York S1-331-02984-000 Board Kit 340155-7026 This single-stage gas valve serves

This single-stage gas valve serves as the updated

The probe utilizes high-grade stainless steel construction with robust insulation to maintain signal integrity and resist mineral scale buildup in closed-loop hydronic systems

Its stainless steel construction and high-temperature compatibility make it a durable solution for demanding HVAC environments where precise flow management is non-negotiable

or visible cracks in the plastic housing that lead to vacuum pressure loss

the 903406 is the designated direct replacement for the 034N0082

York S1-331-02984-000 Board Kit 340155-7026 This single-stage gas valve servesThe York S1 331 02984 000 Modulating Control Board Kit is an essential OEM replacement engineered for precise furnace capacity management and high efficiency technical performance. As a veteran technician knows, the S1 33102984000 modulating furnace board acts as the central logic center, regulating burner output and fan speeds to ensure stable environmental conditions. Designed for the York CP9C series and other 600 through 900 series gas furnaces,