Favorite Carrier Furnace Thermostat Wiring Diagram

If the thermostat has an rc terminal it is not needed for this application.

Carrier furnace thermostat wiring diagram. It does not matter if you leave the jumper in the thermostat or take the jumper out if a. When the red wire is disconnected from w the furnace should turn off. Thermostat terminal designations quick guide detail wiring color guide below.

Y2 wire connects to y2 terminal and is for cooling stage 2. The thermostat should automatically complete these connections when a set temperature is reached. Some thermostat units have a dedicated r terminal and it jumpers to the rc rh or 4 terminals internally.

When you make use of your finger or follow the circuit along with your eyes it is easy to mistrace the circuit. Free carrier furnace heat pump air conditioner installation service manuals wiring diagrams parts lists. The red wire or 24 vac power lead is connected straight to the rc 4 terminals.

Heating only thermostat wiring diagrams if you only have a furnace such as a gas furnace oil furnace electric furnace or a boiler. Furnace thermostat wiring diagram terminal letters on a thermostat and what they control the hot wire 24 volts usually red from the transformer is the main power wire to turn on or off a furnace components. Assortment of gas furnace wiring diagram pdf.

Y yellow wire for cooling enable g green wire controls fan on auto the diagram shows how the wiring works. However your connections may seem a little different on the thermostat itself. My paperback and e book.

The w y and g terminals should be pretty straight forward on. Red wire connects to the r terminal. Click on the image to enlarge and then save it to your computer by right clicking on the.