The same fire icon is shown for when the regular heat is running and when the aux heat is running instead. 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 auxiliary heating system should begin to operate and the thermostat will indicate “Heating Auxiliary” on the screen. Mike David Butler. I'd like to just set it 3 degrees higher to 61 and let the heat pump raise the temp without the aux heat. If you are one of them then in this guide you will learn how to turn off auxiliary heat on Honeywell thermostat. By bumping your thermostat up three degrees, the auxiliary heat must kick on to catch up with your new demands. All rights reserved. Cross and drop a couple of degrees below … i have it set at 67 degrees and that's where its been ever since i've turned on the heat. Moreover, you can only use emergency heat when the outside temperature is really low. A surefire way to know if there is an issue with your system is to check the auxiliary heat light. Select Emer. I had a Honeywell IAQ at my last house with dual fuel but an air source HP. However, this is a function that consumes too much energy. This will turn the heat pump off so that it stops making ice and allow the warm air from backup elements to thaw the coil. eval(ez_write_tag([[468,60],'housemachinery_com-box-4','ezslot_0',115,'0','0']));Besides, you can prevent the system from spending too much energy on maintaining a warm temperature in the winter. While a gas furnace is not as efficient as a heat pump, it is more efficient than a heat pump using auxiliary heat. You can also choose to add more layers when you go to sleep. If your short-trips are long enough that you need heat, and you're actually getting heat, the Webasto was plenty hot. The furnace is wired with compressor and control circuit to one of these aux banks so turning their breakers off will also turn the compressor/controller off. Also, it is a matter of keeping the temperature warm for a few minutes at a high cost. This way you can save some money on your next electricity bills. You may find that this is slightly uncomfortable, but you can make up for it by wearing more layers and snuggling up with a cozy blanket. In short, auxiliary heat is a secondary function of a heating system. (pump) (Only applies on heat pumps with auxiliary heat) Heat from an auxiliary source is generally more expensive than heat from air exchanger heat pumps. Extremely efficient, this process produces two to three times more heat than the energy it uses. Page 11: Cooling heat i smanually activated bypressing theread HEAT button for four seconds. 12 comments. This way your thermostat will not need to turn on the auxiliary heat to balance the temperature.eval(ez_write_tag([[250,250],'housemachinery_com-medrectangle-4','ezslot_8',107,'0','0'])); While this may be somewhat uncomfortable due to the lower temperature, it is possible to solve this problem in other ways, such as using a blanket. Your auxiliary heat, as just described, supplements your heat pump’s heat when it needs it. Therefore, to understand how the auxiliary heat works, you must read the instructions correctly. Emergency Heat is typically triggered when it is 35°F and below outside. Their thermostat is set to help accommodate your preferences, but the temperature may not always remain constant. Pay close attention to when and how often your thermostat reads with the auxiliary setting. hide. Instead of allowing the indoor temperature to drop low enough to signal the auxiliary heat, it will be able to keep a more consistent temperature in your main living areas. Another common scenario is when the thermostat calls for a three-degree temperature rise. Some people find that their thermostat is stuck on aux heat because their HVAC system simply canât keep up with a reasonable demand. Turn System On/Off The OFF button is used to turn the system both on and off. Nest Thermostat Settings. This bypasses the heat pump and runs auxiliary-only heat. Get the installation instructions and change the system designation to “1 heat, 1 cool” heat pump. This is because your outdoor heat pump will have a more difficult time creating enough warm air to heat your home. First, you should have a good grasp of when it is appropriate for your auxiliary heat to turn on. Select “Settings”. Thanks for any help you can give me. David Butler. Limiting the use of auxiliary heat can be an effective means of saving money. The outdoor unit will be off in emergency heat mode - that is, with the stat turned to emergency heat, not regular heat with aux heat on. New comments cannot be posted and votes cannot be cast. This way you don’t have to spend money on too much energy. In these cases you can manually enter a higher differential to avoid the auxiliary heat coming on for a certain time or temperature difference (it is up to you what value you would like to keep it at). This way, the system maintains the right temperature without waiting for the heat pump to turn on. Shut off your Heat Pump if you have a Gas Furnace for the Back Up Heat. Once you feel the heat coming from your return vent, head outside to observe that metal cabinet. temperatures for aux. Save my name, email, and website in this browser for the next time I comment. Another reason you may see the auxiliary/emergency heat come on is … If the airflow to your unit is blocked by snow, ice, leaves or another type of debris, this can make it hard for the heat pump to do its job. If the temperature does not pick up within the first few minutes, many of the new Honeywell models will prompt the aux heat setting. This means, when the temperatures start to drop and your heat pump cannot produce enough hot air to warm your home the aux heat will turn on. The auxiliary heat pump should run more often when the temperatures outside dip below freezing. Sometimes, you may notice that the aux heat comes on every time the furnace kicks on. 67% Upvoted. When I turn it off, I can hear the heat pump click off outside. The issue could lie with your heating system. Learn more about what to do if your aux heat keeps coming on this winter. For some homeowners, the “AUX” heating source will be electrical resistance heating, which are essentially large wire heating elements that are heated by electricity. I do not have my switch set to Aux Heat. eval(ez_write_tag([[300,250],'housemachinery_com-banner-1','ezslot_7',121,'0','0']));All you need to do is to have some firewood, warm clothes and extra blankets on your bed. 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. Select Emer. Not asking how to turn aux heat on or off but how do I know if what’s running currently is the auxiliary heat or not? Select “Heat Pump … If the auxiliary heat runs all day long, you need to have your system looked at by a professional. 6. Unit is blocked: Your heat pump pulls heat from the air outside into your home. Emergency heat is when you turn on a secondary heat source manually. The heat pump pulls the heat from this cold outdoor air and sends it inside to warm your home. Auxiliary heat is when the secondary heat source turns on automatically. I'm trying to replace an old drop-in (wired) heater, and ran into a problem: The new heater has 2 black wire receptacle leads, but the supply leads are black & white, yet seem to be 240V. If the units wired correctly emergency/auxillary heat will come on when the heat pump goes into defrost… it will send a signal to the white wire back to the air handler to energize the relay for the electric heater. Short for auxiliary heat, this system is designed to heat your home up quickly instead of waiting for the cold heat pump on the exterior of your home. Shut the door and close the vents so that the rest of the warm air can be redirected to the rest of your home. Learning how to stop auxiliary heat from coming on can actually be quite simple. It is my understanding that it should not kick into AUX heat unless the temperature setting is set 3 degrees or more above what the temp is reading on the screen. What does aux heat mean on a Honeywell system? So when a thermostat detects a drop in the normal room temperature it should turn the heat pump on. • Circulating Fan • Press the “Menu” button on the thermostat and press the “Next” button until you reach the “Fn” screen. OK what we need to do is turn the thermostat to EMERGENCY HEAT. It is clear that your auxiliary heat may be malfunctioning and could require professional help. Clean off your heat pump and clear away any debris that may be blocking the way. 12 comments. I'm an amateur DiYer, and just starting to tackle electrical work, so please bear with me! report. Install the best insulation so that your home can hold heat better. AUX heat turns on to keep you warm. You can take advantage of the sun’s energy by allowing it to enter through your windows. Electric heat strip - This electric heat strip is auxiliary heating (or “aux heat” as it shows up on your thermostat). Before the winter season really begins, it is best to schedule a time to have your system inspected and tuned up. When I turn it off, I can hear the heat pump click off outside. save. (The actual temperature differential will depend on your heat pump model.) So all heat pump system have an auxiliary heat source, typically standard electric heating elements, that activate as needed when it can't maintain the desired indoor temperature without help. In short, auxiliary heat is a secondary function of a heating system. First of all, you can use your thermostat’s programming. Go to “Nest Sense”. Auxiliary Heat. That auxiliary system built into the units is electric resistance heat -- just like you'd see in a toaster where wires heat up and glow red. report. heat, you'll need to turn Heat Pump Balance OFF again. Add a few layers to your outfit or sleep with an extra blanket to keep your furnace from working so hard. 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