A professional who oils and greases moving parts of friction surfaces of mechanical equipment, such as shaft and motor bearings, sprockets, drive chains, gears, and pulleys, according to specified procedures and oral instructions. Responsibilities include:

• Fills container, such as oilcan, grease gun, or tank of lubrication truck with specified lubricant.
• Squirts or pours oil on moving parts and friction surfaces, or into holes, oil cups, or reservoirs.
• Turns oil cup valves to regulate flow of oil to moving parts.
• Forces grease into bearings with grease-gun, smears grease on friction surfaces, or packs grease cups by hand.
• Fills wells and sumps of lubricating systems with oil.
• Reports machinery defects or malfunctions to supervisor.
• May clean machines, sweep floors, and transport stock.
• May be specified according to type of machine or equipment lubricated.
• May tend machine that automatically oils parts.