Designed for indirect fired applications

Designed for durability and precision

this hex nut ensures secure mechanical stability under heavy vibration and thermal cycling common in HVACR valve maintenance

and FX4C series air handlers

it provides a normally open contact that closes once the negative pressure threshold is met

Lochinvar & A.O. Smith 100159008 Conversion Kit 323613-751 Designed for indirect fired applicationsThe 100159008 LP Conversion Kit is a critical service component for field converting select Lochinvar and A. O. Smith high efficiency condensing boilers and water heaters from natural gas to liquid propane. This kit is engineered specifically for use with Lochinvar Knight and A. O. Smith Cyclone models, ensuring the venturi mixer and manifold pressure settings align with the specific caloric value of propane. Precision drilled orifices and high grade