3. MAINTENANCE IS THE ACTION NESESARYTO SUSTAIN OR RESTORE THE INTEGRITY AND PERFORMANCE OF THE AIRPLANE.
4. LIGHT OR LINE MAINTENACE
5. LINE MAINTRNANCE IS THE MAINTENANCE THAT IS CARRIET OUT BEFORE FLIGHT TO ENSURE THAT THE AIRCRAFT IS FIT FOR THE INTENDED FLIGHT
6. BASE OR HEAVY MAINTENANCE
7. BASE MAINTENANCE MAY BE REFERRED TO S HEAVY MANTENAICE AND CONSISTSOF TASKS THAT ARE GENERALLY MORE IN-DEPTH AND LONG-LASTING THAN RHOSE ABOVE, BUT ARE PERFOMANCE LESS FREQUENTLY.AN MRO COMPANY WILL HAVE TO HAVE LARGE FACILITIES AND SPECIALISED EQUIPMENT AND STAFF TO UNDERTAKE BASE MAINTENANCE AND MANY OPERATOR CONTRACT-OUT THIS FUNCTION.
8. SHOP OR COMPONENT MAINTENANCE
9. THIS MAINTENANCE IS PROVIDED WHEN THIRD PARTIES ARE IN CHARGE OF CARRYING OUT THE MAINTENANCE OF CERTAIN COMPONENTS, FOR EXAMPLE CHAIRS, APU
10. MAINTENANCE INTERVALAS
11. THE MAINTENANCE INTERVALS ARE STIPULATED TIMES ON THE MAINTENANCE PLANNING DOCUMENT
12. HARD TIME
13. PREVENTIVE PROCESS IN WHICH KNOW DETERIORATION OF AN ITEM IS LIMITED TO AN ACCEPTABLE LEVEL BY THE MAINTENANCE ACTIONS, CARRIET OUT AT PERIODS RELATED TO TIME IN SERIVE
14. ON-CONDITION
15. PREVENTATIVE PROCESS IN WHICH ITEM ARE INSPECTED OR TESTED AT SPECIFIED PERIODS, TO AN APPROPRIATE STANDARD TO DETERMINE WHETHER IT CAN CONTINUE IN SERVICE
16. CONDITION MONITORING
17. INFORMATION ON ITEMS GAINED FROM MONITORING IS COLLECTED, ANALYSED AND INTERPRETED ON A CONTINUING BASIC AS A MEANS DECIDING WHETHER OR NOT TO IMPLEMENT CORRECTIVE PROCEDURES.
18. MANTENAICE INTERVALS
19. FLIGHT HOURS
20. FLIGHT CYCLES
21. CALENDAR TIME
22. OPERATING HOURS
23. TYPES OF MAINTENANCE
24. PREVENTIVE
25. CORRECTIVE
26. PREVENTIVE MAINTENANCE MEANS SIMPLE OR MINOR PRESERVATION OPERATION AND THE REPLACEMENT OF SMALL STANDARD PARTS NOT INVOLVING COMPLEX ASSEMBLY OPERATIONS
27. CORRECTIVE MAINTENANCE IS ANY TASK THAT CORRECTS A PROBLEM WITH AN ASSET AND RETURNS IT A PROPER WORKING ORDER. CORRECTIVE MAINTENANCE TASKS CAN BE BOHT PLANNED AND UNPLANNED
28. ACTIVITY
29. THE MAINTENANCE OF THE AIRCRAFT IS THE TECHNICAL ACTIVITY THAT IS CARRIED OUT WITH THE INTENTION OF KEEPING THE AIRCRAFT IN GOOD FLIGHT CONDITION AND ALSO IN GOOD CONDITION FOR THE ISSUE OF CERTIFICATES OF FITNESS FOR SERVICE