A professional who installs and repairs household, commercial, and industrial automatic coal stokers in furnaces according to specifications, using handtools and welding equipment. Responsibilities include:

• Removes plate from side of furnace with screwdriver or wrench or cuts hole in side of furnace with acetylene torch to make opening for entrance of stoker.
• Places stoker in operating position with feed mechanism projecting through side plate opening or hole in furnace wall and builds up firebrick or clay around it.
• Installs thermostat in furnace room or other part of building, instrument panel in furnace room, and regulator on boiler or furnace.
• Connects regulator wires to control panel and stoker wires with control panel wires according to wiring diagram.
• Replaces fuses, repairs short circuits in wiring, and removes clinkers from furnace bed and pieces of metal from screw conveyor.