I have a Gas HW heater Pvi super tank.(commercial) The burner motor runs but I do not here the POP from the Gas valve? Any Help would be great.
I did reset the power then it restarted but after the t -stat called the same thing happened. I do not have any drawing for this unit
:Model 1250 N 400 A-tp
:Ser. 1002108774
BG400 Gas Burner

John