Goodman Two Stage Furnace Thermostat Wiring

I recently received a nest thermostat and am having issues rewiring it.

Goodman two stage furnace thermostat wiring.

If you also have air conditioning ensure the yellow wire is connected to the y terminal on both the thermostat and the furnace. A dual fuel system which is comprised of a gas furnace and a heat pump should be connected to a thermostat or control system that can accommodate the specific heating set points. Variety of goodman furnace thermostat wiring diagram. I have the outside temperature sensor also.

A wiring diagram is a simplified standard pictorial representation of an electrical circuit. After having many different people working on my hvac unit i m told the wiring is a mess. I recently got a honeywell lyric t5 thermostat and when setting it up i notice that there is only one w wire. Not only does it let you control temperature easily the unit can also be able to understand your pattern.

I have a gmv950704cxba 2 stage furnace with a pcbbf107s furnace control board. I just want to be sure to land the right wires on the strip in the furnace and at the thermostat. I have a goodman dual stage heat pump and a goodman multistage furnace and a white rodgers big blue touchscreen 1f95 1291 4 heat 2 cool thermostat. A two stage or variable speed system may only be operating at a single speed because the thermostat or control system doesn t allow for two stage wiring.

If you have two stage cooling the light blue wire should be connected to the y2 terminal on both the thermostat and the furnace. It reveals the parts of the circuit as simplified shapes and also the power as well as signal links between the tools.