Lochinvar & A.O. Smith 100346617 Burner Assembly 340793-762 preventing dry-fire conditions and overflow

preventing dry-fire conditions and overflow scenarios within the steam generator tank

Connect the high-pressure side to the black port and the low-pressure/vacuum side to the gray port

and physical impact

Technicians should use a calibrated pneumatic test kit to verify the snap-action pressure reaches the desired psig threshold before finalizing installation

000 BTU gas furnace performance requires precise orifice sizing

Lochinvar & A.O. Smith 100346617 Burner Assembly 340793-762 preventing dry-fire conditions and overflowThe Lochinvar & A. O. Smith 100346617 Burner Assembly is a factory authorized OEM heating replacement part engineered for high efficiency residential and commercial water heaters. This 18 inch Ultra Low NOx (ULN) burner assembly is the direct replacement for the obsolete part number 100342835. It features an integrated gas valve (1 inch cavity) and TCO (thermal cut off) to ensure precise fuel modulation and combustion safety. Designed specifically for