The Modine HD gas valves (White Rodgers 1 Stage Valve) for Hot Dawg heaters equipped with direct spark ignition. This includes any HD unit manufactured after 2007 with an AS in the model #. Modine Part # 5H79751, 5H0797510000 (NG) and 5H79869, 5H0798690000 (LP)
This valve only works with Modine HD30AS, HD45AS, HD60AS, HD75AS, HD100AS, and HD125AS heaters. It does not work on models that end in AH. Those units have a
hot surface igniter and
Honeywell Smart gas valve.
Item # 4015, HD-4015, 4015195, 4015205