Core

• Assemble, install, or repair wiring, electrical or electronic components, pipe systems, plumbing, machinery, or equipment.
• Diagnose mechanical problems and determine how to correct them, checking blueprints, repair manuals, or parts catalogs, as necessary.
• Inspect, operate, or test machinery or equipment to diagnose machine malfunctions.
• Record type and cost of maintenance or repair work.
• Clean or lubricate shafts, bearings, gears, or other parts of machinery.
• Plan and lay out repair work, using diagrams, drawings, blueprints, maintenance manuals, or schematic diagrams.
• Adjust functional parts of devices or control instruments, using hand tools, levels, plumb bobs, or straightedges.
• Paint or repair roofs, windows, doors, floors, woodwork, plaster, drywall, or other parts of building structures.
• Align and balance new equipment after installation.
• Set up and operate machine tools to repair or fabricate machine parts, jigs, fixtures, or tools.
• Fabricate or repair counters, benches, partitions, or other wooden structures, such as sheds or outbuildings.
• Install equipment to improve the energy or operational efficiency of residential or commercial buildings.
• Dismantle machines, equipment, or devices to access and remove defective parts, using hoists, cranes, hand tools, or power tools.
• Perform routine maintenance, such as inspecting drives, motors, or belts, checking fluid levels, replacing filters, or doing other preventive maintenance actions.
• 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.
• Maintain or repair specialized equipment or machinery located in cafeterias, laundries, hospitals, stores, offices, or factories.
• Order parts, supplies, or equipment from catalogs or suppliers.
• Perform general cleaning of buildings or properties.
• Train or manage maintenance personnel or subcontractors.
• Estimate costs to repair machinery, equipment, or building structures.
• Design new equipment to aid in the repair or maintenance of machines, mechanical equipment, or building structures.