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. It will also need to be replaced by a technician. I strongly doubt you do. There are a few reasons your heat pump could be blowing cold air. Hi all, I think our thermostat/furnace isn't working properly. Before calling a technician, the first thing you should do is take note … Your heat pump needs servicing. Healthy air flow is vital to a heat pump. Here’s the downside of a heat pump: The warmth of the air it produces is entirely dependent upon the outside temperature. Frank zeroed in on this and I am too, but I want you to look at everything and familiarize yourself with the machine. Why a Heat Pump Will Blow Cold Air. Our heat pump repair professionals can have your heat pump … 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. Make sure the thermostat is set to “AUTO”, not “ON”. 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. 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. https://www.trane.com/content/dam/Trane/Commercial/global/products-systems/equipment/unitary/split-systems/Small%20Splits/Furnaces/18-CD29D1-14-EN_08012016.pdf. Heat pump blowing cold air in heat mode. But I don't think that's the issue here. Even on the compressor. Wire the new one the way the old one was. Incorrect Thermostat Settings. I've cleared all of the returns, so airflow is going back to the furnace. My electric meter is making ticking noise every 7 seconds. - Contactor okay? 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. But when the … Update: I took apart our furnace and cleaned the flame sensor. A subreddit for ecobee and all their smart home products. While there may be a chance the system … I don't think the furnace does. Here you will need a technician to be sure. This problem only started recently when it started going from fall to winter. When you return power to the system, listen. The nest seems to blow warm air normally but once it switches to alternative heat source, then it starts blowing cold air. Details. 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. If so, your heat pump is blowing warm air that just feels cold to you. Also, does the comp. This happened last night and this morning. But it is definitely still heating your home. Open the Heat Registers. 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 mention airflow inside the house, so the filter is flowing. It is likely something with the unit not the thermostat. In the winter..........the outside air is changed to heat. I checked the outside unit and the fan is running. So...what do you think? 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. To solve the problem, try these 2 things: Turn off the heat at the thermostat and check your air filter. Swap gas burners with Electric heat coil? I think the HVAC is all new. If not, your system may have a valve problem, a refrigerant charge issue, or a compressor problem. Don't panic if you see frost on your outside equipment's coil. My heat pump is about 13 years old and it's not blowing cold air inside when set to cool. This could make it feel like … NOTE: turn off power before touching the cap. You might need a hard start, or it might be cooked. 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. Also check your fan control settings. 1) Check that your filters are clean and not clogging up the air flow. To make sure that your heat pump is actually blowing cold air, … Frank telling you to check the filter is right - that's just good practice. With the unit running, feel the copper pipes coming out of the outside unit. 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. So the air from the heat pump just FEELS relatively cool compared to your body. If so then you need a new capacitor. 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 should note that our HVAC is fairly new, I think. Fast or slow? But, when it’s really cold outside, like a 20 degree day, your heat pump output might drop to 95 or even 85 degrees. Capacitors can lose their charge, too, so you could try changing it for about 16 dollars. At this point, you need a pro. The air blowing out of the top of the outside unit is cold not warm. Be sure you get a new cap like the old one. How do you think about the answers? 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”. Heat pump not heating. And, in cold weather, heat pumps tend to blow warm air out at 95°F. - Capacitor okay? Join Yahoo Answers and get 100 points today. Clogged air filters could be causing cold air to blow out of your vents. Furnaces tend to put out about 130 to 140 degree air. The air feels like room temperature. The room temp came up from 65 overnight and hit 69, but slowly drifted down to 67. How do I know if my air ducts need to be cleaned? This happened last night and this morning. What to do if your heat pump is blowing cold air. Tom can help. Next, check your outdoor unit is not iced over (see Heat Pump Troubleshooting Problem #1). It shouldn't ever happen but sometimes it does. I'd call a professional if your heat isn't kicking on. The air feels like room temperature. It should be pulled in (square button on the top in the middle). The control board LED is red and flashing fast, with no pauses, which I think indicates "calling for heat". 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. Haven’t had any issues with it until the past few weeks. The refrigerant is not the only part susceptible to leaks. Someone did this for us last year, and it seemed to help. It's a statement heating and air conditioning pros hear every winter – "My heat pump is blowing cold air!" Don't panic if steam comes out of the top of the outside equipment. It blows cold air when the heat is on. - Answered by a verified HVAC Technician. Anyone have a suggestion based on electric heat? For the best answers, search on this site https://shorturl.im/hTd9W. It should be if it's there. Don't forget to POWER OFF. You'd be surprised how often people get this wrong. Is there an LED flashing? I checked the system monitor data. Make sure the air filter is clean. The burner is pulsing, rather than showing a consistent orange glow. 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. What is the best AC Brand to use at Home? If it’s dirty, change it! If they aren't, your compressor may be on the fritz. - Breaker on? 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. 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. In other words, the unit’s refrigerant is most likely leaking. Short of checking voltage and a resistance check and refrigerant pressure and temperature check, that's about all I can think of. 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. 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. Help! A dirty air filter can block airflow over your furnace’s heat exchanger, which can cause it to overheat. Gas furnace + AC. 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 contactor is a big switch that is powered by a little switch. It allows little things like thermostats operate big loads like compressors. 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). Yes, your body may be tricking you into thinking the heat pump isn’t blowing hot air. Any help is appreciated. The big one should feel cooler than the outside air, the small one warmer. The house is a balmy 72 right now. I checked the outside unit and the fan is running. And be warned - even if a "hard start" gets it running again, start saving up for a new one. One of the most impressive things about a heat pump is that it can both cool and heat your home. For a heat pump or heater to produce warm air, air must flow easily through the … It's not supposed to do this. If the heat pump turns on when you want cool air, but not for heat, this is likely the cause. Heat pump not blowing cold air inside when cooling? It doesn't have to match exactly, number of terminals and electrical ratings have to match but that's all. Is it crazy to do it annually? 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). But before we condemn the compressor, let's check some stuff: - The thermostat is set to COOL, right? I'm wondering if the ecobee thinks I have two stage heat. Here's where things get a little technical. What is this kitchen utensil? Thanks in advance! Have you … Though occasional, the refrigerant also needs maintenance like other parts of your heat pump. Heat pumps actually blow air that is warm but feels cold to us. My heat pump is about 13 years old and it's not blowing cold air inside when set to cool. Heat pumps use the process of refrigeration to move heat. So what’s defrost mode? Haha. A heat pump puts out much cooler air than a gas or oil furnace does, which most customers are used to. Get help with your home improvement projects. 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 The furnace blowing cold air, or there is no heat in the house. A new compressor will set you back $1000 or more, so don't be caught flat-footed. The room temp came up from 65 overnight and hit 69, but slowly drifted down to 67. Possibility #2: Reasons your heat pump is actually blowing cold air. Sometimes one leg of the breaker will trip but the other side keeps going. The thermostat (ecobee 3 lite) is set to 69, the room is reading 67, and the fans seem to be blowing cool air. Any help is appreciated. 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. If the compressor fires up, your problem is with the contactor or the transformer that powers it. Here’s another possible DIY fix for your heater blowing cold air. Check your thermostat - Double check that the system didn’t accidentally get set for cooling. You can sign in to vote the answer. If there's more than one contactor (not likely), use a non-conductive something to push in that button. A heat pump has a condenser. While that’s warm enough to raise the temperature of your home, it … Posted on August 2, 2016 by johnson June 8, 2018. No flippant answers please.? Other thermostat issues. The Pilot Light is Out. 2) Sounds like the compressor may not be running. In the summer, they move heat out of your house, and in the winter, they move heat into your house. So you could try changing it for about 16 dollars both cool and heat home... Power switch by the socket mean, in cold weather, heat pumps actually blow air that about... 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