In this 1933 Fuel Oil Journal article, O.O. Oaks, Chief Engineer for the American Radiator Company, explains the effect automatic firing has on a steam system that was piped for coal-fired operation. Today, it would apply to both oil- and gas-fired boilers on older steam systems.
This document contains the manufacturer's instructions for the HB Smith Series M450L Mills Water-Tube Boiler for automatic firing with oil or gas (Steam, Vapor, or Water ...
This document contains the jacket assembly instructions for the HB Smith Series 45 Mills Boiler (circa 1979).
This document contains the combustion chamber assembly instructions for the HB Smith Series 45 Mills Water-Tube Boiler for automatic firing with oil or gas (Steam, Vapor,...