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Provides a consistent 3 to 6 PSI compression range for reliable spring-return safety functions
effectively clearing residual flue gases from the heat exchanger
Durable Construction: Heavy-duty brass body and stainless steel internal parts resist scaling and wear
What is the primary cause of actuator failure in VAV systems
Williams 8939 Conversion Kit 323613-751 Provides a consistent 3 toEngineered for professional field conversion, the Williams 8939 kit allows for a seamless transition from natural gas to propane (LP) specifically for the Williams 14038 series. This direct vent furnace conversion kit is critical for maintaining the stoichiometric balance and manifold pressure requirements of the 14,000 BTU gravity direct vent furnace when switching fuel sources. As an OEM Williams furnace part, the 8939 ensures that the orifice
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