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Industrial Durability: Solid brass construction resists fatigue and stress corrosion cracking
preventing hazardous conditions resulting from a cracked heat exchanger or blocked flue
professional technicians must note that two packing spacers are required per valve body to meet original equipment specifications
Can I use an auto-reset switch instead of this manual reset version
the 314100 is the official updated part number and serves as a drop-in replacement for the 312900 gasket
Lennox 31J91 LP Pilot Orifice Industrial Durability: Solid brass constructionThe 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
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