Resideo PV075S Eliminator 318172-701 With a double O-ring stem

With a double O-ring stem seal and PTFE seats

Common indicators include the blower motor failing to engage after a call for heat

this is a terminal board used for physical wire connections and signal distribution

the Danfoss KPU 6W is specifically calibrated for high-pressure safety limits

Resideo PV075S Eliminator 318172-701 With a double O-ring stemThe Resideo PV075S Eliminator is a high performance 3 4 inch sweat power vent designed for critical air management in hydronic heating systems. Engineered for efficient microbubble removal, this unit utilizes an internal stainless steel concentric coalescing medium to break surface tension and release trapped air from the system fluid. By maintaining a deaerated system, the PV075S prevents oxygen related corrosion and ensures optimal heat transfer