This wire connects to your heat pump if applicable. There are only four wires going into the existing thermostat red green blue white.
Installing Double Pole Line Voltage Thermostat Home
Four wire thermostat wiring diagram. Yellow the yellow wire connects to your compressor. Honeywell thermostat wiring diagram 4 wire. This wire may be red without an h attached in some cases. Tuned the targeting for 4 wire thermostat wiring color code removed ad code and added tags. Heat pumps are different than air conditioners because a heat pump uses the process of refrigeration to heat and coolwhile an air conditioner uses the process of refrigeration to only cool the central air conditioner will usually be paired with a gas furnace an electric furnace or some other method of heating. The rh wire connects to the heating system.
A wiring diagram is an easy visual representation with the physical connections and physical layout associated with an electrical system or circuit. Rc red wire power 24 vac rh or 4 red wire jumpered power 24 vac. Orange this wire connects to your heat pump if you have one. Honeywell thermostat wiring diagram 4 wire. 4 wire thermostat wiring diagram a beginner s overview of circuit diagrams. Literally a circuit is the course that enables electricity to.
A wiring diagram is a streamlined conventional pictorial representation of an electrical circuit. It shows how the electrical wires are interconnected and will also show where fixtures and components might be attached to the system. We have a 19 year old condo with an old carrier mercury thermostat. The diagram below shows how a basic 4 wire thermostat is connected as indicated by the color code chart above. 4 wire thermostat wiring diagram what is a wiring diagram. We have both a natural gas furnace and an ac unit.
Obtaining from factor a to direct b. The basic heat ac system thermostat typically utilizes only 5 terminals. Wall plate for a 4 wire smart thermostat installation. A first look at a circuit representation could be complicated however if you can check out a train map you can check out schematics. White the white wire is what connects to the auxiliary heat on your system. Green the green wire connects to the fan.
Wellborn variety of 4 wire thermostat wiring diagram. Commonly used green white yellow and red thermostat wires. It reveals the parts of the circuit as streamlined shapes and the power and also signal connections in between the gadgets. References for 4 wire thermostat wiring color code. The rc wire connects to the cooling system. Thermostat wiring diagrams for heat pumps heat pump thermostat wire diagrams.
The blue wire on the thermostat is the common or c wire. 4 wire or 5 wire thermostat wiring problem question. October 18 2018 by larry a. This one uses the green wire as the c wire instead of the g fan wire.
Gallery of Four Wire Thermostat Wiring Diagram
