southpaw1984
Jan 4, 2011, 06:20 PM
My unit is a York-Diamond 80:The power comes on the amber light gets hot but the unit won't fire-up. What do you think is problem?
hkstroud
Jan 4, 2011, 08:11 PM
Remove flame sensor probe, clean , reinstall.
jimb63
Dec 20, 2012, 04:32 PM
My york diamond 80 heater will light, stay on for a few minutes then shutoff. The thermostat is calling for heat but it won't turn back on unless I turn it off wait a few minutes then turn it back on.