Lochinvar & A.O. Smith 100112344 Burner Assy 320735-701 Are these boards pre-tested

Are these boards pre-tested

Using this on an R-410A system will result in improper metering and potential compressor damage

Water Hammer Resistance: The open-bottom bucket design prevents damage from sudden pressure surges or hydronic shock

As a precision-machined 3-hole short crankarm

Lochinvar & A.O. Smith 100112344 Burner Assy 320735-701 Are these boards pre-testedThe Lochinvar & A. O. Smith 100112344 Burner Assy is a critical OEM replacement component designed for high efficiency natural gas water heaters and commercial boilers. This 16 inch burner assembly features a precision drilled #39 orifice, engineered to maintain the exacting gas to air ratios required for clean combustion and optimal thermal output. As a genuine Lochinvar replacement part, it ensures seamless integration with compatible hydronic