Maintenance planning process

The invention Further as a maintenance planning method for turbo machines, in particular for gas turbine aircraft engines, comprising at least the steps of: a) from previously performed maintenance of turbomachinery obtained data are stored in a database structure, which data set, in particular performing maintenance in correlation to operating loads a maintained turbomachine; b) maintenance planning a new serviceable turbomachine are compiled to be executed in maintenance type and sequence based on the database; c) maintenance planning Send the newly serviceable turbomachine is inspected and based on the inspection, the set in the maintenance planning type and / or order is adapted to the maintenance to be executed and / or completed.