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The LOCHINVAR L100135304 is a copper-fin main burner designed as a direct replacement component for Lochinvar heating equipment. The burner is the primary combustion component in a heating system, responsible for generating the flame that transfers heat to the heat exchanger. Copper-fin construction supports efficient heat transfer and durability in demanding service environments. This part is installed by licensed HVAC or plumbing technicians performing burner replacement or heating system repair.
This burner is suited for residential and light commercial applications where Lochinvar copper-fin heating equipment is in service. It is intended as a replacement part, restoring original combustion performance when the factory burner has worn or failed. Technicians sourcing this component should verify fitment against the specific unit model and serial number before installation.
Designed as an OEM-style replacement burner for Lochinvar copper-fin heating equipment. Confirm compatibility using the unit model and serial number before ordering.
Burner replacement should be performed by a licensed HVAC technician or qualified gas service professional. Shut off gas supply and disconnect electrical power to the unit before beginning any burner service. Follow all applicable local codes and IFGC guidelines when servicing combustion components. Inspect the burner orifice, igniter alignment, and flame sensor during installation to confirm proper reassembly.
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