Two Stage Air Conditioner Thermostats

The control for staging is in the thermostat and is temperature based.

Two stage air conditioner thermostats. This video is part of the heating and cooling series of training videos made to accompany my we. When the thermostat first turns the unit on only the first stage heating or cooling components run unless the second stage components are needed to maintain a desired temperature. Two stage thermostats run two stage air handling systems which heat and cool in two phases. For heating or cooling units that have a high and low speed.

A two stage ac offers two levels. Staging control two stage furnace air conditioner thermostat control problem. For use with a fireplace floor or wall furnace. There are ways you can check what both the type of system you have and how many stages it is but this usually involves taking a look inside your current thermostat.

Works with 2 stage or multi stage heat or cool. This one explains the 2 stage thermostat and how it is wired. From my experience this is typically set up during the initial installation. Two stage units don t run as continuously as a variable speed ac but they do cycle on and off less frequently than single stage systems.

Two stage thermostats help with the efficient regulation of two stage heating and cooling systems which offer high output for inclement weather and low for more temperate weather. 110 or 240 direct current power source used in some older homes to power the thermostat. A two stage unit runs at full capacity when you need it to and at a lower level when you don t. A two stage or variable speed system may only be operating at a single speed because the thermostat or control system doesn t allow for two stage wiring.

Without a lower speed setting the air conditioner has to shut off completely once thermostat settings are reached which means temperatures can rise up several degrees above what is comfortable before the system turns on again. Stage two or multi stage means your system is capable of heating and cooling on both low and high speeds. Without additional information the best solution is to purchase a thermostat designed for your hvac system likely a two stage on the heating side or in some districts your utility will provide you a thermostat for free. If the settings in the thermostat are not correct then the system will not stage properly.

You should be able to check the manual that comes with the inside unit and select a thermostat using that. A dual fuel system which is comprised of a gas furnace and a heat pump should be connected to a thermostat or control system that can accommodate the specific heating set points. But the two stage air conditioner can meet your cooling needs about 80 of the time with its low setting meaning it will run more often without as many starts and stops.