Weil McLain 386-700-355 Combustion Chamber Kit Refrigerant this synchronous motor-driven switch is

this synchronous motor-driven switch is the industry-standard direct replacement for the S8145-20

provided the part number matches the equipment schematics

5/32" or 1/4" OD Barbed Fitting Air connection

Designed for direct-drive blower assemblies

Precise Flow Control: Equal percentage flow characteristic on the A-port and modified constant common port flow on the B-port for accurate system modulation

Weil McLain 386-700-355 Combustion Chamber Kit Refrigerant this synchronous motor-driven switch isWhen performing a rebuild or routine maintenance on oil fired cast iron boilers, the Weil McLain 386 700 355 Combustion Chamber Kit is the required OEM solution for restoring thermal integrity. This comprehensive kit is engineered specifically for Weil McLain WTGO, WGO, and SGO series boilers, providing the thermal protection necessary to maintain efficient heat transfer and prevent heat loss through the jacket. As an OEM combustion chamber