McDonnell & Miller 317350 Valve THPU32HP7Y featuring a standard 48-frame diameter

featuring a standard 48-frame diameter and belly band or stud mounting capability

Enhanced Thermal Protection: Equipped with an automatic reset thermal overload protector to prevent winding failure during high-static conditions

this unit features a 4-terminal block configuration for simplified wiring and reliable electrical termination

Optimized System Performance: Eliminates intermittent "no-fire" codes caused by drifting tolerances in older

this valve delivers the consistent performance required for critical HVACR and plumbing infrastructures

McDonnell & Miller 317350 Valve THPU32HP7Y featuring a standard 48-frame diameterAs a seasoned tech, you know that ASME CSD 1 code compliance for hot water boilers often means significant downtime. The McDonnell & Miller 317350 (Model TC U) is a specialized Test and Check Upper Valve designed to eliminate the need for full system drainage during low water cut off testing. This 1 inch NPT component features an integrated, adjustable vacuum breaker that facilitates the rapid evacuation of water from the float chamber when the blow