Perform work involving the skills of two or more maintenance or craft occupations to keep machines, mechanical equipment, or the structure of an establishment in repair. Duties may involve pipe fitting; boiler making; insulating; welding; machining; carpentry; repairing electrical or mechanical equipment; installing, aligning, and balancing new equipment; and repairing buildings, floors, or stairs.
<ul><li>Dismantle machines, equipment, or devices to access and remove defective parts, using hoists, cranes, hand tools, or power tools.</li><li>Perform routine maintenance, such as inspecting drives, motors, or belts, checking fluid levels, replacing filters, or doing other preventive maintenance actions.</li><li>Diagnose mechanical problems and determine how to correct them, checking blueprints, repair manuals, or parts catalogs, as necessary.</li><li>Inspect, operate, or test machinery or equipment to diagnose machine malfunctions.</li><li>Repair machines, equipment, or structures, using tools such as hammers, hoists, saws, drills, wrenches, or equipment such as precision measuring instruments or electrical or electronic testing devices.</li><li>Maintain or repair specialized equipment or machinery located in cafeterias, laundries, hospitals, stores, offices, or factories.</li><li>Assemble, install, or repair wiring, electrical or electronic components, pipe systems, plumbing, machinery, or equipment.</li><li>Clean or lubricate shafts, bearings, gears, or other parts of machinery.</li><li>Adjust functional parts of devices or control instruments, using hand tools, levels, plumb bobs, or straightedges.</li><li>Order parts, supplies, or equipment from catalogs or suppliers.</li><li>Plan and lay out repair work, using diagrams, drawings, blueprints, maintenance manuals, or schematic diagrams.</li><li>Perform general cleaning of buildings or properties.</li><li>Paint or repair roofs, windows, doors, floors, woodwork, plaster, drywall, or other parts of building structures.</li><li>Record type and cost of maintenance or repair work.</li><li>Operate cutting torches or welding equipment to cut or join metal parts.</li></ul>