Commonly used green white yellow and red thermostat wires. Honeywell thermostat wiring diagram 4 wire.
Zen Exp Wiring A Nest Thermostat To A Carrier Furnace
Four wire thermostat wiring diagram. Rc red wire power 24 vac rh or 4 red wire jumpered power 24 vac. References for 4 wire thermostat wiring color code. Green the green wire connects to the fan. The blue wire on the thermostat is the common or c wire. There are only four wires going into the existing thermostat red green blue white. This wire connects to your heat pump if applicable.
This wire may be red without an h attached in some cases. October 18 2018 by larry a. 4 wire thermostat wiring diagram a beginner s overview of circuit diagrams. Honeywell thermostat wiring diagram 4 wire. The rh wire connects to the heating system. The diagram below shows how a basic 4 wire thermostat is connected as indicated by the color code chart above.
4 wire or 5 wire thermostat wiring problem question. 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. This one uses the green wire as the c wire instead of the g fan wire. Orange this wire connects to your heat pump if you have one. It shows how the electrical wires are interconnected and will also show where fixtures and components might be attached to the system.
A wiring diagram is a streamlined conventional pictorial representation of an electrical circuit. It reveals the parts of the circuit as streamlined shapes and the power and also signal connections in between the gadgets. We have a 19 year old condo with an old carrier mercury thermostat. 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. The basic heat ac system thermostat typically utilizes only 5 terminals.
We have both a natural gas furnace and an ac unit. Yellow the yellow wire connects to your compressor. 4 wire thermostat wiring diagram what is a wiring diagram. Obtaining from factor a to direct b. The rc wire connects to the cooling system. Wellborn variety of 4 wire thermostat wiring diagram.
Thermostat wiring diagrams for heat pumps heat pump thermostat wire diagrams. Literally a circuit is the course that enables electricity to. A wiring diagram is an easy visual representation with the physical connections and physical layout associated with an electrical system or circuit. White the white wire is what connects to the auxiliary heat on your system.
Gallery of Four Wire Thermostat Wiring Diagram
