material-stress-analyst/references/tasks.md

Tasks & work activities — material stress analyst

Source: O*NET 30.3, occupation 49-3011.00 (Aircraft Mechanics and Service Technicians) — manual nearest-occupation mapping via ISCO group 3115; the official ESCO crosswalk has no entry for this ESCO occupation.

Task statements

• [Core] Read and interpret maintenance manuals, service bulletins, and other specifications to determine the feasibility and method of repairing or replacing malfunctioning or damaged components.
• [Core] Inspect completed work to certify that maintenance meets standards and that aircraft are ready for operation.
• [Core] Maintain repair logs, documenting all preventive and corrective aircraft maintenance.
• [Core] Conduct routine and special inspections as required by regulations.
• [Core] Examine and inspect aircraft components, including landing gear, hydraulic systems, and deicers to locate cracks, breaks, leaks, or other problems.
• [Core] Inspect airframes for wear or other defects.
• [Core] Maintain, repair, and rebuild aircraft structures, functional components, and parts, such as wings and fuselage, rigging, hydraulic units, oxygen systems, fuel systems, electrical systems, gaskets, or seals.
• [Core] Measure the tension of control cables.
• [Core] Replace or repair worn, defective, or damaged components, using hand tools, gauges, and testing equipment.
• [Core] Measure parts for wear, using precision instruments.
• [Core] Assemble and install electrical, plumbing, mechanical, hydraulic, and structural components and accessories, using hand or power tools.
• [Core] Test operation of engines and other systems, using test equipment, such as ignition analyzers, compression checkers, distributor timers, or ammeters.
• [Core] Obtain fuel and oil samples and check them for contamination.
• [Core] Reassemble engines following repair or inspection and reinstall engines in aircraft.
• [Core] Read and interpret pilots' descriptions of problems to diagnose causes.
• [Core] Modify aircraft structures, space vehicles, systems, or components, following drawings, schematics, charts, engineering orders, and technical publications.
• [Core] Install and align repaired or replacement parts for subsequent riveting or welding, using clamps and wrenches.
• [Core] Locate and mark dimensions and reference lines on defective or replacement parts, using templates, scribes, compasses, and steel rules.
• [Core] Clean, strip, prime, and sand structural surfaces and materials to prepare them for bonding.
• [Core] Service and maintain aircraft and related apparatus by performing activities such as flushing crankcases, cleaning screens, and or moving parts.
• [Core] Examine engines through specially designed openings while working from ladders or scaffolds, or use hoists or lifts to remove the entire engine from an aircraft.
• [Core] Remove or install aircraft engines, using hoists or forklift trucks.
• [Core] Inventory and requisition or order supplies, parts, materials, and equipment.
• [Core] Fabricate defective sections or parts, using metal fabricating machines, saws, brakes, shears, and grinders.
• [Core] Remove or cut out defective parts or drill holes to gain access to internal defects or damage, using drills and punches.
• [Core] Clean, refuel, and change oil in line service aircraft.
• [Core] Communicate with other workers to coordinate fitting and alignment of heavy parts, or to facilitate processing of repair parts.
• [Supplemental] Trim and shape replacement body sections to specified sizes and fits and secure sections in place, using adhesives, hand tools, and power tools.
• [Core] Clean engines, sediment bulk and screens, and carburetors, adjusting carburetor float levels.
• [Supplemental] Prepare and paint aircraft surfaces.
• [Core] Spread plastic film over areas to be repaired to prevent damage to surrounding areas.
• [Core] Check for corrosion, distortion, and invisible cracks in the fuselage, wings, and tail, using x-ray and magnetic inspection equipment.
• [Supplemental] Disassemble engines and inspect parts, such as turbine blades or cylinders, for corrosion, wear, warping, cracks, and leaks, using precision measuring instruments, x-rays, and magnetic inspection equipment.
• [Supplemental] Determine repair limits for engine hot section parts.
• [Supplemental] Cure bonded structures, using portable or stationary curing equipment.
• [Core] Listen to operating engines to detect and diagnose malfunctions, such as sticking or burned valves.
• [Core] Accompany aircraft on flights to make in-flight adjustments and corrections.
• [Supplemental] Remove, inspect, repair, and install in-flight refueling stores and external fuel tanks.

Detailed work activities

• Align equipment or machinery.
• Apply protective coverings to objects or surfaces near work areas.
• Assemble electrical components, subsystems, or systems.
• Clean equipment, parts, or tools to repair or maintain them in good working order.
• Communicate with coworkers to coordinate installations or repairs.
• Cut materials according to specifications or needs.
• Determine operational criteria or specifications.
• Disassemble equipment to inspect for deficiencies.
• Drill holes in parts, equipment, or materials.
• Fabricate parts or components.
• Inspect completed work to ensure proper functioning.
• Inspect mechanical components of vehicles to identify problems.
• Inspect mechanical equipment to locate damage, defects, or wear.
• Inspect structural components of vehicles to identify problems.
• Install electrical components, equipment, or systems.
• Install machine or equipment replacement parts.
• Install piping for installation or maintenance activities.
• Interpret blueprints, specifications, or diagrams to inform installation, development or operation activities.
• Lay out work according to specifications.
• Lubricate equipment to allow proper functioning.
• Maintain inventories of materials, equipment, or products.
• Maintain repair or maintenance records.
• Move large objects using heavy equipment.
• Observe equipment in operation to detect potential problems.
• Operate cranes, hoists, or other moving or lifting equipment.
• Operate heating or drying equipment.
• Order materials, supplies, or equipment.
• Paint surfaces or equipment.
• Read technical information needed to perform maintenance or repairs.
• Read work orders or descriptions of problems to determine repairs or modifications needed.
• Reassemble equipment after repair.
• Remove parts or components from equipment.
• Repair worn, damaged, or defective mechanical parts.
• Replace worn, damaged, or defective mechanical parts.
• Service vehicles to maintain functionality.
• Test fluids to identify contamination or other problems.
• Test mechanical equipment to ensure proper functioning.
• Troubleshoot equipment or systems operation problems.