To determine if the thermostat is defective, set the air conditioner to cooling and then use a multimeter to test the thermostat for continuity. From the company that invented modern air conditioning, Carrier split systems have patented features that can maximize your home comfort. You can attempt to clean the coil by clearing away debris, carefully vacuuming the coil with a brush attachment or rinsing gently with a hose. It’s no fun when your air conditioner is not cooling, but it can happen. Air Filter is Blocked. Replace a dirty filter. A dirty coil can lead to reduced energy efficiency, lack of cool air from the registers, or in extreme cases, complete system shutdown or damage to the compressor from overuse. The filter catches dirt, dust and other airborne particles as they enter the air handler unit. In addition, if the air filter is clogged, the evaporator coils will frost over. View solutions. One of the main concerns about any air conditioner is its inability to cool. Change out HVAC filters every few months. Before replacing the compressor, be sure to check more commonly defective components—particularly the overload protector and the compressor capacitor. Start doing it yourself with the confidence that comes with 100+ years of experience. A new 3-ton Carrier air conditioning unit was installed in our newly constructed home in October 2008. This is one reason why your aircon unit cannot work properly. If the thermostat is set to cool, check the temperature setting to be sure someone hasn’t changed it. We provide sustainable solutions, integrating energy-efficient products, building controls, and energy services for residential, commercial and retail customers at a competitive price. To remove debris from the air filter, try cleaning the filter. If the main control board fails, some components will not function properly or will not work at all. The compressor is a pump which compresses the refrigerant and circulates the refrigerant through the evaporator and condenser coils. Depending upon its severity, a refrigerant leak can contribute to your AC system not blowing cold air, your system may run for longer periods of time without adequately cooling your home, or it can cause a damaged or failed compressor and complete system shutdown. Check the condenser coils to determine if they are dirty. Your air filter is designed to trap contaminants in the air before it gets pulled into … If the thermostat is defective, the thermostat may not cool properly. As debris builds up on the coils, the air conditioner will become less efficient, causing the air conditioner to work harder to cool down. On one side, the fan blade draws in outside air over the condensing coil to dissipate the heat. Leading Air Conditioner Suppliers in Australia. If not, move on to the next troubleshooting tip – checking the air filter. The dual shaft fan motor (or circulation fan motor) might be defective. If your air conditioner is running, but not lowering temperatures inside, one issue could be a blocked or clogged condenser coil. Air conditioner not cooling. Most homeowners can do some basic troubleshooting and may be able to resolve the issue. This is a little harder to diagnose, but could be costing you both … If the coils are significantly dirty, the air conditioner will not be able to maintain the proper temperature, and the compressor will run continuously in an attempt to cool the room. We’ve all been there. If, after you are satisfied that you have a clean air filter and your central air conditioner does not cool your home, you’ll have to dig a little deeper to locate the problem. The indoor component of your central air conditioning system will include an evaporator coil. The main thing is to check the air conditioner each year before the peak cooling/heating season by a qualified contractor or service technician. If the condenser coils are dirty, clean them. For over a century, Carrier has been the leader in the HVAC industry. In some cases, your outdoor unit might be a heat pump. Need help finding your model number? Manage Registration. https://carrier.pissedconsumer.com/carrier-air-conditioner-53802/RT-C.html The control board regulates the voltage to the compressor and the fan motor. The exterior of the condenser unit features a large outdoor coil, which wraps most of the way around the outside of the unit. Basic Maintenance . Click Here Your Carrier air conditioning unit may fail to operate properly if its filter is dirty. Your AC system may include an air filter located in or around the indoor air handler … If it’s been more than a couple of months since you’ve replaced the return-air … If you reach this conclusion and you’ve exhausted the options outlined previously, it’s time to call a Carrier HVAC dealer. Your AC system may include an air filter located in or around the indoor air handler unit. We carry more than 4 million parts from over 175 major brands, so chances are, we've got the part you need. Warm indoor air passes through the evaporator coil where heat energy and humidity are removed from the air. If your thermostat checks out and you still don’t have cool air, locate your system’s air filter, turn the system off, remove the filter and inspect. If your AC stays on longer than it should, you … Enter model number to search for the required part specific to your product, Browse our parts categories to select from a variety of parts for your product. A dirty air filter. Refrigerant … To remove debris from the air filter, try cleaning the filter. Most Common Problems. If the air filter is clogged, air cannot flow properly through the air conditioner. Air conditioner fan not working. Tell us about your home and preferences, and get a customized recommendation, Carrier contractors are ready to help you create your ideal home environment. As previously described, your central air conditioning system likely includes an outdoor condenser unit. Low Refrigerant. Heating & Cooling Products We design each component of our HVAC systems with your comfort, health, and budget in mind—precise controls, steady temperatures, quiet performance. No Video Available. If the compressor is defective, it should only be replaced by a licensed technician. And when it does, it’s not going to be in the dead of winter. Hold times are long. However, this isn’t usually the case. With options for every home and every climate, we’re confident you'll find what you need. Shipping all 7 days! It’ll be the hottest day of the summer, and no matter how many times you turn down the thermostat you still find the AC not blowing air that is cold enough. Carrier air conditioners provide climate control for homes, offices and public spaces with their broad range of appliances. What is Central Air and How Does It Work? AC Won’t Turn Off. Dirty air filter. However, there are also times that you’ll need to make the call to your local Carrier® dealer for professional air conditioner service. For a little more detail, visit our troubleshoot an air conditioner page. A poorly running HVAC system can dramatically increase your electrical bill, while simultaneously failing to keep you cool in the summer months. Dirty air filter. When Willis Carrier invented the modern indoor air conditioner in 1902, he set out to change the world. In a properly working air conditioner, a fan will draw air over the evaporator coils, where it is cooled, and then be re-circulated back into the room. 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. The condenser coils dissipate the heat as the refrigerant passes through the coils. We’ll outline some items you should check before calling a professional here. Your system’s air filter traps dust, dirt and other airborne pollutants to keep indoor air and internal cooling system components cleaner. Email. Under normal conditions, your heat pump periodically switches to air conditioning mode for a few minutes, which heats up the outdoor coils enough to melt any frost and light ice that has accumulated. Defrost issues can be caused by faulty relays, controls, or sensors. This greatly reduces the cooling capacity of the air conditioner. Just because your central air conditioner was recently purchased and installed does not make it immune to immediate problems. Refer to your air conditioner’s wiring diagram for more information.). Built on Willis Carrier’s invention of modern air conditioning in 1902, Carrier is a world leader in heating, air-conditioning and refrigeration solutions. Refrigerant is a chemical that is critical to the cooling process. However, this is not usually the case. Before the thermostat goes on the blink or the air conditioner begins to sputter, take care of the hard-working machine throughout the year. Learn about our innovative products and how they can help improve your comfort. Control boards are often misdiagnosed; make sure to check more commonly defective parts first before replacing the control board. The thermostat monitors the temperature of the air. After the system kicks on, wait a few minutes, then check for cold air blowing from the registers. 11 possible causes and potential solutions . Caring for and cleaning your HVAC unit will also decrease the likelihood of costly repairs and replacements. Continuing to run your AC when it’s not properly cooling your home can take a minor issue and turn it into a major component failure or system replacement. In more extreme cases it can cause the system to shut down completely. Carrier Air Conditioners are leading air conditioner suppliers in Australia. If the air filter is clogged, air cannot flow properly through the air conditioner. Is your AC not cooling your house after checking these possible issues? If you’re in our service area, then contact us for an air conditioner repair—scheduling online saves you 10%. If all else fails, call Carrier technical support. Then, remember to keep the air filter clean and the outdoor unit free of leaves and debris. The main control board regulates the voltage to the compressor and the fan motor. If the coils are significantly dirty, the air conditioner will not be able to maintain the proper temperature, and the compressor will … You may find your Carrier AC unit needs resetting if it starts to malfunction, or isn't responding to input via the control panel or remote. Central air conditioning systems have an outside unit with a compressor that runs and provides the cool air that runs through the vent system. Main control boards are often misdiagnosed; make sure to check more commonly defective parts first before replacing the main control board. Air conditioners are “sized” according to the amount of cooling they can provide as measured in BTUh (British Thermal Units per hour). Carrier air conditioner troubleshooting tips can be found online if the machine isn't cooperating. If your brand new air conditioner isn’t cooling, then there are several possibilities that could explain why. 10 possible causes and potential solutions . Already ordered? In addition, if the air filter is clogged, the eva...porator coils will frost over. If it is not possible to clean the air filter, replace it. If the indoor unit is a fan coil (typically as part of a heat pump system), the evaporator coil sits inside the fan coil cabinet. Another common and easily remedied situation that sometimes results in a central air conditioner fan not working is a dirty, clogged air filter. However, as temperatures rise outside, your AC may run for long periods of time and struggle to keep you cool. Just because your system isn’t cooling, doesn’t automatically mean expensive AC repairs or replacing the entire system. Solution 1: Air Filter. Filter Out. If your system is undersized, it may be possible to provide cooling in problem areas by adding a ductless unit to help out in “hot spots”. Cooler, more comfortable air is then circulated back to your home. Incredibly Quiet Air Conditioning Systems This greatly reduces the cooling capacity of the air conditioner. You might be able to determine the size of your AC unit from the rating info on the cabinet panel, but it will be difficult to determine whether it is the “right size” for your home. From very simple issues like a thermostat set incorrectly or a dirty filter...to a more complex situation that requires replacing components...there are a wide variety of reasons why you may find your air conditioner running, but not lowering the temperature in the house. If everything checks out and you’re still sweating inside, call your local HVAC dealer. Or, it may be better to replace the system with one that is correctly sized. If the condenser coils are dirty, they won’t be able to dissipate the heat as effectively. Regular, scheduled maintenance will increase the energy efficiency and cooling output of your air conditioner. A heat pump looks just like an AC unit, with some different components inside that allow it to both cool and heat your home. If you are not getting cold air when the thermostat is on and set to "cool" you may need to reset the compressor. So there are a number of answers to the question “Why is my air conditioner not cooling the house?” But fear not. There are a number of factors involved in sizing a system for your home, including square footage, quality of construction and insulation, local climate, and more. Carrier HVAC Equipment: Residential and Commercial. The compressor might be defective. In cooling operation, it operates just like an air conditioner system’s condenser unit and is subject to the same issues – dirty, clogged coil, frozen coil, refrigerant leaks, compressor malfunctions, etc. R-32 has a GWP that is two thirds less than the GWP of the current R-410A version and this change, combined with a significant system refrigerant charge reduction – up to 30% – allows for an exceptional 77% reduction in direct greenhouse gas emissions. If your Carrier air conditioning unit won’t turn on, there likely is an issue with its power source. When the air temperature rises above a set point, the thermostat activates a switch to provide power to the fan and compressor. Be sure it is set to cool. Typical split-system air conditioners have a lot of moving parts, including an indoor air handler unit (furnace or fan coil), an evaporator coil, air filter, thermostat and copper tubing (refrigerant lines) that connect the indoor and outdoor units. Is There a Leak in Your Ductwork? Signs of a frozen evaporator coil include: Because accessing the evaporator coil is difficult, resolving issues associated with a frozen evaporator coil are best handled by an HVAC professional. Thermostat not reaching the set temperature? Dirt, grass and other airborne debris can accumulate between the fins, clogging the coil. Checking and resolving issues involving refrigerant levels in your system is another job for your local Carrier dealer. Some products, like furnaces, may also be affected by installation orientation (horizontal, upflow, or downflow) or even by the nozzle used in installation, as is the case with boilers and oil furnaces. When you notice your home getting a little hotter than normal, first check the thermostat settings. If your indoor unit is a furnace, the evaporator coil sits in its own cabinet, outside the furnace. Whether your air conditioner is a Carrier, Trane, Rheem, Goodman, Amana, Bryant, Lennox, York, or any other brand, we can help! The coil includes a series of thin metal “fins” which are spaced very tightly together. Instead of the constant challenge of keeping a home or business cooled, people could finally be a comfortable temperature. Air conditioning systems are more than just the condenser unit (the AC unit or heat pump) sitting outside your home. Air Conditioners, HVAC Education, Maintenance, Troubleshooting, Air Conditioners, HVAC Education, Packaged Products, Indoor Air Quality, Frost forming on the copper refrigerant tubing coming from the coil cabinet, Excessive condensate drainage near your indoor unit, In extreme cases, frost forming on exterior refrigerant tubing or the outdoor unit. If it’s cold, problem solved! Learn how to choose and maintain your HVAC system. When operating correctly, the condenser fan draws air into the outdoor unit through the condenser coil to pull heat energy out of your home. It keeps the components inside the system cleaner and operating more efficiently and can help keep the air in your home cleaner as well. It flows through the system’s indoor and outdoor coil, changing from liquid to gaseous form, drawing heat energy and humidity from indoor air and releasing it outside. A good air conditioner … Air Conditioner Won’t Stop Running. (Note: Some thermostats may also control a heater and, as a result, will have three terminals. One of the main causes of your AC not cooling is a low refrigerant level. We constantly build upon our history of proven innovation with new products and services that improve global comfort and efficiency. Search Help by Model. The best way to address sizing issues is to contact a qualified HVAC professional who can accurately assess your home and its optimum cooling capacity. A dirty air filter can block airflow and reduce cooling to your home. The most common cause of window air conditioners not blowing cold air is a lack of adequate air flow. As debris builds up on the coils, the air conditioner will become less efficient, causing the air conditioner to work harder to cool down. Select an air conditioner equipped with technology that offers precise temperature balance and powerful performance. Buildup on the... Clear the Air. If the thermostat does not have continuity while the air conditioner is set to cooling, replace the therm... ostat. Overall Efficiency
Efficiency within a model group will tend to vary by the size (capacity) of the unit. It’s important for your comfort, but also for the health of your AC system. Confirm, edit or reprint an existing CARRIER product registration. How to Troubleshoot a Carrier Air Conditioner Unit Power Up. If the control board fails, some components will not function properly or will not work at all. Sweating through a sleepless night...or slogging through the heat of a sweltering July afternoon. Dirty Air Filter. Join Repair Clinic's VIP email list for 10% off, plus other discounts and tips! Under moderate conditions, you may not notice any issues with an undersized air conditioner. When your air filter is dirty, the amount of air that is able to blow over your evaporator … If it is off, set to heat, or set for constant fan (sometimes simply labeled “on”), switch it back to cooling operation. The circulation fan motor has two fan blades: one on either side of the motor. Carrier Air Conditioner Repair Help. Learn about our energy efficient innovations that can help you save on your heating & cooling energy expenses, while ensuring your home is comfortable. If your heat pump system isn’t cooling, check thermostat settings, the air filter, and the condenser unit for previously described issues. If your system still isn’t cooling, it’s probably time to call a pro. On the other side, the fan blade directs the air … Carrier selected R-32 refrigerant, which has a low global warming potential (GWP) of 675, for use in commercial scroll chiller ranges. If the compressor is not working, the central air conditioner won’t... cool. Before replacing the compressor, first check all of the more commonly defective components. If the unit is not defrosting, ice can build up in a hurry. , we 've got the part you need this isn ’ t cooling, doesn ’ usually. Troubleshooting tips can be caused by faulty relays, controls, or sensors, controls, or sensors HVAC will! 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