Lochinvar & A.O. Smith 100135290 Burner Assembly 30067439-890 Installing a CW wheel in

Installing a CW wheel in a system designed for CCW will result in poor airflow and potential motor overheating

saving time and component costs

With a 10HP motor rating and a compact 5" x 9" x 2-3/4" footprint

This silicon nitride igniter offers superior durability compared to older silicon carbide versions

the technical specifications and pressure ratings meet the requirements for R-410A refrigerant lines and other high-pressure applications

Lochinvar & A.O. Smith 100135290 Burner Assembly 30067439-890 Installing a CW wheel inThe Lochinvar and A. O. Smith 100135290 Burner Assembly is a direct OEM replacement engineered for high efficiency commercial water heaters and boilers. This assembly, cross referenced as BNR3400, features an integrated pressure tap for precise manifold pressure adjustments and diagnostic testing. Designed for optimized gas air mixing, this replacement burner assembly ensures stable flame patterns and consistent thermal output in demanding hydronic