Pay in 4 interest-free payments of $6.13 Learn more
Ships within 48 hours · Estimated delivery Sep 3 - Sep 8
this restrictor plate ensures the air-fuel ratio remains consistent with manufacturer specifications
Switch Cover for 11
A veteran tech will tell you to replace the gasket every time the pilot tube or pilot generator is serviced to prevent nuisance service calls related to air leaks or pilot drop-outs
While the part is engineered for a precise mechanical fit
Lennox 31J91 LP Pilot Orifice this restrictor plate ensures theThe Lennox 31J91 LP Pilot Orifice is a precision engineered liquid propane (LP) conversion component designed specifically for residential and commercial gas heating systems. As a critical mechanical replacement for the legacy 31J9101, this red coded orifice ensures consistent gas flow regulation to the pilot burner assembly, maintaining a stable flame for reliable ignition cycles. Field tested for durability, the Lennox 31J91 is manufactured from