Master minimum equipment list

The Minimum Equipment List ( MEL, German: , Minimum Equipment List ') lists all the instruments, items of equipment or functions that may be defective. Also given there, how long, to what extent and under what conditions, the aircraft can be operated with this defect. Obviously necessary parts such as the blades are not shown. Instruments, items of equipment or functions relating to the airworthiness are not also not listed. An example of this would be a coffee maker.

The MEL ​​must be approved by the relevant aviation authorities for an operator. Basis of the MEL ​​is the (on a related to an airplane type ) MMEL (Master Minimum Equipment List ).

The purpose of the MEL

The MEL ​​allows the holder or his crew to fly to an airport, on which ( private ) Maintenance staff is. There are also maintenance operations of other airlines fly unless an agreement exists on mutual aid.

• Aeronautical engineering