Lochinvar & A.O. Smith 100093859 Assembly THPU32HP7Y A gasket replacement is mandatory

A gasket replacement is mandatory whenever the heat exchanger header is opened for inspection or when signs of weeping or carbon tracking appear around the manifold flange

Diagnostic Precision: Features an onboard LED flash code system to quickly identify sequence failures and safety circuit trips

the cable assembly provides stable signal transmission for monitoring suction or discharge pressures

high-performance pilot/24 inch ignition sensor ensures your unit avoids common nuisance trips and inefficient ignition cycles

matching the decimal size (

Lochinvar & A.O. Smith 100093859 Assembly THPU32HP7Y A gasket replacement is mandatoryThe Lochinvar & A. O. Smith 100093859 Manifold Door Assembly is a high precision OEM replacement engineered for high efficiency gas fired boilers and residential FVIR water heaters. As a veteran grade burner door assembly, this kit is essential for maintaining the sealed combustion chamber's integrity, ensuring optimal thermal efficiency and safe manifold pressure regulation. The assembly integrates a robust door port designed to withstand high