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
Thanks guys......W is White wire and R for Red wire (according to Honeywell tech) so I tried it and it worked!! Simple fix and now need to keep supply of AAA batteries just in case they drain down (no battery/no heat!!).
