Replacing thermostat for gas furnace only
Have a 2003 Fourwinds with the old style wall thermostat with the hard on/off switch and temp adjustment below with just bars (no numbers). On several occasions, the furnace will start and heat up cam...
Forum Discussion
Ok, got a Honeywell RTH111 non-programmable termostat.....question: It has 8-wire pins on back labeled "B,O,G,Y,W, R, Rc" and don't know which to hookup the red or white wires coming from my old thermostat. Anyone know which to use? As usual, the diagrams on instructions are almost impossible to understand. Trial and error should give me the answer, but thought I'd ask beforehand. Thanks!
