Ensure vacuum lines are clear of moisture before replacement

and manufactured gas systems

Automatic Reset: Eliminates manual intervention by resetting the circuit once the system cools to 160°F

this OEM gas boiler repair kit provides a direct solution for technicians addressing inconsistent ignition or failed pilot burner assemblies in natural gas applications

How do I verify if the 3-inch insert is right for my furnace

Lochinvar & A.O. Smith 100109785 Outline Boxed 319825-402 Ensure vacuum lines are clearThe Lochinvar & A. O. Smith 100109785 blower assembly is a precision engineered motor and housing component designed for high efficiency commercial water heaters and boilers. This OEM replacement blower ensures optimal air fuel ratios and reliable combustion venting for demanding hydronic systems. Built for durability, the assembly features a high rpm motor and balanced impeller to minimize vibration and bearing wear under continuous duty cycles. It