R the r terminal is the power.
Carrier ac thermostat wiring.
My paperback and e book.
Carrier to honeywell thermostat wiring carrier air to air heat pump model fv4bnf003000aaaa with electric backup dehumidifier and outdoor temp and humidity sensor.
For programmable thermostats and smart thermostats c wires are essential for setting a schedule or having your heat or air conditioner turn on at a desired temperature while some units can run without a c wire even brands like nest recommend having one for optimal.
The red wire controls the main power switch for the heater and the cooler.
Assuming the wires follow the standard color code you ll be making the following basic connections for a single zone heat pump.
Color of wire and termination.
Carrier thermostat wiring honeywell thermostat wiring it s all basically the same.
Red wire to rh or rc which are usually bonded.
From the unit to the thermostat i have 10 wires 2 of them being my outdoor temp and humidity sensor.
The thermostat is the primary way to control heating and cooling in your home and it can be as simple or advanced as you want from traditional to smart thermostats carrier gives you top of the line controls for your home heating cooling and air quality needs.