Furnace Thermostat Wiring Diagram


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Furnace Thermostat Wiring Diagram - thermostat wiring and wire color chart thermostat wiring colors code tstat terminal designation color of wire and termination r the r terminal is the power heat pump thermostat wiring chart diagram hvac the following graphics are meant as a guide only always follow manufacturers instructions for both the thermostat and the hvac system additional articles on this site concerning thermostats and wiring can help you solve your problem or correctly wire a new thermostat honeywell thp9045a1023 wiresaver wiring module for thermostat programmable household thermostats amazon reader question i just picked up a new trane programmable thermostat for our air conditioner heat pump system when i took the front off the current honeywell thermostat it looks like there are quite a few more wires than what the new thermostat will accept the thermostat has seven wires connected to terminals labeled c r w2.
e y1 and w1 together with a jumper o b and g if you don t see a c wire here at your thermostat don t assume you don t have one just yet it might be stuffed into the wall which is what some installers do when the c wire is present but not needed you can also look inside your furnace see method 2 electric diagrams tell us more about a piece of equipment than anything else there are 3 different types of diagrams the first is the elementary ladder or schematic diagram this one is an aide for sequencing a piece of equipment to test for heat turn the thermostat to the heat position set the temperature as high as it will go such as 80 degrees f and wait five minutes for the furnace to activate thermostat terminals are located on the lower left the burner motor and transformer wires are hooked on the lower right side when the thermostat calls for heat a heater starts


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