For A 5 Wire Thermostat Wiring Diagram. Our page top sketch courtesy of honeywell controls illustrates the wiring diagram for a traditional honeywell t87f thermostat used for 2 wire single pole single. For five wires g fan green r 24 vacrrc red c 24 vac common blue brown or purple are the most common y compressorair conditioner yellow w heat white.
Thermostat wiring colors to labels thermostat wiring hvac thermostat refrigeration and air conditioning. If not the structure wont function as it ought to be. Wiring instructions i just bought a honeywell ct 31 thermostat it has 4wiresold thermostat had 2 wirescan i use new 4 posted by grandmaof3x1 6 years ago.
Most setups will be just fine with letters but if the print is a bit fuzzy falling back to colors will help you to figure out where each wire goes.
Thermostat wire used for heating and cooling systems is usually 18 gauge solid copper conductor unshielded cable. It includes instructions and diagrams for various types of wiring techniques and other items like lights home windows and so forth. Here is a picture gallery about 3 wire room thermostat wiring diagram complete with the description of the image please find. What are the wire colors for a thermostat 5 wire tutorial knowing what are the wire colors for a thermostat is half the battle when it comes to installing one.