Lochinvar & A.O. Smith 100108373 Pilot Assembly 320788-703 For technicians service-calling Lochinvar Knight

For technicians service-calling Lochinvar Knight KH55-285 models or Heating Series WB units

Common Questions Is the 100108379 the same as the old 9000308005 gasket

or audible humming without motor rotation

This unit operates on a standard 120V AC coil (compatible with 110V AC 50/60 Hz) and features 3 normally open (NO) contacts to ensure positive circuit control under load

Lochinvar & A.O. Smith 100108373 Pilot Assembly 320788-703 For technicians service-calling Lochinvar KnightThe Lochinvar & A. O. Smith 100108373 Pilot Assembly is a critical OEM component engineered specifically for natural gas fired heating systems. As a genuine PB 5S Natural Pilot Assembly, this part ensures precise ignition of the main burner through a controlled, stable pilot flame. Professional HVAC contractors rely on the 100108373 for its robust construction and exact fit in high efficiency boilers and water heaters, preventing frequent nuisance