These two part numbers are identical in form

as a replacement assembly

This part number is for the 3228005 fan motor only

Precise Analog Control: The dual analog inputs allow for sophisticated tracking of temperature

Ease of Service: Equipped with a plain lifting lever for manual testing and dual rings for field-adjustable blowdown accuracy

Lochinvar & A.O. Smith 100163249 Kit 320735-701 These two part numbers areThe Lochinvar & A. O. Smith 100163249 Kit is a critical OEM replacement for maintaining visual access to the combustion chamber in high efficiency commercial water heaters and boilers. This sight glass kit allows technicians to perform essential flame inspections and monitor burner performance without compromising the integrity of the sealed system. Designed to withstand the thermal stress of high output cycles, the transparent pane is manufactured