Below is a list of possible causes. A heat exchanger that’s coated with ice can no longer work efficiently. Heat pumps actually blow air that is warm but feels cold to us. Meanwhile, you’ll get cold air because the fan continues to run as a safety measure, even after the furnace isn’t producing heat. Although a heat pump resembles an air conditioner in many ways, it has the important difference of being able to change the direction it circulates refrigerant, which causes the indoor and outdoor coils to swap functions. 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. I got a new air filter and removed it. If it’s dirty, change it! Mon-Fri: 8:00am - 5:00pm No matter what your concern is regarding your heat pump’s operation, you can trust to the experts at Westland Heating and Air Conditioning to take care of it. So if you are new to heat pumps, try measuring the air temperature with an accurate thermometer before calling for service. It's a statement heating and air conditioning pros hear every winter – "My heat pump is blowing cold air!" Air Flow How an air source heat pump pulls heat in from the outdoor air. It will also need to be replaced by a technician. Heat pumps work much more gradually, and maintain comfort by keeping a steady flow of warm air circulating within the home. Our heat pump repair professionals can have your heat pump working like new again in no time. A heat pump system is more than capable of keeping up with our cold seasons, and in the event that the outside unit actually did fall behind, there’s a backup system in place that essentially operates like a furnace. Lastly, the supplemental heat at the indoor unit is energized to offset the now, cold air blowing in the house. Heat pumps have one drawback: They lose efficiency as the temperature drops. While there may be a chance the system … If your unit is constantly going into defrost, this may indicate a problem. 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. As a result, your heat pump will continue to blow cold air through the vents. Moisture in the air condenses on the heat exchanger. Make sure the air filter is clean. For excellent installation, repairs, and regular maintenance for a heat pump in Westlake, OH that will provide your family with comfort all through the year, always look to the experts at Westland Heating and Air Conditioning. Why a Heat Pump Will Blow Cold Air. Although a heat pump provides both heating and cooling to your home, there is a simple way to determine if you have a heat pump by testing the unit in heating mode. As outside temperatures drop, your heat pump must work harder to transfer the same amount of heat. Also the reversing valve shifts from the heating mode to the air conditioning mode. The heat pump really is blowing cold air. Well this happens sometimes and a few things can be the cause. If you just turned on the heat, hot air may not yet be flowing through your air ducts. © 1997-2021 Hannabery HVAC. 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 to do its job. I would recommend them to anybody in the neighborhood. The fix? Heat pump will not blow cold air but the fans are running. But a problem just came up. Category: HVAC. My heat pump will not... My heat pump will not blow cold air but the fans are running. Possible Conclusion 2: There’s a Problem that Needs Repair. Your compressor sits inside your outdoor unit and plays a huge part in the AC’s “heat transfer” process. See, unlike furnaces that generate heat, heat pumps only transfer heat. WHY IS THERE LOW OR NO AIR FLOW FROM MY HEAT PUMP? That's right, you are actually running the air conditioner. A dirty air filter can block airflow over your furnace’s heat exchanger, which can cause it to overheat. 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. Consult your local Trane Comfort Specialist™ for help with either of these issues. What to do if your heat pump is blowing cold air. The result of this action is not only the fog or vapor rising, but the specific “whoosh” sound, which is nothing unusual. The air feels like room temperature. Your HVAC tech was very professional and thorough. 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. If this doesn’t work, contact your Trane Comfort Specialist™. You see, a heat pump heats your home by moving heat from the outdoor air into your home. If not, your system may have a valve problem, a refrigerant charge issue, or a compressor problem. And just like the previous complaint of Heat pump blowing cold air, some new heat pump owners may think their unit runs all the time because they aren't used to the longer run times and lower temperature output of a heat pump. It then delivers this heat inside to keep you warm. 2) Ensure there are no obstructions around the heat pump condensing unit located outside. Ever walk by a widow unit on the outside and feel the hot air? Share this conversation. That includes electrical problems such as bad compressor contactor. However, a heat pump’s outdoor unit is supposed to operate during cold weather. Always call for repair technicians when you hear clanging, banging, clicking, or hissing noises from either cabinet. Shovel away any snow that’s surrounding your heat pump's outdoor unit. Meanwhile, the outside air is redirected back into the outside environment as a blast of icy cold air. However, if the entire unit is covered with snow and ice, this is an indication of a problem. 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. Check your air filter. But if the outdoor unit has no power, your blower just blows … Serving Eastern Pennsylvania Homeowners & Businesses since 1972! If your heat pump system is blowing cold or room temperature air while the thermostat is set for heat mode, there are a few common situations you can resolve without even looking at heat pump itself. A friend of ours bought a new house recently. The customer just thinks the heat pump is blowing cold air. If your heat pump is blowing cold air, look outside and see if your outdoor unit is frozen or has frost on it. Meanwhile, you’ll get cold air because the fan continues to run as a safety measure, even after the furnace isn’t producing heat. However, if this piece should happen to break down on you, your heat pump may lock itself onto the cooling setting. By regularly defrosting itself; keeping the outdoor coil clear for proper airflow, the heat pump runs more efficiently. If the indoor air handler is blowing cold air on building occupants during defrost cycle then the system is not operating properly. This helps build-up more pressure and heat to melt the ice. Read More. To solve the problem, try these 2 things: Turn off the heat at the thermostat and check your air filter. Heat Pump Repair in San Diego, CA. The outdoor coils tend to frost or ice-up during the winter - especially in moist conditions, causing the unit to loose efficiency. If your heat pump is blowing some cold air Submitted: 10 years ago. 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