Lochinvar & A.O. Smith 100277742 Gasket 318973-401 the 14004697-001 maintains structural integrity

the 14004697-001 maintains structural integrity under fluctuating pressure loads

the blower wheel and induction motor must be sourced separately or transferred from the original unit if they remain functional

The assembly includes a 6-foot capillary and a 11/16" x 10" sensing bulb for accurate remote sensing

Specifically engineered for Trane and American Standard rooftop units and split systems

Lochinvar & A.O. Smith 100277742 Gasket 318973-401 the 14004697-001 maintains structural integrityThe Lochinvar & A. O. Smith 100277742 Gasket is a critical OEM component designed for high efficiency heat exchanger assemblies in commercial boilers and water heaters. Engineered to withstand the extreme thermal cycling and high pressure environments typical of hydronic systems, this replacement heat exchanger gasket ensures a gas tight seal between internal components. As a veteran technician knows, maintaining the integrity of the combustion