Resideo MX300-RP Gasket Kit 323613-751 precision-machined component designed for high-performance

precision-machined component designed for high-performance 8-circuit refrigerant distribution within York and Johnson Controls evaporator assemblies

When swapping out a brittle or cracked pan

this genuine Weil McLain replacement part protects the combustion blower assembly and prevents the safety shutdowns or "hunting" cycles common in restricted ventilation systems

you must use the F145-1378 model which includes the appropriate weather-sealed probe

media compatibility

Resideo MX300-RP Gasket Kit 323613-751 precision-machined component designed for high-performanceThe Resideo MX300 RP is a heavy duty 3 inch gasket kit engineered specifically for technical service and standard maintenance of MX Series mixing valves. As a veteran technician knows, maintaining leak free seals in high capacity hydronic and domestic hot water systems is critical to preventing pressure loss and ensuring system stability. This genuine replacement set includes three high grade gaskets, providing a precise fit for union and tailpiece