Skip to main content
3 events
when toggle format what by license comment
May 27, 2014 at 21:00 comment added BMitch An unused wire is best. See the chart here, particularly the letters (colors are a convention but don't have to be followed): wiki.xtronics.com/index.php/Thermostat_signals_and_wiring
May 27, 2014 at 20:50 comment added user21743 I also have an unused yellow wire that was pulled through the wall. Would it be better to reconfigure, or would that cause more issues / deeper understanding of what exactly is going to the furnace control board?
May 27, 2014 at 13:32 history answered BMitch CC BY-SA 3.0