How do I stop nest from using auxiliary heat?
Go to SETTINGS > NEST SENSE (which is the 4th setting from the left). Select “Heat Pump Balance“. Choose “OFF”.
Is it bad if auxiliary heat comes on?
It does need to be noted， if your thermostat stays in “Aux Heat” even when temperatures outside rises， you should call to have it serviced. Auxiliary heat uses electric resistance heating， which is much less efficient than your heat pump. Therefore， a heating system stuck in AUX heat will run up an energy bill.
Why does my heat say aux heat on?
If your aux heat indicator is on， it means your heat pump needs a little help reaching its target temperature setting. Aux heat comes from the same heat source as emergency heat， but aux heat works together with your heat pump， so it’s less expensive than emergency heat.
Should thermostat say aux heat?
Turning your thermostat to “heat” came with an unexpected “AUX” function appearing. … The “AUX Heat” mode is usually an indicator that it’s freezing outside， and your is heat pump is using a secondary backup heat source – your auxiliary heat—to keep your home at your set temperature.
Is AUX heat the same as emergency heat?
Auxiliary heating turns on automatically to help heat your home more quickly if the temperature drops suddenly. The emergency heat setting has to be manually switched on and should only be used in temperatures below 30 degrees.
How do I turn off auxiliary heat on my Carrier thermostat?
2. To turn off emergency heat， press the mode button again to select heat， cool or auto. You can install batteries in your thermostat so that if the power goes out， the display will still show the indoor temperature. In some situations， batteries are also the power source.