This just lets you know you are in emergency mode. The Nest Thermostat will display which stage of heating or cooling is active, and shows AUX. HEAT when the auxiliary heat pump is active. Note that for heat pump systems, “ AUX.
HEAT ” means that all stages of the main heat and auxiliary heat are active.
For conventional heating and cooling the Nest .
Electric heat strip- This electric heat strip is auxiliary heating (or “ aux heat ” as it shows up on your thermostat).
What brand of thermostat do you have? Emergency heat ” means constantly using the backup heat. Is it possible that you are actually running in Auxiliary Heat when the red light is on? There are couple of possibilities.
The thermostat tells the heat pump to turn on the auxiliary electric heat when the temperature differential between where the thermostat is set and the. What that basically means is the heat pump part of your heating system, which is commonly described as an air conditioner working in reverse, needs help . If it fails to do so, then it is . What are the benefits of use the keypad lockout feature? Heat pumps have aux heat or called heat strip this is how they work.
The keypad lockout feature is ideal for families with children. When outside temperatures drop too low to allow the heat pump to extract heat from the frigid air, some systems switch on an auxiliary heating function to supply the rest of the heat needed to reach the desired temperature inside. While some heat pumps have that auxiliary heating capability, others do not.
What this means is that the house will heat up using the heat pump outside first. My auxiliary heat is provided by electric coils installed above the A-Coil in the air handler. Under normal operating conditions, the auxiliary heat is brought on automatically by the thermostat when the indoor temperature drops during heat pump operation. This HVAC Video is about Heat Pump Thermostats- the wiring color code, terminal functions, and exactly what happens inside the thermostat as well as what the difference is between the heat , aux , and emergency heat.
A thorough knowledge of these functions will aid with troubleshooting procedures to . Your geothermal heating will function however it simply needs to produce more heat to keep up ( meaning it will run longer). Most systems will have an auxiliary heat backup ( electric) . If you have selected heat pump as your primary source, this feature will allow you to configure the auxiliary heat connected to the system. Furnace Type: Allows you to configure the type of.
This ensures the compressor does not short cycle which could affect the operating life of the system. Nest Learning Thermostats support two stages of heating and one stage of cooling for conventional systems, and heat pumps with auxiliary heat. This is adjustable from 2- 900 . To learn more about Nest thermostat support for different types of systems, please see: Nest thermostat technical specifications.
As the outside air gets colder, there is less heat available outdoors for the heat pump to absorb and transfer indoors.
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