Spence Engineering D5 Pilot THPU32HP7Y For contractors performing a restrictor

For contractors performing a restrictor plate replacement

technicians can resolve common ignition failure codes and restore high-efficiency boiler airflow

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Low Friction Operation: Equipped with high-performance plastic collars (Delrin) to reduce wear on the internal linkage

Technicians should check for continuity using a multimeter

Spence Engineering D5 Pilot THPU32HP7Y For contractors performing a restrictorThe Spence Engineering D5 Pilot is a heavy duty, self contained, spring operated pressure reducing pilot designed to provide precise control for steam and air systems. This cast iron pilot is the direct replacement for P D5 C1A1GS and is engineered for use with Spence E Series main valves. With a 1 10 psi spring range, it offers an accuracy of 1 2 psi, making it an essential component for low pressure steam regulation where stability is paramount. The