Sporlan 903111P Control Valve 320788-704 Common Questions Is the Allanson

Common Questions Is the Allanson 2721-368M a suitable replacement for other burner brands

Does this unit include the internal check valve

this part number refers to the complete ECM motor and module assembly

a professional-grade solution for standing pilot applications

replacing the faulty lead with an OEM 48G63 will typically clear the fault and restore modulating functionality

Sporlan 903111P Control Valve 320788-704 Common Questions Is the AllansonThe Sporlan 903111P is a heavy duty LAC 4 295HP head pressure control valve designed specifically for low ambient operation in high pressure systems. Featuring 3 8" ODF connections, this three way modulating valve maintains stable head pressure by restricting liquid flow from the condenser while diverting hot gas directly to the receiver. This critical action prevents low suction pressure and evaporator icing, ensuring consistent refrigerant mass flow