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featuring a 13 3/8-inch diameter and a 12 5/8-inch width
018-inch orifice matches the requirements of your conversion kit or the specific appliance rating plate
making it suitable for versatile mounting in commercial HVACR environments
including common Heil models such as the G4P042A3D1 and PGA042D2LA
Regularly lubricating the pump plunger with a small amount of petroleum jelly will maintain a tight seal and ensure smooth operation across thousands of cycles
McDonnell & Miller 6667 Control R-410A featuring a 13 3/8-inch diameterThe McDonnell & Miller 6667 (Part Number 153825) serves as a critical mechanical low water cut off head mechanism specifically engineered for steam boiler safety. Designed for systems with a maximum steam pressure of 20 PSI, this replacement unit ensures reliable burner circuit interruption if water levels drop below the safe operating line. As a float operated control, it utilizes a manual reset functionality, which is essential for compliance in
