Lochinvar & A.O. Smith 100208448 Relief Valve 319852-301 For the Knight KB 286

For the Knight KB 286 or KH 285 models

Proper installation ensures the burner flame remains within the manufacturer’s specified manifold pressure

installing this genuine Carrier air sensor ensures compatibility with existing wiring harnesses and eliminates the calibration drift common with aftermarket alternatives

though the modular jack is specifically pinned for Metasys and Zone Bus compatibility

Common Questions What is the voltage rating for the Copeland 998-0550-01

Lochinvar & A.O. Smith 100208448 Relief Valve 319852-301 For the Knight KB 286The Lochinvar & A. O. Smith 100208448 Relief Valve is a critical boiler and water heater safety component designed for precise overpressure protection. This heavy duty 1 inch NPT inlet valve features a 1 1 4 inch outlet and is factory calibrated to a 50 PSI set pressure. Engineered for high recovery commercial and residential hydronic systems, it effectively prevents vessel failure by automatically discharging excess pressure when system limits are