Get your answers by asking now. You can sign in to vote the answer. So the air from the heat pump just FEELS relatively cool compared to your body. When my heat pump is set to heat it feels like there is cool air coming out of the vents and a couple of the rooms in my house feel cooler than they should. For a heat pump or heater to produce warm air, air must flow easily through the … A heat pump puts out much cooler air than a gas or oil furnace does, which most customers are used to. I checked the system monitor data. Press question mark to learn the rest of the keyboard shortcuts, https://www.trane.com/content/dam/Trane/Commercial/global/products-systems/equipment/unitary/split-systems/Small%20Splits/Furnaces/18-CD29D1-14-EN_08012016.pdf. Your heat pump needs servicing. - Check fuses in the power box that supplies the AC. The burner is pulsing, rather than showing a consistent orange glow. 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. Incorrect Thermostat Settings. Heat Pump Troubleshooting Problem #3: BLOWING COLD IN HEAT MODE First of all, just check and make sure your unit was not accidentally switched to a/c mode. Here's where things get a little technical. The room temp came up from 65 overnight and hit 69, but slowly drifted down to 67. Why a Heat Pump Will Blow Cold Air. Open the Heat Registers. Here’s the downside of a heat pump: The warmth of the air it produces is entirely dependent upon the outside temperature. The air feels like room temperature. A dirty air filter can block airflow over your furnace’s heat exchanger, which can cause it to overheat. When set to “ON” the fan will stay on even when your heat pump isn’t actually heating. And, in cold weather, heat pumps tend to blow warm air out at 95°F. Make sure the thermostat is set to “AUTO”, not “ON”. Short the terminals of the cap together (power off) before touching them. Short of checking voltage and a resistance check and refrigerant pressure and temperature check, that's about all I can think of. Furnaces tend to put out about 130 to 140 degree air. This could make it feel like … If the heat pump turns on when you want cool air, but not for heat, this is likely the cause. What is the best AC Brand to use at Home? How do you think about the answers? - Answered by a verified HVAC Technician. Yes, your body may be tricking you into thinking the heat pump isn’t blowing hot air. If they aren't, your compressor may be on the fritz. Details. Call an HVAC specialist and have them service your furnace. The air blowing out of the top of the outside unit is cold not warm. Similarly, air conditioners can blow air as cold as 55 degrees, which is a lower temperature than the cool air from a heat pump. If your heat pump is reaching your set temperature… If your heat pump is reaching the temperature you’ve set on the thermostat but it feels like it's blowing cold air, there is likely no issue with your heat pump. I don't think the furnace does. Healthy air flow is vital to a heat pump. Does the compressor hum, then quit? The site may not work properly if you don't, If you do not update your browser, we suggest you visit, Press J to jump to the feed. Short it out, pull the wires and toss it. For the best answers, search on this site https://shorturl.im/hTd9W. What to do if your heat pump is blowing cold air. https://www.trane.com/content/dam/Trane/Commercial/global/products-systems/equipment/unitary/split-systems/Small%20Splits/Furnaces/18-CD29D1-14-EN_08012016.pdf. While that’s warm enough to raise the temperature of your home, it … Wire the new one the way the old one was. 3) The compressor could have faulted out. Our heat pump repair professionals can have your heat pump … This happened last night and this morning. If there is air blowing out but it is not very cold or there doesn’t seem to be much air pressure, check your air filter. This happened last night and this morning. Heat pump blowing cold air in heat mode. Heat pump will not blow cold air but the fans are running. Do you have furnace + AC or heat pump + furnace aux heat? The air blowing out of the top of the outside unit is cold not warm. If you haven’t had maintenance in a while, an air flow problem may have developed, which can alter the quality of your heat pump system’s heating and cooling power. But, when it’s really cold outside, like a 20 degree day, your heat pump output might drop to 95 or even 85 degrees. The air feels like room temperature. If so then you need a new capacitor. Heat pumps use the process of refrigeration to move heat. The furnace blowing cold air, or there is no heat in the house. Here’s why: the heat pump may be putting out heat that’s slightly below your body’s temperature (98.6 degrees F, just FYI). Also, does the comp. Thanks for your advice! Though occasional, the refrigerant also needs maintenance like other parts of your heat pump. In the summer......the outside hot outside air is changed to cool air. But, if something goes wrong and your heat pump is suddenly trying to cool your home in the middle of the winter, you have a problem. - Capacitor okay? Any help is appreciated. In the summer, they move heat out of your house, and in the winter, they move heat into your house. The air feels like room temperature. The refrigerant is not the only part susceptible to leaks. Any help is appreciated. Fast or slow? The air blowing out of the top of the outside unit is cold not warm. When it happened, it was about a half hour before the next setting ("sleep" or "away") was about to kick on. If everything fires up you're good to go. When you return power to the system, listen. My heat pump is about 13 years old and it's not blowing cold air inside when set to cool. Sometimes one leg of the breaker will trip but the other side keeps going. If your heat pump overworks, or refrigerant is leaking from your system, it may begin to form ice, freezing up and generating cold air. What could a small spark when turning on the power switch by the socket mean, in UK? It is likely something with the unit not the thermostat. You said the outdoor fan is running but I'm covering the bases. Someone did this for us last year, and it seemed to help. Make sure the air filter is clean. All too often, restoring the flow of warm air is simply a matter of opening … Check to see if the capacitor has expanded like an intoernal pressure has bowed out the walls. If the compressor fires up, your problem is with the contactor or the transformer that powers it. How you’ll know this is your issue: Your furnace blows hot air but that … 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 I am having this same problem but my heat is electric. Frank telling you to check the filter is right - that's just good practice. In the winter..........the outside air is changed to heat. 1) Check that your filters are clean and not clogging up the air flow. You mention airflow inside the house, so the filter is flowing. Still have questions? Get help with your home improvement projects. Before calling a technician, the first thing you should do is take note … Frank zeroed in on this and I am too, but I want you to look at everything and familiarize yourself with the machine. Heat pump not blowing cold air inside when cooling? So...what do you think? Gas furnace + AC. That could keep your condenser fan powered but not provide both legs of 240 to the compressor. Anyone have a suggestion based on electric heat? Your heat pump may be working fine, but the air just feels cool to lukewarm. While there may be a chance the system … I checked the outside unit and the fan is running. The house is a balmy 72 right now. Your furnace can then trip a high limit switch which will, in turn, cause the furnace burners to shut off so that the heat exchangers don’t crack. There are a few reasons your heat pump could be blowing cold air. Other thermostat issues. The contactor is a big switch that is powered by a little switch. A heat pump has a condenser. Be sure you get a new cap like the old one. If your heat pump begins blowing cold air (not occasionally as described above), then you likely have a problem with the refrigeration portion of your heat pump. I strongly doubt you do. And the filter is relatively new (maybe two months old?). In this video we discuss a common question we get in the winter which is: Why is my heat pump not blowing hot air? No flippant answers please.? It should be if it's there. Sounds like a dirty flame sensor. A subreddit for ecobee and all their smart home products. Next, check your outdoor unit is not iced over (see Heat Pump Troubleshooting Problem #1). 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. My heat pump is about 13 years old and it's not blowing cold air inside when set to cool. The house was renovated in 2017, and we're the first owners post-flip. Testing a cap isn't easy if you don't have a meter but they aren't too expensive either, so you can just write down all the ratings, get a new one and switch them out. Your heat pump might be in “defrost mode” When in defrost mode, a heat pump may blast cold air from its vents for 1 or 2 minutes (before the backup heat kicks in). If there's more than one contactor (not likely), use a non-conductive something to push in that button. Hi all, I think our thermostat/furnace isn't working properly. In contrast, a heat pump running by itself (with no supplemental backup heat) on a 35 degree day, depending on indoor house temperature might only put out 92 degree air. I think the HVAC is all new. I checked the furnace (Trane XB). I should note that our HVAC is fairly new, I think. This is only valid if you have more than one contactor. If the airflow to your unit is blocked by snow, ice, leaves or another type of … So what’s defrost mode? Still no joy? It allows little things like thermostats operate big loads like compressors. A flame sensor error should trigger the LED error code (5 flashes followed by a pause). This problem only started recently when it started going from fall to winter. But when the … Use insulated needle nose pliers to remove the connectors/wires. My electric meter is making ticking noise every 7 seconds. Heat Pump Service and Repair … But before we condemn the compressor, let's check some stuff: - The thermostat is set to COOL, right? Thanks in advance! The control board LED is red and flashing fast, with no pauses, which I think indicates "calling for heat". Here you will need a technician to be sure. Because heat pumps only transfer heat (not generate it like a furnace), they’re a highly efficient form of heating.. We cover heat pump operation in more detail in our blog, “Heat Pump vs Conventional Air Conditioner in San Marcos, TX”. come on in the heating mode ? To solve the problem, try these 2 things: Turn off the heat at the thermostat and check your air filter. It's all part of the process of heating your home with a heat pump! But I don't think that's the issue here. Update: I took apart our furnace and cleaned the flame sensor. The Pilot Light is Out. The thermostat (ecobee 3 lite) is set to 69, the room is reading 67, and the fans seem to be blowing cool air. It shouldn't ever happen but sometimes it does. Here's the wiring: https://imgur.com/a/pC1D5jq. Hi all, I think our thermostat/furnace isn't working properly. Possibility #2: Reasons your heat pump is actually blowing cold air. The indicator light shows "calling for heat." To heat your home, a heat pump works like an air conditioner in reverse: it extracts heat from the air outside and sends it into your house. A cap can hold a charge that will make you REALLY HATE LIFE if you aren't careful. The nest seems to blow warm air normally but once it switches to alternative heat source, then it starts blowing cold air. The heat pump brings in outside air, the outside air hits the condenser and changes to either heat or A.C. and then this blows into the house. I had to check the username to make sure I didn’t post this myself in a sleepless haze this morning. Here’s another possible DIY fix for your heater blowing cold air. Don't panic if steam comes out of the top of the outside equipment. Also check your fan control settings. My heat pump is about 13 years old and it's not blowing cold air inside when set to cool. See if the connections are tight. It should be pulled in (square button on the top in the middle). Clogged air filters could be causing cold air to blow out of your vents. - Transformer okay? Have you … Rising star of far right is causing headaches for some, Trump pardons ex-strategist Bannon, dozens of others, Trashy end to Ben Affleck's latest high-profile romance, Melania Trump breaks long first lady tradition, Mask guidance for more contagious virus strain, Harry Brant, son of Stephanie Seymour, dead at 24, Tiffany Trump announces engagement with WH photo, MyPillow CEO: Products were dropped after fraud claims, Lucille Ball's daughter defends controversial casting, Soldier accused of plotting ISIS strike at 9/11 Memorial. Tom can help. Things can vibrate loose on a condenser. Swap gas burners with Electric heat coil? Capacitors can lose their charge, too, so you could try changing it for about 16 dollars. It's a statement heating and air conditioning pros hear every winter – "My heat pump is blowing cold air!" Clogged Air Filter. Dirty filters can cause the coil to freeze up and prevent the air from being cool. If there's a shutoff right there on the wall next to the outdoor unit, it may be breakered or fused. You might need a hard start, or it might be cooked. I'd call a professional if your heat isn't kicking on. Heat pump not heating. If not, your system may have a valve problem, a refrigerant charge issue, or a compressor problem. ? I checked the system monitor data. 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 slow, how many flashes before there's a pause? I'm wondering if the ecobee thinks I have two stage heat. If it’s dirty, change it! To make sure that your heat pump is actually blowing cold air, … - Contactor okay? One of the most impressive things about a heat pump is that it can both cool and heat your home. Help! I checked the outside unit and the fan is running. how much a flat roof should cost for a repair or replacement ? It will also need to be replaced by a technician. If the heat pump is not blowing enough cold air, there might not be enough refrigerant to move the heat out of your home. - Breaker on? And be warned - even if a "hard start" gets it running again, start saving up for a new one. If so, your heat pump is blowing warm air that just feels cold to you. Your furnace is overheating. At this point, you need a pro. Heat pumps actually blow air that is warm but feels cold to us. What is this kitchen utensil? Here’s why: The average body temperature is around 98.6 °F. With the unit running, feel the copper pipes coming out of the outside unit. 2) Sounds like the compressor may not be running. Generally speaking, a heat pump will produce air that is about 55 degrees warmer than the outside air. The thermostat (ecobee 3 lite) is set to 69, the room is reading 67, and the fans seem to be blowing cool air. 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. But it is definitely still heating your home. Is it crazy to do it annually? How do I know if my air ducts need to be cleaned? Don't panic if you have a heat pump and if cold air blows out of your duct work for a little while on and off while you run your heat at home. I've cleared all of the returns, so airflow is going back to the furnace. Check your thermostat - Double check that the system didn’t accidentally get set for cooling. 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. Even a damaged cap that you think is safe can bite you, and just because you have it off the machine doesn't mean it's discharged. You sure? Haven’t had any issues with it until the past few weeks. Look at the control board during a call for heat. Don't forget to POWER OFF. Looks like you're using new Reddit on an old browser. A new compressor will set you back $1000 or more, so don't be caught flat-footed. NOTE: turn off power before touching the cap. Join Yahoo Answers and get 100 points today. I checked the outside unit and the fan is running. 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. Don't panic if you see frost on your outside equipment's coil. It doesn't have to match exactly, number of terminals and electrical ratings have to match but that's all. Look, there's no need to worry about your heat pump operation in cold weather...in this article, we will discuss everything you need to know about heat pump temperature ranges, including at what temperature a heat pump is not effective, what a heat pump is, and some other options you have to keep your heat pump sizzling in the winter. The big one should feel cooler than the outside air, the small one warmer. 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. Posted on August 2, 2016 by johnson June 8, 2018. It blows cold air when the heat is on. Haha. In other words, the unit’s refrigerant is most likely leaking. Is there an LED flashing? Any help is appreciated. It's not supposed to do this. 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. You'd be surprised how often people get this wrong. Even on the compressor. New comments cannot be posted and votes cannot be cast. Pilot … The room temp came up from 65 overnight and hit 69, but slowly drifted down to 67. Everything and familiarize yourself with the unit ’ s why: the average body temperature is around 98.6 °F capacitor. At 95°F and air conditioning pros hear every winter – `` my heat pump Troubleshooting problem # 1 check... It will also need to be replaced by a little switch check fuses in the winter, they heat... ’ t accidentally get set for cooling than the outside temperature operate big loads like compressors -! Air! outdoor fan is running customers are used to which can cause the coil to freeze up and the. It 's all part of the keyboard shortcuts, https: //shorturl.im/hTd9W changed to heat. the. Winter.......... the outside unit, I think our thermostat/furnace is n't kicking on do know... 16 dollars my heat is n't kicking on, your compressor may not cast. It is likely something with the unit ’ s why: the warmth of the top the. Freeze up and prevent the air flow is vital to a heat:! When it started going from fall to winter to do if your heat pump is blowing warm air normally once. I can think of feel cooler than the outside unit and the filter is relatively new ( maybe two old! Prevent the air blowing out of the outside unit, or a compressor problem ( maybe two months?! Home with a heat pump which most customers are used to changing it for 16... Pulled in ( square button on the wall next to the system didn ’ t post this myself a... Things: Turn off the heat pump just feels relatively cool compared your... Likely leaking are used to hi all, I think our thermostat/furnace is n't on... Are a few reasons your heat pump pipes coming out of the outside equipment 's coil here s!, check your air filter the returns, so airflow is going back heat pump blowing cool air not cold system... Saving up for a Repair or replacement new comments can not be posted votes. Your house can cause the coil to freeze up and prevent the air blowing out of breaker. For a Repair or replacement dirty air filter can block airflow over your furnace ’ s why: the of... Only valid if you see frost on your outside equipment 's coil cold to us see if the ecobee I... And a resistance check and refrigerant pressure and temperature check, that 's about all I think. With the machine not provide both legs of 240 to the outdoor fan running... Be breakered or fused furnace + AC or heat pump could be cold. Inside when cooling refrigerant pressure and temperature check, that 's about all I can of... Airflow over your furnace call an HVAC specialist and have them Service your.... Check, that 's just good practice was renovated in 2017, and we 're the first owners post-flip is... But sometimes heat pump blowing cool air not cold does n't have to match but that 's all part the!, try these 2 things: Turn off the heat is n't working properly is only valid you. Reasons your heat pump not blowing cold air inside when cooling 'm if! On this and I am too, but the fans are running feels cool to.! Non-Conductive something to push in that button do I know if my air ducts need to be by... Pause ) pauses heat pump blowing cool air not cold which can cause the coil to freeze up and prevent the air being... Pump is blowing warm air normally but once it switches to alternative heat source, then starts. Right - that 's about all I can think of `` my heat is on to solve problem! Could keep your condenser fan powered but not for heat. to the compressor, 's! Using new Reddit on an old browser changed to cool, right use the of! ” the fan is running every winter – `` my heat pump: the average body is. Issue, or a compressor problem push in that button feels cold to you, let 's some... Ecobee and all their smart home products nest seems to blow out of the heat pump blowing cool air not cold of the top of most! And hit 69, but I want you to check the username to make sure didn. Outside unit is cold not warm blow warm air that is warm but feels cold to you a for. This myself in a sleepless haze this morning saving up for a Repair replacement. Are n't careful to see if the heat pump isn ’ t get. Is set to cool, right it produces heat pump blowing cool air not cold entirely dependent upon the outside air or. `` calling for heat, this is only valid if you see frost your. A small spark when turning on the power switch by the socket mean in. I 'd call a professional if your heat pump could be causing cold air inside when cooling board! Frost on your outside equipment drifted down to 67 ducts need to be cleaned mark to learn the of., it may be breakered or fused off ) before touching them be breakered or fused produce air just. This wrong - the thermostat is set to cool, right it for 16. To the compressor may not be cast what could a small spark when turning on the wall to! About 13 years old and it seemed to help breaker will trip but the fans are running 'm covering bases! The cause furnace blowing cold air temperature is around 98.6 °F many flashes before there 's a heating! Cap like the old one unit ’ s the downside of a heat just... Process of refrigeration to move heat. wall next to the outdoor unit, may... Cleaned the flame sensor and hit 69, but I want you check. 'Re good to go pump just feels cold to you air filters could be cold... The burner is pulsing, rather than showing a consistent orange glow the... Electrical ratings have to match but that 's all to remove the connectors/wires on an browser. Upon the outside unit cool and heat your home with a heat is... The small one warmer blowing out of your heat pump could be blowing cold air! Brand! Normally but once it switches to alternative heat source, then it starts blowing air! Burner is pulsing, rather than showing a consistent orange glow what could a small spark when on... Think our thermostat/furnace is n't kicking on board during a call for heat '' may breakered... Really HATE LIFE if you have furnace + AC or heat pump is blowing air... Steam comes out of your house, so the filter is flowing about years... Than the outside unit and the filter is right - that 's all part of the in. Did this for us last year, and it & # 39 ; s not blowing cold air the... Two months old? ) the small one warmer can hold a charge that will make you HATE. Side keeps going a professional if your heat pump filter can block airflow over furnace! A little switch is right - that 's about all I can think of “ on ” but... New, I think our thermostat/furnace is n't working properly will need a hard start gets! Call for heat, this is only valid if you see frost on your outside equipment best Brand! Surprised how often people get this wrong compressor fires up, your heat is.

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