I think there is a setting that will allow me to adjust that time period where it notifies me of this, but I don't want to cause damage to the furnace. Let tstat keep up as needed. When the balance point between outdoor temperature and heatpump capacity has been exceeded. heat pump (air or geothermal) with auxiliary heat This diagram illustrates the wiring connections for a heat-pump system with auxiliary heating. When its gets with 1.5 degrees of room temperature, the back-up heat cycles off and the heat pump continues to run trying to keep up to reach temperature, but it cannot. You may be able to get away with less if your system is oversized or you have a well insulated home. • Your auxiliary heat source is running • at higher than expected outdoor • temperatures. The long version: Nest Theremostat E supports 2 stages of either heating or cooling, and 1 stage of the other. So if this threshold is set to AUTO or 10 minutes and we set our Temp Delta to 5 degrees, it will still only run the heat pump for the 10 minutes then switch to Aux even if its within the … … We have a heat pump and there's no gas heat or anything like that. Press J to jump to the feed. Batteries are only a major problem to thermostats that don’t have a C-Wire or some means to draw power from the mains supply for instance the ecobee PEK. You’ll have to play with it to find the perfect number. Short version: the ecobee supports more stages of heating and cooling than the Nest Thermostat E, for both conventional systems and systems with a heat pump. With that in mind, below are some of the most common heat pump problems, as well as possible explanations and fixes for these issues. Ecobee and heat pump. Here's how to make it right. I’m a pro. If your heat pump seems to be stuck on auxiliary heat mode and the temperatures outside are above 35 degrees, you should call the professionals at Precision Heating & Air. Aux Outdoor Temp Alert- If you have a heat pump with an auxiliary heat configuration, you can configure your ecobee3 to generate an alert if the auxiliary heat is called for when the outdoor temperature exceeds this programmed set point. Should I be concerned about this message? Before getting to the technical part, let me clear a common dilemma to most individuals, does ecobee work with a heat pump- absolutely yes, depending on the version of the ecobee kit you got, you can configure the heat pump into the ecobee home kit. So long story short, when it’s at 64 and I want it to be 72, it’s going to cost me a bit extra to bridge that gap. Your ecobee will take into account the performance of your HVAC equipment relative to the effects of weather on your home. I wouldn't, it's just gonna be expensive. I’m not sure I agree with this guide.. he has some okay advice in there but no logic behind some of the choices. Auxiliary Heat Run Time: Auxiliary heat source is running too often. It's been pretty cold here for us, so I'm not sure how I should change that. • Your auxiliary heat source is running • too often. There's also a setting to change the length of time before the warning triggers. Having Emergency Heat on can and will be more expensive to run. That's winter for us geothermal users. Thanks! 3hours + is not unusual in colder weather. Auxiliary heat kicks on when your heat pump can’t produce enough heat to warm your home by itself. Low thermostat battery alert. To Configure Temperature Correction. In other words, the factory set the outside temperature at which the auxiliary heat should come … If you are, that's probably the issue. The trick is to find out how low your heat pump will run efficiently and then set the aux heat threshold around that temperature. AUX heat is running, but it’s hot outside: Unless temperatures are 35 degrees Fahrenheit or below, it doesn’t make sense for AUX heat to run for a long time. For me, with electric resistance heating, some of them didn't make a lot of sense at their defaults -- for instance, the Ecobee will lock out the heat pump from running if it's below 35F outside. 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. I have a heat pump/furnace setup and it has been too cold recently for the heat pump to run effectively. The ecobee will not be compatible with high-voltage systems. I think I'm having a problem whereby the Ecobee isn't actually activating the auxiliary heat on my heat pump. If you try to do big setbacks, like with home/away or a nightly setback during sleep aux is often needed to get the temp back up to where you want it. Are there some settings I should change? The ecobee will work with about 95% of HVAC systems. With Arizona’s high temps, there usually isn’t much need for secondary heating. This option should also be used for installation where the heat pump evaporator coil is downstream from the source of auxiliary heat. It's also worth checking out some of the thresholds for the Ecobee regarding heat pumps (under Settings->Installation Settings, I believe). 40 is about the sweet spot for our house. **Note that if your Emergency Heat light is on but your thermostat is NOT set to Emergency Heat, this is an indicator there’s a problem with your heat pump and you should call for advice and service. Heating or cooling, and aux heat can cause your utility bill to be to aux Runtime, i... I installed the ecobee does one thing very, very wrong use heat... 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