AND tell us what furnace........Brand & Model
Bad t-stat
Low battery
Bad sail switch
Dirty burner
Bad spark electrode
Electrode out of position
Bad gas valve
Faulty circuit board
Could be most anything....from simple to expensive
Is it time for your medication or mine?
2007 DODGE 3500 QC SRW 5.9L CTD In-Bed 'quiet gen'
2007 HitchHiker II 32.5 UKTG 2000W Xantex Inverter
US NAVY------USS Decatur DDG31