York S1-022-22498-000 Check Valve 340155-7026 and temperatures exceeding standard BUNA-N

and temperatures exceeding standard BUNA-N limits

double throw)

Always verify the SPST NO relay configuration matches your wiring diagram

Common Questions: What was the previous part number for this transformer

York S1-022-22498-000 Check Valve 340155-7026 and temperatures exceeding standard BUNA-NThe York S1 022 22498 000 Check Valve is a critical directional control component designed for high pressure refrigerant piping systems. Featuring a 3 8 inch ODF connection, this valve prevents backflow into the compressor or condenser, maintaining system pressure differentials during off cycles. Since this is an OEM York replacement part, the internal spring tension and seat materials are specifically calibrated for Johnson Controls and York HVAC