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For the Knight KB 286 or KH 285 models
Premature failure is often caused by voltage fluctuations
though the modular jack is specifically pinned for Metasys and Zone Bus compatibility
you can safely replace a lower VA-rated transformer with a 50VA unit
A defining characteristic of the Apollo 50-700 series is the inclusion of dual 1/4" NPT pilot tappings on both sides of the body
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
US$ 173.07
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