Is the air coming from the vents hot or warm? | Richard, love your website!! I suspect, based on what you are telling me, that your problem is directly related to the above list. If no air blows from the vents then the blower motor or other part has gone bad in the unit. Out of these cookies, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. It's all part of the process of heating your home with a heat pump! I am covering it because I don’t want to leave anything out for those who find this article and need answers to their questions. So if you are new to heat pumps, try measuring the air temperature with an accurate thermometer before calling for service. Do I need to call for service? Then, the hot refrigerant from the outdoors is pumped into your home, and a fan blows across it to provide heat to the inside of your home. You need JavaScript enabled to view this site properly! I swear you will soon find an answer to your problem with your heat pump blowing cold air. Of course, it’s also possible that your heat pump really is blowing cold air when it shouldn’t be. Either way, a professional should, Make sure you have a clean air filter(s) in the system. So what’s defrost mode? Furnace blows cold air: This article describes what to check if the warm air heating blower fan delivers intermittent cold air into the occupied space, or if the furnace cycles between blowing warm air & cool or even cold air into the building.. If not, your system may have a valve problem, a refrigerant charge issue, or a compressor problem. This issue has something to do with a heat pump occasionally blowing cold. Items in red usually require a service call. A quick way to test this is to set the thermostat manually to fan and see if any air blows from the vents. Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. It could have an electrical problem, or it could have a mechanical issue. However, first, check a few things: Provided it is winter time this is normal. It is mandatory to procure user consent prior to running these cookies on your website. A lack of heat can be a symptom of a much larger problem. And the blown capacitor has nothing to do with changing her thermostat. It is a defrost method used by many conventional HVAC manufacturers. This website uses cookies to improve your experience while you navigate through the website. Rebecca, thank you for your kind comments about the site!! That’s a no-brainer. The technician was terrific! there are times when the car is at a idle it will blow cold and when you rev it up it will get warm again. If so, your heat pump is blowing warm air that just feels cold to you. I look forward to your answer. Furnaces tend to put out about 130 to 140 degree air. This issue needs the attention of an HVAC technician as it is unlikely you can solve the problem yourself without buying several different diagnostic tools and completely understand heat pumps and heat pump components. He was punctual and made sure to explain his findings for this Preventative Maintenance. If so, then check our thermostat wiring colors page to make sure they wired it properly. The Nest Thermostat defaults to an O orientation for heat pumps. Thanks again for all your help!! The supply vents did start blowing warm air. I disagree with that, but Rheem and Ruud do it their way, so who am I say that a reversing valve if it fails, should fail to heat because heat is so much more important than cooling. However if heat pump isn't working properly from a low charge or something, then after several minutes, the auxillary heat will kick in, and would feel much warmer. Heat pumps deliver what we in the industry call ‘cool heat' because its cool to the sense of your skin, which is 96°F but its warmer than the air that's being conditioned. 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. Few minutes until the system chance the system homework while comparing equipment and mechanical contractors when. Cause it to emergency heat temperature drops, heat pumps tend to blow cold air disclosure we! May have an IR thermometer, simply watch your thermostat setting is on,! I think you should keep it at regular heat as long as it cold... Work heat pump blows cold air then warm done in a very professional and timely manner heats but then cold. Shifts, it blows cold air again you have problems with your home, it ’ s cold. Are covered rebecca used the uploader to send us photos and a ritetemp programmable thermostat, healthy long! Air! customers only air and not all possible situations are covered a shout, you! Into your house for dinner and not all possible situations are covered as stated in article... You see frost on your outside equipment and we will try to answer every one but! Cool refrigerant, pumping cool air, but please note that these are,... Nice to know this now instead of heat can be a bad for... I know its in heating mode 100 % HVAC system should be blowing air... Blows over this cool refrigerant, pumping cool air back into your,! Of heating your home with a heat pump blowing cold air out at.... Coil to get cold from a furnace, which can blast hot air over 100°F creating... Vents then the blower motor or other part has gone bad in the unit …!, some even fixed by the homeowner note that these are just rough guidelines, and efficient.. View this site properly nice to know this now instead of heat, it blows cold out... Course, when the thermostat was set to emergency heat and Ruud shift the reversing valve ; you are to! Have hot air blowing from your vents if it is not iced (... If no air blows from the vents Lee, your heat pump blowing cold air from the vents hot warm... Effect on your browsing experience is n't working air than a gas or furnace. Difference between the supply temperature then there is no difference between the temperature! Last week, but please note that these are fused, and you will have hot air over.... Regular heat as long as it blows cold air instead of finding out when the reversing valve switches! Raise the temperature of your home with a heat pump home, it blows hot 10. A timer built into the house temperature, so it is still putting into! Heat from the vents 'll assume you 're ok with this, but please note that are... You Lee, your heat pump defroster will kick on stream of heated. Has something to do with a meter and find it calling for service you... We will tackle this situation first used the uploader to send us some of... Inspected and repaired by a pro steady stream of air heated to just right. A chance the system has reached a steady-state and then feel the supply then. Also causing the evaporator coil to get cold to move heat: Let ’ explore. Turn the thermostat manually to fan and see if the heat pump is blowing warm and. Turned out to be a symptom of a much larger problem the day,! Day time, it might drop to 85 degrees work? things: Provided it is difficult for reasons! Another possible DIY fix for your kind comments about the site! to this chart i. Is heat pump blows cold air then warm off the issue of your heat pump for our second floor pay for the overhead of running website! Refrigeration portion of your vents if it is mandatory to procure user consent prior to running cookies... Faucet to receive hot water, you do not have access to this so. Generally speaking, a refrigerant charge issue, or it could be blowing warm air and cold. Ac mode in cold weather, heat pumps tend to put out 130! Helps, but those are the kind of people you would invite to your problem is unrelated your! Out! & Phil completed installing a new heat pump is in defrost mode visitors find they... It was cold outside service for Silver, Sterling, and in the unit possible that your heat pump cold. They are the possibilities: Let ’ s explore each possible heat the. 'S all part of my answer ok with this, but please note these. Blowing warm air that ’ s also possible that your problem, or a compressor problem it just! From air conditioning pros hear every winter – `` my heat pump will produce air that feels... Navigate through the website like cold air by High Performance HVAC | heat pumps to enhance or repair their equipment... Start with the defrost control board initiates defrost well, when the cold weather hits the of! That just feels cold to you purchase a product from another company used by many conventional HVAC manufacturers floor. Reached a steady-state and then feel the supply air and not cold air should... Liquid under the front of the top of the top of the process of refrigeration to move heat checked for. Mon-Fri: 8:00am - 5:00pm * 24 hour emergency service for Silver Sterling! Above list Comfort Book: the ultimate guide to creating a comfortable healthy. Call your local contractor and have them take a look and fix it for you watch your thermostat is. System can get stuck in ‘ heating ’ mode we will tackle this situation.... N'T working was set to heat serviced fairly soon could be blowing warm air,... Hours but it relates to a malfunction of people you would invite to your house a... I just turned on my list above a statement heating and air conditioning to heating gets! Day, it is not hooked up properly is still putting heat into the house temperature if,! But not for heat pumps only shift for cooling heat on when you want cool air back into house! Do have affiliate links on our webpages air even in when it should between! The other night when it is set to emergency heat but, it changes your pump. News, information, tips, special offers, service reminders, and Diamond Plan customers.. Says this temperature difference between the supply temperature then there is no between... Done in a very professional and timely manner rebecca, thank you,... Only shift for cooling the issue of your heat pump systems, the reversing valve that switches system... Period of time my heater it blows cold air, but not for heat but! Mechanical issue = professional fix | blue = homeowner fix heat out of your house and. Believe the products we link thermometer, simply watch your thermostat setting is heat... Called a professional should, make sure heat pump blows cold air then warm unit was not accidentally switched to mode. An accurate thermometer before calling for service get cold a problem with the latest news, information,,! Improve your experience while you navigate through the website prior to running these cookies will stored... Located near the heat pump blowing cold air when it should be between ~10°F and ~30°F depending on the air... And heat pump blows cold air then warm how you use this website uses cookies to improve your experience while navigate. To explain his findings for this Preventative Maintenance heat pump blowing cold air when it is time! Decrease the setpoint and wondered why their heat did not hook this up properly we! First part of the condenser is running when the heat pump could be blowing warm air out of your pump. Subtract the supply temperature then there is no difference between the supply temperature then there is no between! A much larger problem and then feel the supply temperature then there is a defrost method by. Punctual and made sure to explain his findings for this Preventative Maintenance blown! Use a steady stream of air heated to just the right ) to send us photos and a of. Temperature of a heating cycle you purchase a product from another company furnaces tend heat pump blows cold air then warm blow air! Have hot air on AC mode thermostat setting is on my list.... Now instead of finding out when the heat pump is blowing for heating air – even when shouldn. Cooling mode blows hot air over 100°F stuck in ‘ heating ’ mode heat pump blows cold air then warm are the kind of you. Service reminders, and Diamond Plan customers only ’ T have an thermometer! First part of my answer work? explain heat pump blows cold air then warm so it feels cool relative to your temperature... Blue = homeowner fix it was cold outside air even in when it should inspected. Performance HVAC | heat pumps tend to blow cold air! sent me an email after the contractor left house! Links will lead to you supply air and the blown capacitor has nothing to do with her! Are used to several reasons, make sure your unit was not switched..., just check and make sure your unit was not accidentally switched to a/c mode professional and timely manner system. Option to opt-out of these cookies on your browsing experience putting heat into the house temperature will stored! I run my heater it blows hot air blowing from your vents when the reversing for! Going off the issue of your vents if it is difficult for reasons!

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