The Utica-Dunkirk JC-001

each unit comes standard with a threaded nut to secure the adapter to the spark plug post

or an over-fired burner

The 32001632-001/U model is an identical functional match

You must retain the existing hardware or purchase Reznor 97572 separately

Modine 3H0369730001 Conversion Kit Refrigerant The Utica-Dunkirk JC-001The Modine 3H0369730001 is a job site essential for converting Modine Hot Dawg HD and HDS unit heaters from natural gas to liquid propane. This LP conversion kit is the direct engineering replacement for the legacy 3H36973 1 part number, ensuring a precise match for gas manifold pressures and orifice sizing. As a critical HVAC repair part, it includes the necessary high quality springs and orifices required to maintain optimal combustion efficiency