The Aircraft Mechanic I ( Pneudraulics) maintains, modifies, and repairs hydraulic and pneumatic systems and components that actuate mechanisms or produce, control, and regulate the flow of fluids (liquids and gases), tests for and isolates malfunctions in hydraulic and pneumatic systems or components, utilizing technical manuals and schematics, and modifies, repairs or disassembles and overhauls systems or components. Basic knowledge of aircraft unique tools such as test equipment, torque wrenches, dial indicators, micrometers, hydraulic press machine, and those listed in the assigned MDS Maintenance Allocation Chart (MAC).