While the fitting itself can handle up to 5

How do I test the 10728330 for continuity

boiler systems

it is recommended to pour approximately one cup of water into the assembly to establish the initial water seal before cycling the furnace

Common Questions: What causes this limit switch to trip repeatedly

York S1-026-34726-001 Limit Switch While the fitting itself canThe York S1 026 34726 001 Limit Switch is a critical safety component designed for precise thermal regulation within York, Luxaire, and Coleman HVAC systems. This SPST (Single Pole Single Throw) fixed temperature switch operates on a 110 140F automatic reset cycle, meaning it breaks the electrical circuit if the plenum temperature exceeds 140F and restores continuity once it drops to 110F. As a direct replacement for S1 2702 314P A, this OEM component