even for technicians wearing work gloves

the 100277757 is the current manufacturer-designated replacement for the ARM1002 and 100133537 modules

ensuring the control circuit closes only when the appropriate vacuum or draft is established

ensuring long-term field reliability in demanding environments

Lochinvar & A.O. Smith 100208762 Gasket L99H008 even for technicians wearing workThe Lochinvar & A. O. Smith 100208762 Gasket is a critical high temperature seal designed specifically for burner sight glass assemblies in high efficiency condensing boilers and water heaters. As a direct OEM replacement part, it ensures a gas tight seal between the observation port and the combustion chamber, preventing dangerous flue gas leakage and maintaining proper combustion cavity pressure. This industrial grade gasket is engineered to