Neat Lennox Thermostat Wiring Color Code
Thermostat wire color code guide.
Lennox thermostat wiring color code. Industry standard for geothermal heat pumps. Color of wire and termination. This way if your color codes don t match the normal code as the chart below indicates you can still get a good idea of which wire should go where on your new thermostat.
Industry standard for geothermal heat pumps. What color should they be hooked up to on the nest. It is a red wire and comes from the transformer usually located in the air handler for split systems but you may find the transformer in the condensing unit.
It s important to note that in some cases the color of the wire does not necessarily mean it connects to that came color one the board. R the r terminal is the power. Lastly if you have a package unit then the.
Assortment of lennox furnace thermostat wiring diagram. Thermostat wiring and wire color chart thermostat wiring colors code. The thermostat wire is color coded so the technician can identity which wire goes to which port on each board.
Switching from a lennox 49w95 thermostat to a nest switching from a lennox 49w95 thermostat to a nest thermostat. Red or rc wires. The lennox wiring is r red wire 1 brown 1 white and c blue.
If you re changing your old style thermostat to a programmable type then most hvac systems are compatible and will work just fine with a programmable unit. Click on the image to enlarge and then save it to. I did r to r 1.