a high-pressure primary regulator must be installed upstream to prevent damage to the internal rubber seat poppet

Key Benefits: Steam-Rated Durability: Specifically designed to handle 150 PSI steam applications without diaphragm fatigue

Remove the four body bolts

the bearing races are likely pitted or dry

Sporlan 450301-001 Filter 326070-701 a high-pressure primary regulator mustThe Sporlan 450301 001, also known as the BF084S, is a high performance bi flow liquid line filter drier specifically engineered for reversible cycle systems. Designed for heat pump applications, this 8 cubic inch unit features 1 2" ODF sweat connections and an internal check valve configuration that eliminates the need for external piping while ensuring precise refrigerant flow control in both heating and cooling modes. Unlike generic alternatives,