Appendix B to AMC 20-22 –
EWIS Minimum Initial Training Programmefor Group 3 through 8
ED Decision 2008/007/R
Target Group 3: Qualified staff performing electrical/avionic engineering on in-service aeroplane.
Target Group 4: Qualified staff performing general maintenance/inspections not involving wire maintenance (LRU change is not considered wire maintenance)
Target Group 5: Qualified staff performing other engineering or planning work on in-service aeroplane
Target Group 6: Other service staff with duties in proximity to electrical wiring interconnection systems
Target Group 7: Flight Deck Crew
Target Group 8: Cabin Crew
TARGET GROUPS |
3 |
4 |
5 |
6 |
7 |
8 |
A – GENERAL ELECTRICAL WIRING INTERCONNECTION SYSTEM PRACTICES Know or demonstrate the safe handling of aeroplane electrical systems, line replaceable units (LRU), tooling, troubleshooting procedures, and electrical measurement. |
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1. Safety practices |
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X |
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X |
X |
X |
2. Electrostatic discharge sensitive (ESDS) device handling and protection |
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X |
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7. LRU replacement general practices |
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X |
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B – WIRING PRACTICES DOCUMENTATION Know or demonstrate the construction and navigation of the applicable aeroplane wiring system overhaul or practices manual. |
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8. Standard wiring practices manual structure/overview |
X |
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9. Chapter cross-reference index |
X |
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10. Important data and tables |
X |
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11. Wiring diagram manuals |
X |
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12. Other documentation as applicable |
X |
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C – INSPECTION Know the different types of inspections, human factors in inspections, zonal areas and typical damages. |
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13. General visual inspection (GVI), detailed inspection (DET), special detailed inspection (SDI), and zonal inspection, and their criteria and standards |
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X |
X |
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14. Human factors in inspection |
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X |
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15. Zonal areas of inspection |
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X |
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16. Wiring system damage |
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X |
X |
Low level |
Low level |
Low level |
D – HOUSEKEEPING Know the contamination sources, materials, cleaning and protection procedures. |
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17. Aeroplane external contamination sources |
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X |
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X |
X |
X |
18. Aeroplane internal contamination sources |
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X |
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X |
X |
X |
19. Other contamination sources |
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X |
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X |
X |
X |
20. Contamination protection planning |
X |
X |
X |
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21. Protection during aeroplane maintenance and repair |
X |
X |
X |
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22. Cleaning processes |
X |
X |
X |
X |
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E – WIRE Know or demonstrate the correct identification of different wire types, their inspection criteria and damage tolerance, repair and preventative maintenance procedures. |
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23. Wire identification, type and construction |
X |
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24. Insulation qualities and damage limits |
X |
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25. Inspection criteria and standards of wire and wire bundles |
X |
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26. Wire bundle installation practices |
X |
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27. Typical damage and areas found (aeroplane specific) |
X |
X |
X |
Low level |
Low level |
Low level |
28. Maintenance and repair procedures |
X |
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29. Sleeving |
X |
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30. Unused wires - termination and storage |
X |
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31. Electrical bonding and grounds |
X |
X Bond |
X |
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F – CONNECTIVE DEVICES Know or demonstrate the procedures to identify, inspect, and find the correct repair for typical types of connective devices found on the applicable aeroplane. |
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32. General connector types and identification |
X |
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33. Cautions and protections |
X |
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34. Visual inspection procedures |
X |
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35. Typical damage found |
X |
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36. Repair procedures |
X |
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[Amdt 20/4]
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