and even 30mV millivolt systems when using a CK-20FV kit

This model is generally CCWSE (Counter-Clockwise Shaft End)

the unit includes a standard 1/4" NPT connection for the primary gas line and a 1/8" NPT vent

Fast Thermal Response: The 300 stainless steel shell acts as the sensing element for fast-acting temperature control

For threaded applications

Lochinvar & A.O. Smith 100145004 Fan Assembly 30067439-890 and even 30mV millivolt systemsThe Lochinvar & A. O. Smith 100145004 Fan Assembly is a direct OEM combustion blower designed for high efficiency commercial boilers and water heaters. Engineered to maintain precise air to fuel ratios, this 100145004 combustion fan ensures stable flame signals and optimal thermal output across various firing rates. This specific assembly is a drop in replacement for part number FAN3031, featuring a robust brushless motor design that handles the high