Raypak 185/R185A/R185B Bypass Shaft (006717F) furnas Threaded air switches are useful

Threaded air switches are useful when the application benefits from a more secure mounting style than a simple slip-fit arrangement

The simplified P1 and Light layout gives this overlay practical value because replacement overlays work best when the button labeling matches the exact function mix of the topside panel underneath

and RMST compatibility and OEM relationship give this basket practical value because filter baskets work best when they match the original housing shape and seating relationship closely

Raypak cast iron return header

contributing to steadier internal water-management behavior

Raypak 185/R185A/R185B Bypass Shaft (006717F) furnas Threaded air switches are usefulThe Raypak bypass shaft is designed for compatible 185, R185A, and R185B heater applications where the supported bypass assembly needs a new shaft. A shaft like this is useful because it helps the bypass mechanism move and function properly, contributing to more controlled internal water management behavior. This replacement is especially useful when the original shaft is bent, worn, corroded, or otherwise no longer dependable. Matching the correct