People credited with this unit standard are able to: prepare to repair or overhaul aircraft gas turbine engine power augmentation or restoration system components; locate defects in aircraft gas turbine engine power augmentation or restoration system components; repair or overhaul aircraft gas turbine engine power augmentation or restoration system components; test and adjust aircraft gas turbine engine power augmentation or restoration system components; and complete the repair or overhaul task for aircraft gas turbine engine power augmentation or restoration system components.