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1. Introduction
2. Maintenance Program (MP)
3. Scheduled Maintenance Development
4. Maintenance Program Establishment
5. Maintenance Concept
6. Maintenance Planning
7. Conclusion
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Scheduled Maintenance Seminar
Table of Contents
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1. Introduction
4 Scheduled Maintenance Objectives4 Scheduled Maintenance Instructions
4 Scheduled Maintenance Definitions
2. Maintenance Program (MP)
3. Scheduled Maintenance Development
4. Maintenance Program Establishment
5. Maintenance Concept
6. Maintenance Planning
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Table of Contents
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1. Introduction
4 Scheduled Maintenance Objectives4 Scheduled Maintenance Instructions
4 Scheduled Maintenance Definitions
2. Maintenance Program (MP)
3. Scheduled Maintenance Development
4. Maintenance Program Establishment
5. Maintenance Concept
6. Maintenance Planning
Scheduled Maintenance Seminar
Table of Contents
7/29/2019 Scheduled Maintenance Program Seminar - 1. Introduction
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IntroductionScheduled Maintenance Objectives
Safety & reliability is the prime concern/factor when considering aircraftmaintenance
Guarantee continue airworthiness of the aircraft
Accomplish these goals at a minimum total cost
Cost of preventive maintenance < Cost of failure consequences
Highly regulated environment
Operational reasons
Ensure good technical condition of the aircraft to enable the operationswithout technical interruptions
e.g. delays, cancellations, in-flight turn-backs
The asset value is also a major driver
Leased aircraft
Sold aircraft
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1. Introduction
4Scheduled Maintenance Objectives
4 Scheduled Maintenance Instructions
4 Scheduled Maintenance Definitions
2. Maintenance Program (MP)
3. Scheduled Maintenance Development
4. Maintenance Program Establishment
5. Maintenance Concept
6. Maintenance Planning
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Table of Contents
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IntroductionScheduled Maintenance Instructions
Scheduled Maintenance is described in airworthiness codes
The most widely used and influential codes are:
Certification Specification (CS) of the EASA (Europe)
Federal Aviation Regulations (FAR) of the FAA (USA)
EASA CS Part 25 appendix H identifies Scheduled MaintenanceInstructions for Continuous Airworthiness (ICAs)
ICA shall be prepared by the aircraft manufacturer (OEM)
Outcome of ICA preparation
What item to inspect (system, equipment, structure element, engine,APU)
When to inspect (frequency)
To which extent (general, detailed, NDT inspection)
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7/29/2019 Scheduled Maintenance Program Seminar - 1. Introduction
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1. Introduction
4Scheduled Maintenance Objectives
4 Scheduled Maintenance Instructions
4 Scheduled Maintenance Definitions
2. Maintenance Program (MP)
3. Scheduled Maintenance Development
4. Maintenance Program Establishment
5. Maintenance Concept
6. Maintenance Planning
7
Table of Contents
Scheduled Maintenance Seminar
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IntroductionScheduled Maintenance Definitions
Scheduled Maintenance
Routine
MaintenanceNon Routine
Maintenance
Unscheduled
Maintenance
Hard-timeComponent
exchanges
Scheduled Maintenance
Also known as Preventive Maintenance
That maintenance performed at defined intervals to retain an item in a
serviceable condition, by systematic inspection for detection and /orreplacement of wearout items, adjustment, calibration, cleaning, etc.
Preventive process: known deterioration of an item is limited to anacceptable level by the maintenance actions which are carried out at
periods related to time in service (e.g. calendar time, number of cyclesnumber of landings).
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IntroductionScheduled Maintenance Definitions
Scheduled Maintenance
Routine
Maintenance
Unscheduled
Maintenance
Hard-timeComponent
exchangesNon RoutineMaintenance
Routine maintenanceThe routine maintenance is defined by the maintenance requirements forinspection and or servicing that are listed in the Maintenance Program.
Non-routine maintenanceRectification of findings and non-conformities discovered while performing theroutine maintenance
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I t d ti
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IntroductionScheduled Maintenance Definitions
Scheduled Maintenance
Routine
Maintenance
Unscheduled
Maintenance
Hard-timeComponent
exchangesNon RoutineMaintenance
Unscheduled Maintenance
Also known as Corrective Maintenance
That maintenance performed to restore an item to a satisfactory condition by
providing correction of a known or suspected malfunction and/or defect.
Rectifications of problems:
That occur during the operation of the aircraft, or
That are not linked to the performance of routine maintenance(i.e. unpredictable faults).
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I t d ti
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IntroductionScheduled Maintenance Definitions
Scheduled Maintenance
Routine
Maintenance
Unscheduled
Maintenance
Hard-timeComponent
exchangesNon RoutineMaintenance
Hard-time component exchanges
Some safety-related components have a defined life limit. They need tobe replaced when this limit is reached.
The prescribed actions normally include Servicing and such otheractions as Overhaul, Partial Overhaul, or replacement, so that the itemconcerned is either replaced or restored to such a condition that it canbe released for service for a further specified period.
Examples:
- Engines Life Limited Parts (LLP)
- Landing Gear
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Air line Assistance Scheduled Maintenance Program JORDAN AVIATION March 2011
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