One Two Furnaces Gas Furnace Thermostat Wiring Diagram. Otherwise the arrangement will not. Each part ought to be set and connected with different parts in particular way.
Your system likely only has one transformer as most typical residential systems only use a single transformer for. The connection that the thermostat makes to start the furnace is the r to the w on the furnace so we need the thermostat to be able to do that for two separate furnaces so what we do is have the thermostat make a dpdt relay that tin turn makes both furnaces r to w connection i can draw a sketch of it if that helps. There are just two things that will be found in any gas furnace wiring diagram.
Nest e compatible w amana amvc96 two stage variable sd gas furnace doityourself com community forums.
You want multiple zones on a single furnace. Rh power for heating 24v. Lennox hvac wiring wiring diagram 500. The builder used the smallest one he could find and it didnt have enough oomph to power the new one but that was easily solved.