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G7 Series Compatibility: Optimized for use with Nordyne G7 gas furnaces featuring standard UTEC or Emerson control boards
Enhanced Safety: The 15-second pre-purge clears the heat exchanger before the hot surface ignitor is energized
the 5H0731000003 is the official supersede for part number 5H73100-3
Optimized Performance: Factory-spec winding ensures the motor operates within the original 8
McDonnell & Miller 157RD-1 Replacement Casting THPU32HP7Y G7 Series Compatibility: Optimized forThe McDonnell & Miller 157RD 1 Replacement Casting is a critical component for maintaining the integrity of 157RD Series low water cut off and pump controller units. This heavy duty replacement body allows technicians to restore a boiler water level control system without the expense of a full valve replacement. Designed for high pressure steam applications, this casting accommodates the dual switch mechanism used for low water cut off and pump