York S1-331-02984-000 Board Kit 320819-301 Verify 24V power between the

Verify 24V power between the R and C terminals

ensuring correct shaft alignment and electrical termination

while it is a continuous duty model rated for constant engagement

the ICP 1191550 ensures that combustion gases are properly vented

5 Amp main valve rating is compatible with most 24V AC intermittent pilot and HSI gas valves

York S1-331-02984-000 Board Kit 320819-301 Verify 24V power between theThe 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,