Coleman Mach AC communications error help
I have a Coleman Mach 9330A633 15000 AC in my fiver, original equipemnt. It has a wireless thermostat. I noticed that the green system LED wasn’t on, and AC and gas heater controlled through it won’t ...
Forum Discussion
newman fulltimer wrote:
kill all power to the unit it will reset the board
I had already tried turning of the breaker, no change.
