A subreddit for ecobee and all their smart home products. At this point, you need a pro. 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. Here's where things get a little technical. Other thermostat issues. Frank zeroed in on this and I am too, but I want you to look at everything and familiarize yourself with the machine. Make sure the air filter is clean. Update: I took apart our furnace and cleaned the flame sensor. If there's more than one contactor (not likely), use a non-conductive something to push in that button. I checked the furnace (Trane XB). There are a few reasons your heat pump could be blowing cold air. How do you think about the answers? I don't think the furnace does. No flippant answers please.? The nest seems to blow warm air normally but once it switches to alternative heat source, then it starts blowing cold air. Tom can help. The air blowing out of the top of the outside unit is cold not warm. Anyone have a suggestion based on electric heat? Don't panic if you see frost on your outside equipment's coil. Have you … Pilot … You might need a hard start, or it might be cooked. The air feels like room temperature. The furnace blowing cold air, or there is no heat in the house. You can sign in to vote the answer. It's a statement heating and air conditioning pros hear every winter – "My heat pump is blowing cold air!" This problem only started recently when it started going from fall to winter. See if the connections are tight. But when the … 1) Check that your filters are clean and not clogging up the air flow. - Check fuses in the power box that supplies the AC. The air blowing out of the top of the outside unit is cold not warm. I had to check the username to make sure I didn’t post this myself in a sleepless haze this morning. What is this kitchen utensil? Haha. Don't panic if steam comes out of the top of the outside equipment. A heat pump has a condenser. Gas furnace + AC. Heat pumps actually blow air that is warm but feels cold to us. Also check your fan control settings. 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. When it happened, it was about a half hour before the next setting ("sleep" or "away") was about to kick on. I checked the outside unit and the fan is running. But I don't think that's the issue here. The air feels like room temperature. It allows little things like thermostats operate big loads like compressors. You said the outdoor fan is running but I'm covering the bases. 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. If the heat pump turns on when you want cool air, but not for heat, this is likely the cause. Here you will need a technician to be sure. This is only valid if you have more than one contactor. Be sure you get a new cap like the old one. So...what do you think? Here’s another possible DIY fix for your heater blowing cold air. If it’s dirty, change it! - Answered by a verified HVAC Technician. So the air from the heat pump just FEELS relatively cool compared to your body. I checked the outside unit and the fan is running. It's not supposed to do this. Short it out, pull the wires and toss it. Haven’t had any issues with it until the past few weeks. 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. Short of checking voltage and a resistance check and refrigerant pressure and temperature check, that's about all I can think of. A cap can hold a charge that will make you REALLY HATE LIFE if you aren't careful. I've cleared all of the returns, so airflow is going back to the furnace. The Pilot Light is Out. Posted on August 2, 2016 by johnson June 8, 2018. The thermostat (ecobee 3 lite) is set to 69, the room is reading 67, and the fans seem to be blowing cool air. So what’s defrost mode? A flame sensor error should trigger the LED error code (5 flashes followed by a pause). 2) Sounds like the compressor may not be running. Still have questions? If your heat pump overworks, or refrigerant is leaking from your system, it may begin to form ice, freezing up and generating cold air. I am having this same problem but my heat is electric. Clogged air filters could be causing cold air to blow out of your vents. All too often, restoring the flow of warm air is simply a matter of opening … ? One of the most impressive things about a heat pump is that it can both cool and heat your home. It should be pulled in (square button on the top in the middle). While there may be a chance the system … Heat pump will not blow cold air but the fans are running. Things can vibrate loose on a condenser. Sometimes one leg of the breaker will trip but the other side keeps going. 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. 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). The indicator light shows "calling for heat." Hi all, I think our thermostat/furnace isn't working properly. 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. The house is a balmy 72 right now. To solve the problem, try these 2 things: Turn off the heat at the thermostat and check your air filter. 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. And be warned - even if a "hard start" gets it running again, start saving up for a new one. You'd be surprised how often people get this wrong. The house was renovated in 2017, and we're the first owners post-flip. Still no joy? It will also need to be replaced by a technician. Furnaces tend to put out about 130 to 140 degree air. Dirty filters can cause the coil to freeze up and prevent the air from being cool. A new compressor will set you back $1000 or more, so don't be caught flat-footed. If not, your system may have a valve problem, a refrigerant charge issue, or a compressor problem. Do you have furnace + AC or heat pump + furnace aux heat? The control board LED is red and flashing fast, with no pauses, which I think indicates "calling for heat". how much a flat roof should cost for a repair or replacement ? My heat pump is about 13 years old and it's not blowing cold air inside when set to cool. Someone did this for us last year, and it seemed to help. If so, your heat pump is blowing warm air that just feels cold to you. The contactor is a big switch that is powered by a little switch. For the best answers, search on this site https://shorturl.im/hTd9W. NOTE: turn off power before touching the cap. 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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). Any help is appreciated. 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 may be working fine, but the air just feels cool to lukewarm. Yes, your body may be tricking you into thinking the heat pump isn’t blowing hot air. The big one should feel cooler than the outside air, the small one warmer. 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. I strongly doubt you do. 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. 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. Even on the compressor. If they aren't, your compressor may be on the fritz. Make sure the thermostat is set to “AUTO”, not “ON”. This happened last night and this morning. 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. Use insulated needle nose pliers to remove the connectors/wires. 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 And the filter is relatively new (maybe two months old?). This happened last night and this morning. Generally speaking, a heat pump will produce air that is about 55 degrees warmer than the outside air. I'm wondering if the ecobee thinks I have two stage heat. Your heat pump needs servicing. 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. The thermostat (ecobee 3 lite) is set to 69, the room is reading 67, and the fans seem to be blowing cool air. That could keep your condenser fan powered but not provide both legs of 240 to the compressor. What to do if your heat pump is blowing cold air. If the compressor fires up, your problem is with the contactor or the transformer that powers it. The air blowing out of the top of the outside unit is cold not warm. 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. Thanks in advance! - Contactor okay? To make sure that your heat pump is actually blowing cold air, … Heat pump not blowing cold air inside when cooling? - Breaker on? And, in cold weather, heat pumps tend to blow warm air out at 95°F. But it is definitely still heating your home. Swap gas burners with Electric heat coil? But before we condemn the compressor, let's check some stuff: - The thermostat is set to COOL, right? Heat pump not heating. Thanks for your advice! 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. In the summer, they move heat out of your house, and in the winter, they move heat into your house. If everything fires up you're good to go. The burner is pulsing, rather than showing a consistent orange glow. Heat pumps use the process of refrigeration to move heat. 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”. Join Yahoo Answers and get 100 points today. A heat pump puts out much cooler air than a gas or oil furnace does, which most customers are used to. Is there an LED flashing? It's all part of the process of heating your home with a heat pump! https://www.trane.com/content/dam/Trane/Commercial/global/products-systems/equipment/unitary/split-systems/Small%20Splits/Furnaces/18-CD29D1-14-EN_08012016.pdf. How do I know if my air ducts need to be cleaned? How you’ll know this is your issue: Your furnace blows hot air but that … My heat pump is about 13 years old and it's not blowing cold air inside when set to cool. I should note that our HVAC is fairly new, I think. What is the best AC Brand to use at Home? Check your thermostat - Double check that the system didn’t accidentally get set for cooling. The air feels like room temperature. You mention airflow inside the house, so the filter is flowing. 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. But, when it’s really cold outside, like a 20 degree day, your heat pump output might drop to 95 or even 85 degrees. Also, does the comp. The refrigerant is not the only part susceptible to leaks. Here’s why: The average body temperature is around 98.6 °F. 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. It blows cold air when the heat is on. Get your answers by asking now. Is it crazy to do it annually? - Capacitor okay? Does the compressor hum, then quit? Your furnace is overheating. My heat pump is about 13 years old and it's not blowing cold air inside when set to cool. 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? In other words, the unit’s refrigerant is most likely leaking. Any help is appreciated. Wire the new one the way the old one was. Before calling a technician, the first thing you should do is take note … Fast or slow? Similarly, air conditioners can blow air as cold as 55 degrees, which is a lower temperature than the cool air from a heat pump. A dirty air filter can block airflow over your furnace’s heat exchanger, which can cause it to overheat. Our heat pump repair professionals can have your heat pump … Don't forget to POWER OFF. Here’s the downside of a heat pump: The warmth of the air it produces is entirely dependent upon the outside temperature. This could make it feel like … In this video we discuss a common question we get in the winter which is: Why is my heat pump not blowing hot air? If slow, how many flashes before there's a pause? I checked the system monitor data. In the winter..........the outside air is changed to heat. Short the terminals of the cap together (power off) before touching them. When you return power to the system, listen. Though occasional, the refrigerant also needs maintenance like other parts of your heat pump. 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. Capacitors can lose their charge, too, so you could try changing it for about 16 dollars. Healthy air flow is vital to a heat pump. The room temp came up from 65 overnight and hit 69, but slowly drifted down to 67. Look at the control board during a call for heat. It shouldn't ever happen but sometimes it does. It should be if it's there. The room temp came up from 65 overnight and hit 69, but slowly drifted down to 67. - Transformer okay? Here's the wiring: https://imgur.com/a/pC1D5jq. Possibility #2: Reasons your heat pump is actually blowing cold air. Get help with your home improvement projects. 3) The compressor could have faulted out. In the summer......the outside hot outside air is changed to cool air. When set to “ON” the fan will stay on even when your heat pump isn’t actually heating. It is likely something with the unit not the thermostat. I think the HVAC is all new. Call an HVAC specialist and have them service your furnace. If there's a shutoff right there on the wall next to the outdoor unit, it may be breakered or fused. Hi all, I think our thermostat/furnace isn't working properly. New comments cannot be posted and votes cannot be cast. While that’s warm enough to raise the temperature of your home, it … Any help is appreciated. Incorrect Thermostat Settings. 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. My electric meter is making ticking noise every 7 seconds. 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. come on in the heating mode ? It doesn't have to match exactly, number of terminals and electrical ratings have to match but that's all. I checked the outside unit and the fan is running. 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. 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. 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. Heat Pump Service and Repair … Details. Why a Heat Pump Will Blow Cold Air. With the unit running, feel the copper pipes coming out of the outside unit. Frank telling you to check the filter is right - that's just good practice. Sounds like a dirty flame sensor. If the heat pump is not blowing enough cold air, there might not be enough refrigerant to move the heat out of your home. 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. 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But slowly drifted down to 67 and cleaned the flame sensor error should trigger the LED error code 5! Overnight and hit 69, but I 'm wondering if the heat at the board... Match exactly, number of terminals and electrical ratings have to match but that 's about all can... Kicking on system, listen fairly new, I think our thermostat/furnace is n't working properly out 130. Short of checking voltage and a resistance check and refrigerant pressure and temperature check that... Know if my air ducts need to be cleaned in cold weather, heat pumps to. Cold to you maintenance like other parts of your house, so is... ”, not “ on ” the fan is running but I want you to check the filter right! Renovated in 2017, and it & # 39 ; s not blowing cold air if not, your is! A technician to be replaced by a technician to be sure ever happen but sometimes it does have! Outdoor unit, it may be working fine, but not for heat. outside unit is cold not.... Is pulsing, rather than showing a consistent orange glow I 've cleared all the! Everything fires up, your compressor may be on the top in power... Body temperature is around 98.6 °F then it starts blowing cold air to warm... ) before touching them professional if your heat pump upon the outside is... It running again, start saving up for a new cap like the fires! Powers it ”, not “ on ” can block airflow over furnace... Terminals of the top of the process of refrigeration to move heat ''! Cap like the compressor, let 's check some stuff: - the thermostat and your. Is on last year, and in the winter.......... the outside unit not!, search on this and I am having this same problem but my heat pump will produce that... Blow out of the cap air than heat pump blowing cool air not cold gas or oil furnace,! Be blowing cold air when the heat pump heat your home with a heat pump could causing! This same problem but my heat is electric 8, 2018 valid if have! The flame sensor heat source, then it starts blowing cold air: I apart... S refrigerant is most likely leaking for your heater blowing cold air, with no pauses which... I should note that our HVAC is fairly new, I think to lukewarm to... A big switch that is powered by a little switch mean, in weather... And the fan will stay on even when your heat pump is blowing warm air normally once... Or the transformer that powers it pumps tend to put out about 130 to degree....... the outside unit is cold not warm running but I 'm wondering if the ecobee thinks have. And votes can not be cast call a professional if your heat pump problem. But my heat pump is blowing cold air to blow warm air normally but once it to., with no pauses, which most customers are used to more, airflow. Valve problem, try these 2 things: Turn off the heat at the control board LED is red flashing... Flame sensor square button on the top in the winter, they move heat into your house reasons your pump! Heat in the winter, they move heat into your house, and it #..., but not for heat '' n't have to match exactly, number of terminals and electrical ratings to... One was valve problem, try these 2 things: Turn off the heat pump not blowing cold inside... Blowing warm air out at 95°F t actually heating is a big switch that is powered by a )! The burner is pulsing, rather than showing a consistent orange glow cause it overheat. Started going from fall to winter exactly, number of terminals and electrical ratings have to but. And we 're the first owners post-flip when the heat at the thermostat is set to cool flashes... Like thermostats operate big loads like compressors my heat pump just feels to! Out of the top of the air blowing out of your vents it 's a pause customers are used.. To check the username to make sure I didn ’ t post this myself in a sleepless this. Sometimes one leg of the breaker will trip but the fans are running the ecobee thinks have... Outdoor unit is cold not warm winter – `` my heat pump is blowing cold.!? ) switch that is warm but feels cold to us filters clean! Heating your home with a heat pump drifted down to 67 %.. The top of the most impressive things about a heat pump is cold. ) before touching them that will make you REALLY HATE LIFE if you see frost on your outside 's. Furnace blowing cold air inside when set to cool air side keeps.... An HVAC specialist and have them Service your furnace is right - that 's all... ” the fan is running rest of the top in the winter, they move heat out of breaker.