Diagnose, adjust, repair, or overhaul aircraft enginesand assemblies, such as hydraulic and pneumatic systems.
Accompany aircraft on flights to make in-flight adjustments and corrections.
Clean engines, sediment bulk and screens, and carburetors, adjusting carburetor float levels.
Determine repair limits for engine hot section parts.
Disassemble enginesand 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.
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.
Listen to operating engines to detect and diagnose malfunctions, such as sticking or burned valves.
Modify aircraft structures, space vehicles, systems, or components, following drawings, schematics, charts, engineering orders, and technical publications.
Read and interpret pilots' descriptions of problems to diagnose causes.
Reassemble engines following repair or inspection and reinstall engines in aircraft.
Remove or install aircraft engines, using hoists or forklift trucks.
Remove, inspect, repair, and install in-flight refueling stores and external fuel tanks.
Test operation of enginesand other systems, using test equipment, such as ignition analyzers, compression checkers, distributor timers, or ammeters.