Shovel away any snow that’s surrounding your heat pump's outdoor unit. Meanwhile, you’ll get cold air because the fan continues to run as a safety measure, even after the furnace isn’t producing heat. Snow and ice will prevent that. The outdoor coils tend to frost or ice-up during the winter - especially in moist conditions, causing the unit to loose efficiency. Heat pump blowing cold air, not auxiliary problem I'm sorry if this kind of post is frowned on in here, but any advice with this would be very appreciated. You should expect to hear the components in the outdoor cabinet working whenever you switch your heat pump over to heating mode: if you don’t, then something is definitely wrong. The work was done in a very professional and timely manner. Sometimes they mistake the plume of water vapor they are seeing for smoke. Heat pumps operate by pulling in heat from the outside air, so as the air outside gets colder, the heat pump must work harder to extract heat from the heat and move it … If your heat pump is blowing cold air, look outside and see if your outdoor unit is frozen or has frost on it. Heat pumps work much more gradually, and maintain comfort by keeping a steady flow of warm air circulating within the home. The air source heat pumps extract the heat from the outside masses of air and transfer it to the pump’s indoor unit compressor. Coronavirus Update: We care about your health and continue to service our customers safely. Any help is appreciated. During winter it is common to find the outside unit of the heat pump covered in in light ice and frost and this does not affect the working of the pump. The fans in the outdoor unit must also run in order to draw the outside air across the coils where the refrigerant absorbs its heat through evaporation and then takes it indoors. Heat Pump Repair in San Diego, CA. HVAC technicians sometimes receive calls from new heat pump owners regarding what seems like a malfunction: the outdoor cabinet running during cold weather. That is the way they are designed to work. Items in blue however can be addressed, some even fixed by the homeowner. If so, your heat pump is likely in defrost mode and you don’t need to call a technician. Your System Was Just Turned On. Check your air filter. And when there’s no refrigerant to soak up the heat from the air inside your home, you’ll quickly feel warm air coming from your AC vents. Also check your fan control settings. It's a statement heating and air conditioning pros hear every winter – "My heat pump is blowing cold air!" Familiar for many will be the experience of getting up on a freezing cold morning, only to discover the heat pump is blowing out cold air. That means if it’s 25 degrees Fahrenheit outside, the heat pump will crank air into your home that’s around 80 degrees Fahrenheit. Show Less. In extremely cold weather conditions, a properly working heat pump will run almost continuously. Always call for repair technicians when you hear clanging, banging, clicking, or hissing noises from either cabinet. When set to “ON” the fan will stay on even when your heat pump isn’t actually heating. Our heat pump repair professionals can have your heat pump working like new again in no time. Heat pumps have a component called the reversing valve which directs the flow direction of the refrigerant. The problem could be a bad defrost controller outdoors. Look at the heat pump – if the machine is running but the fan isn’t blowing, it’s defrosting. However, if your heat pump doesn’t return to heating mode and you’re noticing cool air for a long period of time, you should reach out to a professional. This could make it feel like cool air … If your heat pump is not blowing hot air, there are typically three main causes: Unit is blocked: Your heat pump pulls heat from the air outside into your home. If your heat pump is blowing cold air or has stopped working entirely and you need heat pump repair in San Diego or the surrounding area, give us a call at 800-400-4152 or fill out a contact form on the web. Hannabery South1342 S. W. End BlvdQuakertown, PA 18951Phone: 215-536-0150, Hannabery Central200 Schantz RoadAllentown, PA 18104Phone: 610-366-9400, Hannabery North100 Northern BlvdClarks Summit, PA 18411Phone: 570-586-1007. Think about a window air conditioner. Once the heat exchanger cools down, your furnace will try again to warm your house (and will likely repeatedly turn on and off). Heat pumps are highly efficient to about 32°F. We have just created a simple heat pump. All rights reserved. … © 1997-2021 Hannabery HVAC. Meanwhile, the outside air is redirected back into the outside environment as a blast of icy cold air. Heat pumps are typically located outside of the home and look like an air conditioner. If not, your system may have a valve problem, a refrigerant charge issue, or a compressor problem. OH After all, an air conditioner isn’t supposed to run during cold weather, and if the outdoor cabinet starts running, it means there is something wrong. But a problem just came up. I really did my homework while comparing equipment and mechanical contractors. * 24 hour emergency service for Silver, Sterling, and Diamond Plan customers only. Ever walk by a widow unit on the outside and feel the hot air? Why a Heat Pump Will Blow Cold Air. This kicks on if your heat pump can’t handle things in its usual way. Your compressor sits inside your outdoor unit and plays a huge part in the AC’s “heat transfer” process. Its main job is to pump refrigerant (a heat transfer substance) around the AC system. This will cause it to blow cold air into your house for a short period of time. If the condenser(out door unit) of a split Air-conditioner is blowing cold air,there could be a number of factors responsible for that. The air blowing out of the top of the outside unit is cold not warm. As a result, your heat pump will continue to blow cold air through the vents. Air Flow Make sure the thermostat is set to “AUTO”, not “ON”. Nonetheless, you should stay vigilant when it comes to the sounds your heat pump makes while it operates. If this doesn’t work, contact your Trane Comfort Specialist™. During cold weather, the heat pump’s compressor (which is housed in the outdoor unit) will still run in order to place the refrigerant under high pressure and high heat. Heat Pump Troubleshooting Problem #1: ICING UP Heat pump frozen in winter During the cold winter months, your heat pump’s outside unit will sometimes be covered with a coating of frost on the sides, or even light ice. They are the kind of people you would invite to your house for dinner. Don't panic if you see frost on your outside equipment's coil. It then delivers this heat inside to keep you warm. 1.Your Heater hasn’t had time to warm up. A dirty air filter can block airflow over your furnace’s heat exchanger, which can cause it to overheat. You need a proper amount of air flow around the condenser so it can breathe. It happens regularly during the heating season. However, if your heat pump doesn’t return to heating mode and you’re noticing cool air for a … Heat Pump Repair in San Diego, CA. But as it gets colder, and your heat pump can’t pull as much heat in from the outdoor air, the air coming from your vents drops slightly in temperature. The neat trick with heat pumps is that in summer, this process is easily reversed, allowing the same mechanism to instead transfer heat out of your home, cooling it in the process. If it’s dirty, change it! Emergency Heat is typically triggered when it is 35°F and below outside. What to do: 1. If it’s a particularly cold day or night, your heat pump might just be blowing air that’s cooler than your body temperature, making you think it’s cold. When your heat pump blowing cold air, take advantage of these useful tips, and save yourself a little trouble. Ask Your Own HVAC Question. My heat pump is about 13 years old and it's not blowing cold air inside when set to cool. The fans in the outdoor unit must also run in order to draw the outside air across the coils where the refrigerant absorbs its heat through evaporation and then takes it indoors. Once your outdoor unit has defrosted, your heat pump will return to transferring heat into your home rather than to your outdoor unit. This process is entirely based on the principle of heat transfer, which is supported by the pump’s refrigerant property to lower the temperature of the air that is passed through the device. If so, your heat pump is likely in defrost mode and you don’t need to call a technician. By making the outdoor unit the condenser, the warm refrigerant gas passing through the coils accomplishes the defrosting. This helps build-up more pressure and heat to melt the ice. Copyright © 1997new Date().getFullYear()>1997&&document.write("-"+new Date().getFullYear()); Hannabery HVAC. Heat pumps warm your house by extracting heat from the outside air and then sending that heat into your home. This process is entirely based on the principle of heat transfer, which is supported by the pump’s refrigerant property to lower the temperature of the air that is passed through the device. Generally speaking, a heat pump … But it usually only happens for a few minutes at a time, and only as needed. Your HVAC tech was very professional and thorough. If the airflow to your unit is blocked by snow, ice, leaves or another type of debris, this can make it hard for the heat pump … Do I need a new thermostat or to fix the a/c unit? Check your thermostat - Double check that the system didn’t accidentally get set for cooling. I set my thermostat at 75 and the coldest it will get in the house is 82. Chris & Phil completed installing a new heat pump for our second floor. So no compressor = no refrigerant. While conventional gas or electric furnaces blow hot air, from 130 to 140 degrees for short periods of time, a heat pump will gently blow warm air, from 110 to 115 degrees and stay on longer to circulate it. As heat from the air outside is transferred to that refrigerant, some excess moisture from the air builds up on your unit’s coils. When it comes to servicing a heat pump in Westlake, OH, we are the people to call. Similarly, air conditioners can blow air as cold as 55 degrees, which is a lower temperature than the cool air from a heat pump. That's right, you are actually running the air conditioner. Site design by Web Developer for Hannabery.com. Heat pump will not blow cold air but the fans are running. I would recommend them to anybody in the neighborhood. You see, a heat pump heats your home by moving heat from the outdoor air into your home. I have a honeywell thermostat and an amana 13 seer heat pump. What can I do to make it cold? It's all part of the process of heating your home with a heat pump! Help! While there may be a chance the system … Lastly, the supplemental heat at the indoor unit is energized to offset the now, cold air blowing in the house. Red = Professional fix | Blue = Homeowner fix. We hope this information helps, but please note that these are just rough guidelines, and not all possible situations are covered. Heat pump is really blowing cold air: Now, what if the heat pump really is blowing cold air? If your heat pump is blowing cold air or has stopped working entirely and you need heat pump repair in San Diego or the surrounding area, give us a call at 800-400-4152 or fill out a contact form on the web. Submitted: 10 years ago. He took the time to discuss my HVAC system and made recommendations for improvements! And if the outside unit of your heat pump is running, but you aren’t receiving heat, you should also call for technicians right away to investigate the problem. However, a heat pump’s outdoor unit is supposed to operate during cold weather. You need JavaScript enabled to view this site properly. Below is a list of possible causes. The fix? The rated outdoor temperature is the lowest temperature that the heat pump can still provide adequate heating for your home. If your heat pump is blowing cold air at a low volume and your home is taking a long time to get cool, your refrigerant charge may be off. My heat pump will not... My heat pump will not blow cold air but the fans are running. During cold weather, the heat pump’s compressor (which is housed in the outdoor unit) will still run in order to place the refrigerant under high pressure and high heat. I'd recommend Hannabery HVAC to everyone. On the outside of your home, a heat pump and air conditioner can look nearly identical, and there is a good chance that it looks similar to your neighbor’s outdoor metal box. If your heat pump is blowing cold air at a low volume and your home is taking a long time to get cool, your refrigerant charge may be off. If you read our blog about how a heat pump works, you’ll know that heat pumps use refrigerant to absorb heat from the air outside – even when it’s cold out. 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