Marine Fireman (117) Enlisted Personnel

Maintains proper steam pressure in marine boilers by stoking coal or controlling feed valves of oil burners.
Observes steam gauge to determine steam pressure and water gauge to assure that proper amount of water is maintained in boiler. Removes clinkers, ashes, and sludge from burners by means of bars, shovels, and wires.
Must understand the purpose of such devises as safety valves, steam and water gauges, blow-off cocks, condensers, feed water heaters, feed pumps, and ejectors. Must be above average in physical strength and capable of working in intense heat.

Suitable Substitutions