Why a Heat Pump Will Blow Cold Air. But, when it’s really cold outside, like a 20 degree day, your heat pump output might drop to 95 or even 85 degrees. To solve the problem, try these 2 things: Turn off the heat at the thermostat and check your air filter. However, air-source heat pump technology has advanced in recent years, which means these systems can also be effective in areas with longer periods of subfreezing temperatures. I would highly recommend them. Proper airflow is vital to the HVAC system’s performance. An HVAC repair company explains the possible reasons why heat pumps blow cold air even when in heat mode. Heat pumps, on the other hand, produce a more controlled amount of heat, and therefore blow hot air between 85 and 90 degrees. Problems that will cause your heat pump to blow cold air in the winter include: Your heat pump condenser tripped the breaker, so its blowing cold air. In addition to cooling mode, see to it that the fan is set to “auto” and the set temperature is below the current temperature reading. Outstanding service. In the event that the outdoor unit is actually lagging behind, your heat pump has a backup system ready to operate like a regular furnace unit. Refrigerant is the substance that absorbs heat from outside air and sends it into your home. Installed a nest thermostat in the winter. A furnace typically puts out air at around 130 degrees, whereas warm air from a heat pump is only a little over 90 degrees on a moderately cold day. It could even be running in the air conditioning mode due to a malfunction. This isn’t a problem when it’s 55 degrees outside—your system will expel air that’s a toasty warm 110 degrees or so. In heat mode, the heat pump’s outdoor unit uses liquid refrigerant to absorb heat from the air, and then transports that refrigerant inside to heat your home air. 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. A heat pump, on the other hand, generates a lower temperature, typically 90 degrees or so. Generally speaking, a heat pump will produce air that is about 55 degrees warmer than the outside air. With a well-regulated furnace, the heat being produced and eventually released into your home starts out at 110 degrees or more. If you have an issue with the way your heat pump is blowing cold air or if you’re simply looking for “heat pump or air conditioning repair near me”, Albert Air Inc. — a premier source of top-rated heating and air conditioning solutions in and around Fullerton, CA — is here to help you. If your system starts to blow cool air when your Nest thermostat is in Heat mode (or if it blows warm air when its in Cool mode), change the settings for orientation of your heat pump. Losing efficiency – Your heat pump should be serviced at least once a year so you can ensure that it’s still capable of providing maximum efficiency. If you encounter the aforementioned problem now, check to make sure the fan is set to “auto,” with the temperature set below the room’s current temperature reading. A well-maintained heat pump system is more than capable of keeping pace with wintry conditions and supplying you with a pleasant, temperate atmosphere within the four walls of your home. If it’s dirty, change it! The technician will need to patch up the leak as well as top off your refrigerant. Call us at (803) 754-9409 or fill out our contact form to request a free quote. If you want your heat pump to only blow air in the fall and winter when it’s heating your home, then it should be set to “auto” instead of “on”. Clogged Air Filter. Your Heat Pump Might Be in Defrost Mode. The indoor unit will blow warm air into the room until the set temperature is reached. The reversing valve is a vital component in heat pump … Our experience with Albert Air was top-notch from start to finish--including the presentation, the proposal, the work of replacing the furnace/air conditioning system, and the clean-up. There are two possible reasons for this specific heating problem, one of which homeowners who aren’t overly familiar with heat pump systems can run into. Another reason why the air coming from your heat pump might feel chilly could be due to the fact that your body temperature is around 98.6°F and heat pumps blow air that is a temperature below that. Broom Heating & Air Conditioning, your local HVAC repair contractor, discusses several below. This forces the outdoor coils to heat up, melting any frost or ice that has built up. Broom Heating & Air Conditioning is the leading residential HVAC company in our local area because of our decades of experience and skilled technicians. In fact, heat pumps make up a large percentage of comfort systems in use across California as the state pushes for clean energy. How to test for this: Go outside and watch your outdoor unit. So, before you call a professional to diagnose a problem, check the outdoor temperature. If your heat pump is actually blowing cold air, there are a few things that may be wrong with your equipment. The heated air will be pushed through connecting ducts to air vents all over your house, raising the interior temperature. Check your thermostat - Double check that the system didn’t accidentally get set for cooling. If your heat pump is blowing some cold air, there are a few things that may be going wrong. Heat pumps are highly efficient to about 32°F. However, the outdoor unit struggles to absorb heat from the air if dust, leaves/grass or a fence block airflow over the unit’s refrigerant-filled coils. Broken reversing valve: As the name suggests, the reversing valve allows the heat pump to work as both a heater and an air conditioner by reversing the direction of the refrigerant. It will also need to be replaced by a technician. If this is the reason, then there’s no real problem here, according to a reputable air conditioning service provider. This problem requires professional assistance, so you should call a certified technician who can do a thorough inspection of the HVAC unit and determine the source of the leak. Defrost mode, luckily, is temporary. To remind yourself, write yourself a note or put a reminder on your phone telling you to turn the thermostat to cooling mode every time summer approaches. If your refrigerant line has a leak, there will be insufficient refrigerant to draw in an adequate amount of heat to successfully warm up your home. The unit purely operates in heating mode. To confirm if this is your issue, go outside and take a quick glance at your outdoor unit. If you’ve been telling yourself, “I need to look for a heat pump or air conditioning repair company near me,” first read this article to learn more about the potential causes of your problem, as well as how heat pumps function in heating mode. To make sure that your heat pump is actually blowing cold air, you’ll want to … In either case, the heat pump isn’t running to heat the air and therefore, you’re getting whatever temperature … These issues might include: Your heat pump has a failing reversing valve. Heat pump troubleshooting tips for winter icing: The unit is not defrosting. Defrost Mode. A thermostat that’s set to “on” will allow the heat pump to push out air whether it’s heated or not. It’s important to understand that heat pump systems operate differently than standard furnace units. If the air filter becomes too dirty, it may not provide enough cool air. I'm guessing low Freon but what are some checks I can do for the thermostat wiring or unit before I have to call a tech. Planned maintenance is key to making sure your heating and cooling system is in top shape at all times. 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. If your compressor is filthy, it is time to get it professionally cleaned. For a heat pump or heater to produce warm air, air must flow easily through the … 1219 S. State College Blvd., Fullerton, CA 92831. These heat pumps create heat by absorbing cold air, turning it into heat and distributing it equally around your living space. A heat pump can shift from air conditioning mode to heating mode by reversing the refrigeration cycle, compelling the outside coil to operate as the evaporator and the indoor coil as the condenser. When this happens,it’s a sign that the heat pump or AC unit is losing its ability to blow cool air due to refrigerant leaking out of the system. Luckily, this part can be easily swapped out by a pro. This is an HVAC feature that allows certain models to redirect air, preventing the outdoor coils from freezing up when the temperatures drop below zero. The workers were prompt and did a great job of installing a new heater, air conditioner and ducts. Weird but true. Your heat pump or air conditioning unit has an air filter to protect its interior components from dirt, dust and other particles. If the air filter becomes too dirty, it may not provide enough cool air. Even though summer officially began last month, some homeowners have likely forgotten to turn the thermostat from warm to cool. Heat pump not heating Heat pumps are becoming much more efficient every year but each unit as a set low temperature which they can still pull cold air from a home and not freeze up. If the unit is not defrosting, ice can build up in a hurry. 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. Look at the heat pump – if the machine is running but the fan isn’t blowing… To keep this from happening a heat pump must go into defrost mode when it becomes too cold. A heat pump that’s pushing out cold air even when on the heating setting is a common issue that many heating and air conditioning service technicians encounter over the years. It fires up when your heat pump isn’t able to maintain the indoor environment in its usual way. When a heat pump begins the defrost cycle, the outdoor fan shuts off and the system switches over to cooling mode. This could make it feel like cool air … If you’ve adjusted the thermostat yet the heat pump or air conditioner unit is still blowing warm air, take a look at the air filter. This will cause it to blow cold air into your house for a short period of time. Be sure to call a professional HVAC repair company to do a maintenance check to properly address this issue. Proper airflow is vital to the HVAC system’s performance. However, your heat pump will struggle to soak up warmth from the outdoors if the coils on the outdoor unit are caked with dust and dirt and clogged with debris and organic litter such as leaves, needles and bark, resulting in less heated air being transferred into your home. Still, it’s not uncommon to encounter some fairly unique issues with your heat pump. Instead of a powerful blast of heat as from a furnace, think of a heat pump as a source of a steady, balanced stream of warm air. When this occurs the system can get stuck in ‘heating’ mode. Well this could be caused by several things. If you own a heat pump, there’s a good chance that part of the reason you installed it was to take advantage of its ability to both heat and cool a home. Once the temperature is reached, the inverter compressor in the outdoor unit will slow down and eventually stop. If the valve is faulty or damaged, your heat pump may not be changing modes correctly, meaning that your system may actually be in cooling mode, in which case the air blowing from your vents will be cold, not warm. Another setting on your thermostat is the fan. Good news! Recommended Thermostat Settings in the Winter, 3 Reasons Why Your Filter Isn’t Improving Your Indoor Air Quality. We’re also a Carrier® Factory-Authorized Dealer, and our technicians are factory-trained to perform cooling and heating repair, replacement and maintenance work. Also check your fan control settings. Filed Under: HVAC Tagged With: AC, air conditioning, heat pump, hvac. After trying a few other companies we got it right with this one! Broom Heating & Air Conditioning is a NATE-certified Carrier Factory Authorized Dealer. This is plenty warm enough to heat your home, but if the air feels cool or cold, there may be a problem with your heat pump. This cycle will continue until your interior space is comfortable enough and you and your family are feeling snug and toasty. Clean or replace air filters as needed; this way, the unit won’t take too long to cool your home. That ability is hardly helpful, however, when you turn it on during the summer and it will only blow hot air. There are a few reasons your heat pump could be blowing cold air. Leaking refrigerant is something to watch out for because it could mean the joints have become worn out or the evaporator coil has accumulated rust. We are committed to quality so you can expect only the best HVAC maintenance service in SC when you work with us. Dirty Air Filters. The last thing you want is for your heat pump or air conditioning unit to blow warm air even when it’s set to “cool.” This is certainly an annoying problem, especially now that summer is here, but there are various reasons for it. Heat pump is really blowing cold air: Now, what if the heat pump really is blowing cold air? Set the thermostat to cool mode, a few degrees below your room’s temperature, so the thermostat calls for cooling. Sometimes in heat pump systems, the reversing valve that switches the system from air conditioning to heating function gets stuck. Items in red usually require a service call. Our trained, experienced staff is committed to providing the safety and comfort that you and your family deserve through superior installation, repair and maintenance services, as well as helping upgrade the quality of your living situation. In other words, it's not putting out any heat at all. Why Is Your Heat Pump Blowing Cold Air While in Heating Mode? A lot of property owners see it as merely added expense but it’s not! My goodman heat pump is blowing hit air in a.c. mode. Pretty sure it's right tho. Filed Under: HVAC system Tagged With: home improvement, home maintenance, HVAC expert. Get help with your home improvement projects. That includes electrical problems such as bad compressor contactor. Defrost mode basically means your heat pump temporarily switches to cooling mode. Call us at (714) 248-0238 or fill out our contact form to set up a consultation. Fortunately, most of them can be easily taken care of by a trained and experienced heat pump technician. Does Your Home Bring In Enough Fresh Air? If the heat pump turns on when you want cool air, but not for heat, this is likely the cause. Tom can help. About every hour, your heat pump defroster will kick on. Here are the most common causes of cold air output during the winter: A faulty or incorrectly set thermostat – Be sure the thermostat is set to heating mode and the desired temperature is correct. The instructions depend on which thermostat you have. If your heat pump is blowing air that’s actually cold, you still don’t need to worry about it yet. Your heat pump or air conditioning unit has an air filter to protect its interior components from dirt, dust and other particles. A crucial component of heat pumps, the reversing valve is responsible for reversing the flow of refrigerant in your system, essentially switching your heat pump from cooling mode to heating mode and vice versa. But when the winter weather drops to 40 degrees, that means your system will blow air … Air conditioners and heat pumps can actually freeze into solid blocks of ice. The reason for this, is that in the cooling mode, the outdoor coil actually becomes hot. What to do if your heat pump is blowing cold air. Think of a planned maintenance agreement as an investment into your investment. Heat pumps have been around for many years, and are mainly utilized in locations that normally experience mild, wet winters. How Faulty Ductwork Affects HVAC Performance. One such issue is when the heat pump seems to be blowing out cold air even while in heating mode, which is likely to make them start fiddling with the thermostat in hopes of fixing the perceived problem. Being able to inspect seemingly small details can afford you a lot of benefits, including having a comfortably warm home in the dead of winter and skipping a tedious HVAC repair process. Here our experts at M&M Heating & Air Conditioning explain why this happens and whether or not it’s a cause for concern. If your heat pump is low on refrigerant, this indicates that you have a leak, since refrigerant circulates in a closed-loop system. In other cases, cold air from the heat pump will be due to the unit operating in defrost mode. Here’s the downside of a heat pump: The warmth of the air it produces is entirely dependent upon the outside temperature. If your heat pump is blowing cold air, some possible causes include: Low refrigerant levels Problems with the reversing valve Thermostat accidentally set to “cool” mode Fan set to AUTO Dirty outdoor unit The system is in a defrost cycle Your heat pump has a failing reversing valve. The indoor fan will effectively stop when the indoor unit cools … Since a healthy body temperature is often higher than this, it can make the air coming from your pump feel a lot cooler than you would expect. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply. Martin, Aurelio, and Nick were professional, thorough, and terrific to work with. In the winter, the heat pump will draw heat energy from the outside air with the condenser coil and send it into your home via the evaporator coil. This case can be a bit confusing, but there’s a clear-cut explanation for it. Below is a list of possible causes. Our experience with Albert Air was top-notch from start to finish--including the presentation, the proposal, the work of replacing the furnace/air conditioning system, and the clean-up. This is one of the most common calls we get during the summer. It’s been established that your heat pump heats your home by drawing in warm air from outside. The frozen part is the evaporator coil, which can block the cool air flowing into your home. Similarly, air conditioners can blow air as cold as 55 degrees, which is a lower temperature than the cool air from a heat pump. The fan is set to “on”. The only effective way to fix this mechanical problem is to contact a reliable technician and have them take a look at your heat pump unit. A heat pump offers an energy-efficient alternative to furnaces and air conditioners for climates with moderate day-to-day heating and cooling needs. When set to “ON” the fan will stay on even when your heat pump isn’t actually heating. COVID UPDATE: WE ARE OPEN AND READY TO SERVE YOU SAFELY!