For a better experience, please enable JavaScript in your browser before proceeding. But, the air coming out of the vents can feel cold for a couple reasons: Gas furnaces produce air that is 130-140°F range. All functions of the defrost cycle appear to be normal except that noticeably COLD air blows out of the registers when system is in the defrost mode. The auxiliary heat is staying on about 80-90% of the time. The aux heat comes on too much and is jacking up my electric bill. 4) Auxiliary heat is malfunctioning Below 40 degrees, your heat pump struggles to heat your home. Setting the lockout temperature is important if you want to minimize the use of AUX heat. I have an Armana heat pump and a Honeywell RTH2510 stat. 1. From your thermostat or control system, turn the “heat” ON. heat? These address the case when you get no heatting at all, not the scenarios where you experience some but not enough heat. There's usually at least three wires that send signals coming from the thermostat - one for heat pump heat, one for heat pump cool, and one for the aux heat (strips). 3. They come on in the defrost cycle. A Heat Pump System is really not good for a climate like the one you are in. Well, we just received our Hydro bill for two months, and it was a whopping 30% increase compared to last year; $966. You can change it from the Nest app or from your thermostat. rates have went up. In aux mode, your heat pump will continue to use outside air to warm your home to assist the secondary heat source. You could adjust the temp differential in .5 degree increments. I don't like them. It is really too cold for a heat pump. It should also come on when the heat pump can't keep up with the heat requirements. After several minutes the auxiliary heat kicks in even when temps are moderate 30 degrees and above. However, when the pump is not working, due to an electronics failure or the motor of the auxiliary pump being broken, the heater core will not be able to heat … Thanks for the help. Is there a wire I can remove at the T-stat instead like the Aux wire or ?. Since emergency heat is done/controlled from the E terminal. I'll set the stat to stick with one temp and see how that works. JMO. When posting in certain forums, knowing your location will help others give better feedback/advice/solutions to your questions. JavaScript is disabled. If it is operating and you don’t pay a gas or propane bill, you most likely have a heat pump! Add a few layers to your outfit or sleep with an extra blanket to keep your furnace from working so hard. Sometimes thermostats will display “auxiliary heat” or “aux heat” on the wall display in your home when this occurs. With 2 degrees set it always comes on. Come join the discussion about tools, projects, builds, styles, scales, reviews, accessories, classifieds, and more! This is plenty warm to heat your home to your desired 72°F. That is why both the Heat Pump and the Aux. However, aux heat always comes on during normal heat calls. Opting for a chillier home can oftentimes make a major difference in whether your auxiliary heat constantly runs or not. The most common heating and air system around is the heat pump system, which pumps heat out of the house in the summer and into the house in winter. AUX heat turns on to keep you warm. Another person came in from the company and fiddled around after we called to ask what they had done, and now, the auxiliary heat keeps coming on (I have never noticed it being an issue prior to this). The optimal heat pump temperature range is above 25-30 degrees Fahrenheit. If you just use a relay to stop the aux heat signal from getting to the control board, the strips will never get told to come on. Possible Reasons for the Honeywell Thermostat Not Turning On Heat Be forewarned the air coming out of the registers is going to be COLD in defrost with no tempering. In defrost the aux will come on to keep from blowing cold air in the home. I have an 800 sq. Heat Pump Stuck in Aux Heat Mode. We are using the Carrier programmable thermostat (66 at night, 70 in morning, 66 when we leave, 70 in the evening). I see mostly Carrier or Lennox heat pumps that use Honeywell t-stats. There is no reason to ever lock out the heat pump. I greatly appreciate it. Helping You to Do It Yourself! You are right about the Rite Temp. Temps right now are around 20 at night and 30-31 during the day. First off, AUX heat refers to your heat pump’s auxiliary (backup) heat source.Auxiliary heat kicks on when your heat pump can’t produce enough heat to warm your home by itself. As you might imagine, heat pump operation in cold weather is not the best, which is why they are typically only used in temperate climates...think beaches, palm trees, and oranges. Clean off your heat pump and clear away any debris that may be blocking the way. Replaced the Ritetemp because touch screen went out. If the aux is comming on durring normal operation with the heat pump that normally means the heat pump can not keep up on its own and the aux is adding heat in addition to the pump. If you do need to switch to emergency heat, contact an HVAC professional as soon as possible to get your heat pump working again. Don’t use your emergency heat setting unless your heat pump is malfunctioning or damaged. Last year I also had a Rite Temp t-stat that did not use the aux heat nearly as much as the current honewell. For the most part, you can stop the auxiliary heat from coming on by making a few lifestyle changes in your daily routine. Be forewarned the air coming out of the registers is going to be COLD in defrost with no tempering. Temps right now are around 20 at night and 30-31 during the day. I live in Southern TN and it doesn't get too cold. That you only would get 3F air temp rise however suggests the aux wasn't on either (depending on how measurements were taken 3F may indicate no heat whatsoever). Aux heat. There’s 2 ways to prevent the auxiliary heat from running on that stat. with electric heat you should basicly run unrestricted. Great. AUX heat turns on to keep you warm. Disconnect W on the heat pump. Here are some tips to helping prevent the use of the auxiliary heat function. Although they are one in the same heat strips in the air handler. As we all know, the aux heat uses about 3 times the power per btu than the heat pump. But heat pumps also have one huge benefit that furnaces lack: The bill is much higher than last year. 10 things you should know about operating a heat pump in winter. After some research here it looks like the 4 degree difference is making the aux heat come on. Wku, Before you unhook your aux. I had a new installed Carrier 38QRR heat pump (& FV4B air handler) installed in SEP 2009. This will manually change the setting of your thermostat to a higher temperature than the outdoors. Once the ice on the heat pump has mostly melted, the heat pump goes back to normal and AUX heat turns off. So, your heat pump switches to “AUX heat” when it’s in heating mode—and you’re wondering if it’s normal. Note: Normal programmable thermostats have one way to control AUX heat: the AUX lockout temperature. Personally. Replaced the Ritetemp because touch screen went out. 3. The aux (or emergency heat) should come on when the outside unit needs defrosting. Pop the stat off the wall, using a tiny screwdriver (stat screwdriver), pull the wire off the “W” terminal. Reply: Anon 1. As you might imagine, heat pump operation in cold weather is not the best, which is why they are typically only used in temperate climates...think beaches, palm trees, and oranges. No aux heat. Possible Reasons for the Honeywell Thermostat Not Turning On Heat The part that gets me worse is that the aux heat comes on to even keep it a 70. Meanwhile the heat pump has been running non-stop throughout this time to maximize the cheap heat. Extremely efficient, this process produces two to three times more heat than the energy it uses. 220 says 1st stage compressor cyc. rate : is that for the compressor when it is on air conditioning or does that include heat also for heat pump? It generally takes 30 minutes for the defroster to do its job, but it needs air flow to do so. I think I can get more out of my heat pump than that. Once the ice on the heat pump has mostly melted, the heat pump goes back to normal and AUX heat turns off. If the heat pump fails you need the Aux heat. Therefore, if it’s below 40 outside and the auxiliary heat isn’t working, then your heat pump will just blow lukewarm or cool air. I appreciate it. So it relies on an auxiliary (AUX) heat coil (like the ones you see in a toaster) or a furnace to heat your home. But if the temperature is above the mid 30’s and it’s still running all the time, you could have a service issue, such as leaking refrigerant, a frozen outdoor unit (as we mentioned in heat pump troubleshooting problem #1), or compressor problem. I agree the IAQ is the T-stat I should have. The auxiliary water pump moves hot water or coolant that has recently circulated through the engine block to the heater core. Is the aux running with the HP or by itself? Using Auxiliary Heat with a Nest Thermostat If you have a central HVAC (heating / ventilation / air conditioning) system called a "heat pump", and live in an area where the temperature in the winter goes below about 50°F (or 10°C) then you probably have something called "emergency heat" or "auxiliary heat". The part that gets me worse is that the aux heat comes on to even keep it a 70. Since the aux heat seems to be working but the outside unit is not defrosting, it appears the heat pump has a problem. I've been having the same issue with my heat pump. foot single story home with a 2 ton unit. 2. Thanks. heat is kicking in, which is normal. I have an Amana heat pump system for cooling and heating and I'd like to disable the aux heat. My aux heat is attached to W on the t-stat. Disconnect W on the heat pump. 5. Other auxiliary heat sources such as a fireplace can wreak havoc with a heat pump operation especially if the fireplace is in a line of sight to the … Then we explore the furnace issues that can also cause no heating at all. When the heat pump goes into defrost mode and heating of the space is required, the aux heat will come on while the unit is defrost to maintain temp space. Just for some background. To limit auxiliary heat and lower your heating costs, a critical first step is to set a lower indoor temperature. You can change it from the Nest app or from your thermostat. Reply: Anon Last year I also had a Rite Temp t-stat that did not use the aux heat nearly as much as the current honewell. Heat pumps can be a great option for any homeowner, pretty much anywhere! Electricity use is way to high this way. We are using the Carrier programmable thermostat (66 at night, 70 in morning, 66 when we leave, 70 in the evening). Ideally I would rather the heat strips not come on until absolutely neccessary. You shouldn’t ever use EM heat unless there’s truly an emergency—like your heat pump isn’t working— … This is set at a default 35F (1.7C), so the heatpump will not be used when the weather outside is below 35 degrees … EM heat is an option on your thermostat that you can manually turn on to activate backup heating. Air filter is dirty: Air filters are put in place to catch dirt and debris, but when too much builds up, it can block airflow to the compressor, the part of the … Your 2 ton should be able to do all the heating for a 800 sqare foot house down to 10 degrees or so depending on insulation and windows. Here, we discuss no-heat problems, not partial-but-insufficient-heat issues. Difference Between Auxiliary Heat and Emergency Heat. For example, if your AUX lockout temp is 40ºF or 4.4ºC, then AUX heat will come on when the outdoor temperature drops below 40ºF or 4.4ºC. By the way, what is your opinion on Ritetemp stats? With a thermostat screaming for four or five degrees, it will fall back onto the auxiliary system which is electric resistance just like your toaster. Save yourself money by keeping your thermostat setting on “Heat” during the winter. The home temperature raises to a point just short of the thermostat set point and then the auxiliary heat turns off as soon as possible. on its own. You will not bring on the back up in defrost that way. If the temps don't get below 32 is there any reason I can't just run off of the heat pump? auxiliary) heat source rather than by the heat pump. If you have a heat pump, it is best to increase your heat setting by only two degrees at a time to prevent your auxiliary heat from operating. The Heat Pump cannot handle this temp. Our suggestion would … heat is on. Blocking heating vents causes your furnace to work harder and longer than intended and can shorten its life. I'd like to just set it 3 degrees higher to 61 and let the heat pump raise the temp without the aux heat. I created this video with the YouTube Video Editor (http://www.youtube.com/editor) I missed the 40deg. Setting the lockout temperature is important if you want to minimize the use of AUX heat. So, your heat pump switches to “AUX heat” when it’s in heating mode—and you’re wondering if it’s normal. This indicates a safety timer has been tripped to protect your thermostat's compressor. Therefore, a heating system stuck in AUX heat will run up an energy bill. Try setting the temperature 2 to 4 degrees above room temperature. If it’s 30 degrees outside, it is unreasonable to expect the system to maintain an indoor temperature of 78 without using the heat strips. In any case, always keep an eye on your auxiliary/strip heat status in the winter. I am not 100% sure but I believe with the pump on. This is, obvious, in addition to the ground wire. Which is 1.5 to 2 degrees lower than thermostat set point - the electric heat or auxiliary heat would then come on to make up the temperature difference. Don't run the stat wire for it near any high voltage wires, it will interfere with the stat. So the Aux. It is so cold. Then we explore the furnace issues that can also cause no heating at all. Thanks. EM heat is NOT the same thing as AUX heat: AUX heat signifies that your heat pump has automatically switched over to backup heating because temperatures are too low. Helping You to Do It Yourself! So 85-92°F feels cold to new heat pump owners. Don't know alot about outside thermostats but will look into them. The cheap builders at my new home, put a gas furnace in for the first floor (zone 1) , and a heat pump for the second in third floor (zone 2). If the heat pump cant keep up the aux heat will kick in to aid in reaching desired heat pump. heat is kicking in, which is normal. You will not bring on the back up in defrost that way. Can hook it up to break aux from the indoor stat so it can't run below x degrees. Thermostat is working correctly, wondering what component in the compressor unit is controlling the activation of the auxiliary heat. I actually got the visionpro 8320 as a gift but at that time I didn't know how sensitive it is and that it wouldn't allow the lower setting of the aux. The optimal heat pump temperature range is above 25-30 degrees Fahrenheit. Once it gets close to the actual setpoint, the aux heat de-energizes and the heat pump mode of the system remains operating to generate heat and will shut off if the temperature is satisfied. It is so cold. Once the temps get lower, the aux heat will kick in on occasion to help the heat pump maintain my set point. The first step to fixing your thermostat's heat setting is to press the "Up" arrow and the button which says "Switch to Permanent Hold." If the home temperature goes down one, or sometimes two degrees, this causes the thermostat to bring on the auxiliary heat for a very short boost to supplement the heat pump. Again, this is the part of the heat pump that reverses the refrigerant and allows it to act as both a heater and an air conditioner. If the heat pump cant keep up the aux heat will kick in to aid in reaching desired heat pump. The outdoor sensor will only allow me to set it to 40. VerticalScope Inc., 111 Peter, Suite 901, Toronto, Ontario, M5V 2H1, Canada. If you find that you continually need additional warmth in your home, contact your local, licensed professional HVAC dealer for a consultation. Auxiliary Heat. EM heat is an option on your thermostat that you can manually turn on to activate backup heating. Check the thermostat is set to heat, and see if the "Heat On" button is blinking. heat is on. EM heat is NOT the same thing as AUX heat: AUX heat signifies that your heat pump has automatically switched over to backup heating because temperatures are too low. 4) Auxiliary heat is malfunctioning Below 40 degrees, your heat pump struggles to heat your home. Temps right now are around 20 at night and 30-31 during the day. Types of AUX heat (and why it matters) Heat pumps have 2 forms of AUX heat: Electric resistance (default) Gas furnace; The electric resistance option is like the electric coils you see inside your toaster. Electricity use is way to high this way. So that when you go away, it isn't bringing in the aux heat right away anyways. That is good to know that removing the W wire won't harm anything. A forum community dedicated to Do it yourself-ers and home improvement enthusiasts. They are the most cost-effective option (when compared to other electric heating methods that create original heat), and they can be a great way to optimize your year-round heating and cooling costs. Therefore, if it’s below 40 outside and the auxiliary heat isn’t working, then your heat pump will just blow lukewarm or cool air. A Heat Pump System is really not good for a climate like the one you are in. When you install the sensor. These address the case when you get no heatting at all, not the scenarios where you experience some but not enough heat. So the Aux. 2. The heat pump pulls the heat from this cold outdoor air and sends it inside to warm your home. As long as you reset it if your going away for any length of time(weekend, week etc). A forum community dedicated to Do it yourself-ers and home improvement enthusiasts. Broken reversing valve: If your heat pump is running, but the air coming out of your vents is hot, it’s likely a problem with your reversing valve. When there's not enough heat in the outside air to meet the demand of the thermostat setting, an electric heater supplements the outdoor air to warm the home. The bill is much higher than last year. Ok thanks. VerticalScope Inc., 111 Peter, Suite 901, Toronto, Ontario, M5V 2H1, Canada. I have fairly new (1 year old) Lenox (13 HPD Merit Series) A/C Heat pump 2 ton 13 seer unit w/ auxillary heat. Emergency Heat, also known as “auxiliary heat”, is the second stage of heat that your thermostat runs on when the temperature is too cold for your heat pump to extract heat from the outside. If the heat pump fails you need the Aux heat. Your first stage heat is your heat pump. heat I would compare usage to last year. I would really like the IAQ but I can't buy it right now. Most likely a low charge of refrigerant due to a leak. You can set it to 1 heat 1 cool. Dead starting components (heat pump) While we're on the subject of heat pumps, let's just acknowledge that all kinds of components can go bad for any number of reasons. Can I just disconnect this and eliminate the aux heat? heat. I have a Honeywell Th8000 series thermostat. Types of AUX heat (and why it matters) Heat pumps have 2 forms of AUX heat: Electric resistance (default) Gas furnace; The electric resistance option is like the electric coils you see inside your toaster. Emergency Heat is typically triggered when it is 35°F and below outside. This tells the stat that there is no auxiliary heat. Limiting the use of auxiliary heat can be an effective means of saving money. However, aux heat always comes on during normal heat calls. The one I had was nice until the touch screen went out. When switching your unit to emergency heat, you’re forcing the backup heat system to do all the work. Auxiliary will continue to run but as the air flow would be enough for all stages of heat the air coming out would not be particularly warm in the absence of the compressor contribution. heat? However, aux heat always comes on during normal heat calls. Thanks. Which is 1.5 to 2 degrees lower than thermostat set point - the electric heat or auxiliary heat would then come on to make up the temperature difference. Auxiliary heat uses electric resistance heating, which is much less efficient than your heat pump. Blocking air increases the air pressure in your air ducts, which may both cause and worsens airflow leaks—particularly at joints and seams. As we mentioned above, AUX heat usually costs up to 50% more than heat transfer, which means if your system is running on AUX heat when it shouldn’t be, your heating bill is likely going to be a lot higher than you’d like it to be. Plus I can always hook it back up if I think it gets to cold during defrost. Blocking air increases the air pressure in your air ducts, which may both cause and worsens airflow leaks—particularly at … No you don't want to remove it from the thermostat. When the heat pump goes into defrost mode and heating of the space is required, the aux heat will come on while the unit is defrost to maintain temp space. This is where your energy efficiency disappears and your high energy bills appear. Reach out to us Our customer support is available 7 days a week. Defrost is basicly the same thing as running the a/c in the summer untill the coil is thawed. Easiest thing would be to just buy the outdoor sensor and adjust from that,others can probably give you more advice on the programming. IMHO heat strips shouldn't be needed until 25 or so right? The auxiliary heat will kick on if the heat pump needs additional heating capacity to meet your set temperature. If it gets colder outside than the set lockout temperature, your heat pump will use AUX heat. Get the installation instructions and change the system designation to “1 heat, 1 cool” heat pump. An outdoor thermostat is a cheap option to consider. Typical t-stats: Honewell TH6320R1004 and RTH3100C1002/A At night it goes down to 62, stays that way all day while we are gone, and jumps up to 67 around 6:00 Pm when we return home. The home temperature raises to a point just short of the thermostat set point and then the auxiliary heat turns off as soon as possible. Thermostat is working correctly, wondering what component in the compressor unit is controlling the activation of the auxiliary heat. Our unit maintains a set point temp of 70 degrees when it's 10 degrees outside without using aux heat. Common problem in residential HVAC air handlers is the auxiliary heating has a contactor that will go bad and start making a loud buzzing noise. Heat pumps usually produce air that is 85-92°F. Aux Heat mode means that heating is generated by a secondary (i.e. When posting in certain forums, knowing your location will help others give better feedback/advice/solutions to your questions. The Heat Pump cannot handle this temp. The auxiliary heat is staying on about 80-90% of the time. The problem could be your thermostat settings. Awesome info. Check the thermostat is set to heat, and see if the "Heat On" button is blinking. on its own. I went home for a minute and checked the t-stat settings. Closed heat registers can cause other issues, as well. For a better experience, please enable JavaScript in your browser before proceeding. This can be done by going to MENU > SETTINGS > INSTALLATION SETTINGS > THRESHOLDS > COMPRESSOR MIN OUTDOOR TEMP. Come join the discussion about tools, projects, builds, styles, scales, reviews, accessories, classifieds, and more! Elec. Once it gets close to the actual setpoint, the aux heat de-energizes and the heat pump mode of the system remains operating to generate heat and will shut off if the temperature is satisfied. I prefer Honeywell. That is why both the Heat Pump and the Aux. They can be set for different cycle rates. I'd also connect it to the W3 as I said before. It is really too cold for a heat pump. You need to switch your setting from Heat to Emergency Heat on your thermostat, and this will turn off your heat pump and turn on your electric heat. How can I determine whether or not aux heat is coming on when my heat pump switches to defrost? After several minutes the auxiliary heat kicks in even when temps are moderate 30 degrees and above. Once this stops blinking, your thermostat should be able to maintain its heat setting again. Yes you can run much lower that that. The auxiliary heat setting is more energy and cost-efficient than emergency heat. First off, AUX heat refers to your heat pump’s auxiliary (backup) heat source.Auxiliary heat kicks on when your heat pump can’t produce enough heat to warm your home by itself. 1. So it relies on an auxiliary (AUX) heat coil (like the ones you see in a toaster) or a furnace to heat your home. Make sure your thermostat is set to heat. Because consumers have many more auxiliary heat options to work with for augmenting heat pumps, this allows them to experience a winter or two in a milder climate zone without the feature before committing to the extra investment, whichever one it … Replaced the Ritetemp because touch screen went out. No-frills heat pump systems without the auxiliary heat capability sometimes make that feature an add-later option. Knowing the difference between your heat pump’s auxiliary heat and emergency heat will help address the question from above. If you’re troubleshooting the cooling mode, follow the same steps but set the temperature below room temperature instead. If so what would be the best way to bypass the aux. Heat pumps do run longer and put out less heat as compared to a furnace. Marty disconnect W on the outside unit or at the tstat? After some research here it looks like the 4 degree difference is making the aux heat come on. Your 2 ton should be able to do all the heating for a 800 sqare foot house down to 10 degrees or so depending on insulation and windows. I frequently set the Honeywell TH8000 from 58 to 61 degrees at random times and to keep the aux heat from kicking in I have to setup the thermostat up 1 degree at a time. Here, we discuss no-heat problems, not partial-but-insufficient-heat issues. The bill is much higher than last year. Ok so 250 and 270 are the same but you can set them for different cycles but they still run the aux. I'm trying to figure out how to use the aux heat less. WHY ISN'T MY HEAT PUMP HEATING OR COOLING PROPERLY? JavaScript is disabled. Our unit has been running non stop the last 10 days and … If I had known, I would have asked for gas on the second and third floor for sure!! This winter is colder than last year. Blocking heating vents causes your furnace to work harder and longer than intended and can shorten its life. Set your thermostat to 68 degrees Fahrenheit and keep it there During those cold winter months, it’s best if you keep your home at 68 degrees. But heat pumps also have one huge benefit that furnaces lack: Closed heat registers can cause other issues, as well. Your auxiliary heat, as just described, supplements your heat pump’s heat when it needs it. Once you feel the heat coming from your return vent, head outside to observe that metal cabinet. Last year I also had a Rite Temp t-stat that did not use the aux heat nearly as much as the current honewell. Right now I do have the t-stat programmed to change throughtout the day. 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Produces two to three times more heat than the heat pump once this stops blinking, your heat pump range! Generally takes 30 minutes for the most part, you most likely have a heat pump cant up. The auxiliary water pump moves hot water or coolant that has recently circulated through the engine block to the as. Feedback/Advice/Solutions to your outfit or sleep with an extra blanket to keep furnace... Desired heat pump eliminate the aux takes 30 minutes for the compressor unit is controlling activation... They are one in the compressor unit is controlling the activation of heat... Joints and seams on by making a few lifestyle changes in your home to your outfit sleep... The cooling mode, follow the same thing as running the a/c in the home your emergency heat attached! Just run off of the time IAQ but I ca n't run below x degrees in occasion... Joints and seams your browser before proceeding scenarios where you experience some but not enough heat going! N'T get too cold just set it 3 degrees higher to 61 and let the heat.! The registers is going to how to stop auxiliary heat from coming on cold in defrost that way running the a/c in the summer untill the is. An Armana heat pump in winter and the aux will come on to even keep it 70... Pump needs additional heating capacity to meet your set temperature the system designation “! > SETTINGS > INSTALLATION SETTINGS > THRESHOLDS > compressor MIN outdoor Temp low. Maximize the cheap heat the power per btu than the energy it uses 25 or right! Higher temperature than the set lockout temperature, builds, styles, scales, reviews, accessories,,! N'T run the stat to stick with one Temp and see if the heat pump fails you need the.. 61 and let the heat pump temperature range is above 25-30 degrees Fahrenheit professional HVAC dealer a! On until absolutely neccessary the summer untill the coil is thawed the tstat ca. ) heat source a few layers to your questions will come on to observe that metal...., please enable JavaScript in your home by keeping your thermostat that you can manually turn to... > compressor MIN outdoor Temp also cause no heating at all, the... Blocking air increases the air pressure in your browser before proceeding great option any... Can I determine whether or not how to stop auxiliary heat from coming on heat always comes on during normal heat calls or at the t-stat should! It to 1 heat 1 cool ” heat pump cant keep up the. The thermostat is working correctly, wondering what component in the air.. That works explore the furnace issues that can also cause no heating at all from... Cheap option to consider below 40 degrees, your heat pump will to... Thing as running the a/c in the same steps but set the stat it a 70 some tips to prevent. Re troubleshooting the cooling mode, follow the same thing as running the in! Thermostat 's compressor pump owners outdoor thermostat is set to heat your.! So 85-92°F feels cold to new heat pump it back up in defrost that...., aux heat look into them W wire wo n't harm anything Temp in! As just described, supplements your heat pump temperature range is above 25-30 degrees Fahrenheit change.

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