Optimized LP Orifice: Specifically calibrated for liquid propane to ensure clean combustion and prevent clogged pilot burner issues
By increasing the header pressure from 15 PSIG to 20 PSIG
Tool-Free Installation: Redesigned mounting procedure allows for fast
the internal relay or circuitry has likely failed
this factory-authorized part ensures precise integration with Carrier and Bryant control boards
Lochinvar & A.O. Smith 100187881 Ignitor Assembly 326058-757 Optimized LP Orifice: Specifically calibratedThe Lochinvar & A. O. Smith 100187881 Ignitor Assembly is a critical OEM replacement part engineered for high efficiency commercial gas water heaters, specifically the BTH, SUF, and HCG series. As a veteran grade spark ignitor assembly, this component ensures precise ignition timing in 300, 400, and 500 MBH models, as well as 200 201 series units. When troubleshooting water heater ignition failure, the 100187881 is the primary solution for restoring