0002 for immediate application on identified unit chassis

poor drafting

which may result from a dirty air filter

transitioning to a 1/4" male flare (SAE) output

the 600VAC rating is the maximum allowable voltage

Lennox 31J91 LP Pilot Orifice 0002 for immediate application onThe 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