat is set like just like it always is. The limit is usually anywhere below 60 degrees Fahrenheit. Now that you know a few reasons why your air conditioner is running but not lowering the temperature, it’s time to fix the problem. All rights reserved. The next thing you’ll want to do is … Your air filter needs to be replaced. The sticky gooey mess in your rug is unsightly and you need to get rid of it as soon as possible before it soaks in all... Reasons Why AC Is Running But Not Lowering Temperature. We provide links to other air conditioning system diagnostic articles too. Even if your air filter is new, you may be using one that’s too restrictive … You can also spray it with a garden hose using a light, gentle stream. With air not making it through the coils in your unit, it won’t be able to properly remove the humidity and cool the air. Again, check your owner’s manual. One Hour Air Conditioning & Heating explains How Basement Air Leaks Will Hurt You Come Summer. It’s the temperature that feels comfortable. So when your air conditioner is running but not lowering the temperature in your home, it’s fair to get frustrated. You’ll need to call a professional for this. Nothing as frustration like discovering your air conditioner running but not lowering temperature on a hot, sweltering day. Not sure if this is your problem? © 2020 Air Medics A/C AND Heating. Its appearance can help elevate room décor while the warmth it provides is most welcome during the winter months. Summer weather is perfect for relaxing pool-side, strolling the beach, or spending a day at the water park. ), Your home is not sufficiently cool when the air conditioner is on, Frost on the copper tubing from inside of the coil cabinet, A significant amount of drainage by the indoor unit. There are lots of reasons why your air conditioner might not be working like it should. By moving air over your skin, a fan can lower your body temperature, but will do nothing for the heat inside a room. From the information we have now, it is hard to tell what the problem is. Homes that are dusty or that have multiple pets that shed should replace their air filters … Check the back of the unit to see if trash or other debris has accumulated there. Why won’t my central air turn on after a power outage? In most cases, this means that your unit is in need of an upgrade. The first thing you’ll want to do is make sure that you set your thermostat to an appropriate temperature. It is safe to run the fan if the heat exchanger is disabled. Your HVAC unit blows air through the filter into your home, trapping dust and debris to keep you from breathing it in. If you don’t notice a difference, then you might have a clogged evaporator or condenser. And you’re getting a little hot and bothered (literally). If you do, the following can happen. In other words, it removes heat from the home and dumps it outside. This often leads to warmer air coming from your vents. Regular, scheduled maintenance will increase the energy efficiency and cooling output of your air conditioner. But it may not always be cooling your home. Some of these issues can be easily remedied within an afternoon, but others will require the help of a professional HVAC technician. Any system you get should be able to keep your home cool on the average summer day. If you never check on your coils, that grime is costing you money and decreasing efficiency. We can help you with any problem that may arise. Warm indoor air passes through the evaporator coil where heat energy and humidity are removed from the air. In many cases when you can’t figure out the cause you’ll have to call a professional. Evaporator coils are the part that absorbs the heat from the air of your home. AC not cooling well but runs; Room temperature too hot or too cold; Water leaks from air conditioner; Air conditioner makes strange noises; Air conditioner won’t turn off ©Don Vandervort, HomeTips . Then it turns off until the temperature once again goes above the thermostat threshold. Home air conditioners will typically lower the temperature inside your home to 20 degrees lower, more or less*, than the high temperature your system is designed for. In other cases, you’ll have to replace it. Professionals call this temperature difference the evaporator Delta T. To test it, pull the filter out. If the filter is dirty, sometimes you can clean it with soap and water. Then flip it back on. So, if you suspect a refrigerant leak, call a professional. If your air conditioner is running but not lowering the temperature, you could have a potentially serious problem on your hands. Kathryn is a craft aficionado who loves writing about DIY home improvement projects. Like with central air systems, the refrigerant needs to be handled by an EPA licensed technician. If your thermostat is set at 65 degrees and it’s 95 degrees out, your air conditioner will have to run constantly to try and keep up. ANSWER: Your air conditioner is not energy efficient If your air conditioner is over 10 years old or has a SEER rating of 10 or less, you’re probably spending more … This can make it difficult for air to get through. Luckily, this is a simple fix. The air conditioner does function, but you are going to burn out the compressor fairly quickly. So what’s the issue? When the temperature in the house is lower than the cut-off for the cooling cycle, and the fan is set on manual (or always on) it will continue to blow, even though the thermostat hasn’t engaged the cooling coils. Central air systems may have a setting for the fan – auto or manual. Unfortunately, this isn’t always an easy fix. Over time... How To Get Syrup Out Of Carpet (8 Ways To Do It!). Say your system moves air at around 400 CFM per ton. As stated, air conditioning units need regular maintenance to continue running smoothly, much like other appliances in your home. If your breaker trips again, you should leave it alone and call a professional. So even though there’s no single ideal temperature, you do want a 16°–22° F difference from the supply air and return air. In most cases, especially in homes, you should not run an air conditioner at 58 degrees F or lower. Your air conditioner will not cool any faster – it will cool at the same rate, but will run longer until it reaches the lower temperature. Wait 30 minutes to give the AC’s internal breaker a chance to reset. That could be a sign of a bigger electrical issue. Moreover, even if it's more than 100 degrees outdoors, and your air conditioning system is running continuously to cool down your home, you have every right to expect that the temperature you set on your thermostat is the temperature that the air conditioner will deliver. If you don’t already have one, a better solution is to use a programmable thermostat or even a smart thermostat. Next, flip the breaker off for the indoor unit. Categories; Blog (74) FAQ (10) Do-It-Yourself Tips (4) Return to All Entries. Hot weather is a lot more tolerable when you have air conditioning to escape it. On New System Installs. Contact us today to schedule your HVAC service or repair and get your cool, comfortable home back again! If the air still isn’t cooling, you could have a problem with the compressor or refrigerant. But for your convenience, we’ll categorize the problems into ones YOU can solve and ones only a professional air conditioning repair technician can solve. Your air conditioner will keep running, only the air coming out will be warm. Your thermostat is set to keep it running. Is your central air conditioner not cooling your home down to the set temperature on your thermostat? If your air conditioner doesn’t seem to be cooling your home, keep reading to learn what to do next. Refrigerant is the liquid that absorbs heat from the air in your home. That is why with the help of thermometer you can check the degree of air around your thermostat … You covered unit will have to replace it vacuum to remove Tiles the. Services that we provide to move air at around 400 CFM per.. Bad idea AC turning on, your house unit serviced each year will it... 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