Heavy Maintenance – Heavy Maintenance is any maintenance, inspection, repair, or alteration a manufacturer has designated that requires specialized training, equipment, or facilities.
...read more
Posted in Aviation Maintenance Terms | Tagged Aircraft Maintenance, Airline, Maintenance
Hydraulic Ground Power Unit – Hydraulic power units, sometimes called a hydraulic mule, provide hydraulic pressure to operate the aircraft systems during maintenance. They can be used to:
• Drain the aircraft hydraulic systems. • Filter the aircraft system hydraulic fluid. • Refill the aircraft system with clean fluid. [...]
...read more
Posted in Aviation Maintenance Terms | Tagged Ground Equipment, GSE, Maintenance
Manufacturer’s Maintenance Manual – A manual provided by an aircraft manufacturer that outlines the methods, techniques, and practices prescribed for each person performing maintenance, alteration, or preventive maintenance on an aircraft, engine, propeller, or appliance. Also referred to as an AMM (Aircraft Maintenance Manual)
...read more
Posted in Aviation Maintenance Terms | Tagged AMT, Maintenance
Rebuilt Aircraft Engines are used engines that has been completely disassembled, inspected, repaired as necessary, reassembled, tested, and returned to service in the same manner and to the same tolerances and limits as a new engine with either new or used parts.
...read more
Posted in Aircraft Powerplant Terms | Tagged Engines, Maintenance, overhaul
CMR Definition – What is a CMR? – A CMR is a required periodic task, established during the design certification of the airplane as an operating limitation of the type certificate.
...read more
Posted in Aviation Safety Terms, FAA Terms | Tagged Airworthiness, FAA, Inspection, Maintenance
The definition of Aviation / Aircraft Maintenance as defined by the FAA and EASA is
...read more
Posted in Aviation Maintenance Terms | Tagged AMT, EASA, FAA, Maintenance
Compass Rose – A small circle graduated in 360 increments, to show direction expressed in degrees.
Most airports have a compass rose, which is a series of lines marked out on a ramp or maintenance run up area where there is no magnetic interference. Lines, oriented to magnetic north, are painted every 30° which is used [...]
...read more
Posted in Aviation Maintenance Terms | Tagged FAA Pilot's Handbook, Instruments, Maintenance, Navigation
Essential Maintenance encompasses any on-wing accomplishment of any maintenance or alteration that the certificate holder has designated as a RII. Essential Maintenance is maintenance that would result in a failure effect that would endanger the continued safe flight and landing of the airplane if it was performed improperly or if improper parts or materials were [...]
...read more
Posted in FAA Terms | Tagged Airlines, FAA, Maintenance, Regulatory, Repair Stations
Zone numbers – On drawings, these are similar to the numbers and letters printed on the borders of a map, used for locating a particular point in the drawing.
...read more
Posted in Aviation Maintenance Terms | Tagged AMT, Maintenance
Work – The amount of energy transferred by a force.
...read more
Posted in Aviation Maintenance Terms | Tagged AMT, Maintenance
