Rc red wire power 24 vac rh or 4 red wire jumpered power 24 vac. Both examples of how to wire a honeywell thermostat with 4 wires are discussed below.
Thermostat Wiring Color Code Decoded
Thermostat 4 wire wiring diagram. We have both a natural gas furnace and an ac unit. Literally a circuit is the course that enables electricity to. But here is a list of the most common wire color mappings as seen in many four wire t stat setups. 4 wire thermostat wiring diagram what is a wiring diagram. A first look at a circuit representation could be complicated however if you can check out a train map you can check out schematics. Orange this wire connects to your heat pump if you have one.
Honeywell thermostat wiring diagram 4 wire examples the table above provides a more complete list of honeywell thermostat wiring colors and their uses. White the white wire is what connects to the auxiliary heat on your system. The yellow wire connects to your compressor. July 25 2018 by faceitsalon. Green the green wire connects to the fan. It shows how the electrical wires are interconnected and will also show where fixtures and components might be attached to the system.
4 wire or 5 wire thermostat wiring problem question. The diagram below shows how a basic 4 wire thermostat is connected as indicated by the color code chart above. There are only four wires going into the existing thermostat red green blue white. 4 wire thermostat wiring diagram sample. A wiring diagram is an easy visual representation with the physical connections and physical layout associated with an electrical system or circuit. 4 wire thermostat wiring diagram a beginner s overview of circuit diagrams.
It reveals the parts of the circuit as streamlined shapes and the power and also signal connections in between the gadgets. The basic heat ac system thermostat typically utilizes only 5 terminals. Here is the industry standard thermostat wire color code used for most systems. How to wire a honeywell thermostat with 4 wires. Some have the common c wire while others do not. Variety of 4 wire thermostat wiring diagram.
The green wire connects to the fan. 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 wire connects to your heat pump if applicable. The rh wire connects to the heating system. The white wire connects to your heat. Typical 4 wire thermostat t stat wiring examples follow.
Obtaining from factor a to direct b. Thermostat wiring diagrams for heat pumps heat pump thermostat wire diagrams. Yellow the yellow wire connects to your compressor. A wiring diagram is a streamlined conventional pictorial representation of an electrical circuit. The rc wire connects to the cooling system. We have a 19 year old condo with an old carrier mercury thermostat.
Gallery of Thermostat 4 Wire Wiring Diagram
