I have a York diamond 80 gas furnace that was working fine until recently, when it started blowing cold air.
The blower motor keeps blowing cold air. I took the front panel door off and saw the 7 red flashes.
The sequence of events is
I turn the power to the furnace
the inducer motor...
Hello guys and gals,
I have an old york diamond 80 furnace that was not running when started the first time after the summer. voltage was being supplied where it was supposed to be, the call for heat was there, but it wouldn't even begin to turn the inducer motor. A couple times, when...
1. Initial Error was 4 red flashes - limit switches open
- turned unit off and restarted and the unit would flame for about 1m and then flame would go out and 4 flash error would appear.
- since this was a replacement board I replaced all limit switches (3 in all) and the board.