Ensure your combustion air proving circuit is operating within factory specifications with the Weil McLain 511-624-451 Pressure Switch

This specific 1/2" NPT gas valve is factory-set for Liquid Propane (LP) operation with a 10" WC manifold pressure setting

Simplified Installation: Features a standard 1/4 inch MFL connection for easy replacement of older P70 or P170 series controls

this part features a 24V heater coil that initiates specific timings for staged heating elements

this kit includes a #45 drill size burner orifice to ensure the correct 10" W

Browning BX86 Belt 318820-201 Ensure your combustion air provingThe Browning BX86 is a professional grade cogged V belt engineered for high demand HVACR and industrial power transmission. Featuring Gripnotch technology, this BX section belt provides superior flexibility and a higher horsepower rating compared to standard wrapped belts. With an 89 inch outside diameter and a 21 32 inch top width, it is constructed from high quality EPDM rubber to withstand extreme temperatures ranging from 60F to +250F. The