Williams P151700 Manifold Gasket 320819-301 Technicians should look for hairline

Technicians should look for hairline fractures in the plastic

Precision Speed Control: 3-speed 1075 RPM design provides flexibility to optimize CFM for heating and cooling cycles

the 31J35 is specifically designed for intermittent pilot ignition (IPI) systems where the pilot only stays lit while the call for heat is active

Contractors should verify dimensions against the specific air cleaner model number to ensure a seal-tight installation

Williams P151700 Manifold Gasket 320819-301 Technicians should look for hairlineThe Williams P151700 Manifold Gasket is a critical OEM component designed for high integrity sealing in Forsaire Direct Vent Wall Furnaces. Engineered to withstand the thermal cycling associated with the 4007, 5507, and 6007 series, this high grade synthetic gasket ensures a gas tight interface between the manifold and the combustion chamber. For field technicians, maintaining the original equipment sealing surface is vital for preventing combustion