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Dave Slaybaugh

2. AC 43.13-1B
Acceptable Methods, Techniques
and Practices
Aircraft Inspection and Repair

3. 3
My Objective is
To familiarize you, the IA and A & P
with the differences and additions in
the new Advisory Circular
AC43.13-1B

4. 4
One of the Tools we have to
assist us in our tasks, as
Aircraft Technicians.

5. AC 43.13-1B
Title 14 CFR
Effective September 8, 1998

6. AC 43.13-1B
AC 43.13-1A
is
Canceled

7. 7
AC 43.13-1B
Purpose of this advisory circular?
 Provide methods, techniques and
practices
 Acceptable to the Administrator
 Inspection and Repair of
 Non-Pressurized civil aircraft

8. 8
AC 43.13-1B
Only when
 There is no manufacturer’s repair or
maintenance instructions
Generally
 Minor repairs

9. 9
AC 43.13-1B
May be used
 as a basis for FAA approval for major repairs

10. 10
AC 43.13-1B
May be used
 as approved data, with the chapter, page and
paragraph listed listed in block 8 of form 337
Providing
 it is appropriate to the product being repaired
 directly applicable to the repair
 not contrary to manufacture’s data

11. 11

12. 12
AC 43.13-1B
Comments are Invited
DOT/FAA
ATTN.: Airworthiness Programs Branch,
AFS-610; PO Box 25082
Oklahoma City, OK 73125

13. 13
AC 43.13-1B
Much more detail in many areas
Up to date information & procedures
Better Illustrations
Safety Concerns & Tips for personal
More details regarding repairs &
Inspections
More data in some cases

14. 14
AC 43.13-1B
Ch. 1 Aircraft Wood Structures
 Sec.1 Materials & Practices
 Sec.2 Finishing Wood
Structures
Ch. 1 Aircraft Wood Structures
 Sec.1 Materials & Practices
 Sec.2 Health & Safety
 Sec.3 Inspection
 Sec.4 Repairs
 Sec.5 Finishing Wood
Structures
Differences
Old New

15. 15
AC 43.13-1B
Ch.2 Aircraft Metal
Structures
 Sec.1 Reference &
Precautionary Measures
 Sec.2 Welding
 Sec.3 Metal Repair
Procedures
 Sec.4 Repair of Laminate
Structures
Ch.2 Fabric Covering
 Sec.1 Practices &
Precautions
 Sec.2 Application of Dope
 Sec.3 Inspection & Testing
 Sec.4 Repairs to Fabric
Covering
Differences
Old New

16. 16
AC 43.13-1B
Ch.3 Fabric Covering
 Sec.1 Practices &
Precautions
 Sec.2 Doping
 Sec.3 Repairs to Fabric
Covering
 Sec.4 Fabrics Testing
Ch.3 Fiberglass & Plastics
 Sec.1 Repair of Light Load
Laminate Structures
 Sec.2 Metallic Sandwich
Secondary Structure Repair
 Sec.3 Transparent Plastics
 Sec.4 Windshields,
Enclosures & Windows
Differences
Old New

17. 17
AC 43.13-1B
New data for Fiberglass & Plastic
 Repairs
 Inspections
Clear Plastics
 Heat forming

18. 18
AC 43.13-1B
Ch.4 Control Cables and
Terminals
 Sec.1 Inspection & Repair
 Sec.2 Safety Methods for
Turnbuckles
Ch.4 Metal Structure,
Welding & Brazing
 Sec.1 Identification of
Metals
 Sec.2 Testing of Metals
 Sec.3 Precautionary
Measures
 Sec.4 Metal Repair
Procedures
 Sec.5 Welding & Brazing
 Sec.6 Welding & Brazing
Safety
Differences
Old New

19. 19
AC 43.13-1B
Weld Repairs is much expanded
 Gas
 GMAW (MIG)
Gas Metal Arc Welding
 GTAW (TIG)
Gas Tungsten Arc Welding

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AC 43.13-1B
Ch.5 Aircraft Hardware
 Sec.1 Identification & Use
Ch.5 Nondestructive
Inspection
 Sec.1 General
 Sec.2 Visual
 Sec.3 Eddy Current
 Sec.4 Magnetic Particle
 Sec.5 Penetrant
 Sec.6 Radiography- X-Ray
 Sec.7 Ultrasonic
Differences
Old New

21. 21
AC 43.13-1B
Ch.5 Aircraft Hardware
 Sec.1 Identification & Use
Ch.5 Nondestructive
Inspection
 Sec.8 Tap Testing
 Sec.9 Acoustic-Emission
 Sec.10 Thermography
 Sec.11 Holography
 Sec.12 Shearography
Differences
Old New

22. 22
AC 43.13-1B
Nondestructive Inspection Expanded greatly
NDT Levels
 I
 II
 III
Defining types of Flaws

23. 23
AC 43.13-1B
Methods expanded and updated
 Visual
 Magnetic Particle
 Penetrants
 Eddy Current
 Radiography (X-Ray)
 Ultrasonic
 Acoustic Emission

24. 24
AC 43.13-1B
Methods expanded and updated
Following being developed for Aircraft
 Thermography
 Holography
 Shearography
 Tap Testing
from 3 pages to 55 pages

25. 25
AC 43.13-1B
Ch.6 Corrosion Protection Ch.6 Corrosion Protection
 Sec.1 General
 Sec.2 Types of Corrosion
 Sec.3 Protection Measures
for Basic Materials
 Sec.4 Preventive Maint.
 Sec.5 Visual Inspection
Guide for Aircraft
 Sec.6 Removal Procedures
 Sec.7 Basic Removal Tech.
Differences
Old New

26. 26
AC 43.13-1B
Ch.6 Corrosion Protection Ch.6 Corrosion Protection
 Sec.8 Aluminum & Alloys
 Sec.9 Magnesium & Alloys
 Sec.10 Ferrous Metals
 Sec.11 Other Metals, Alloys
 Sec.12 Plated Parts
 Sec.13 Corrosion Proofing
of Land to Sea Conversions
 Sec.14 Handling & Care of
A/C Recovered form Water
Immersion
Differences
Old New

27. 27
AC 43.13-1B
Corrosion was expanded from 8 to 44
pages
Much better Removal & Treatment
Sections

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AC 43.13-1B
Ch.7 Identification,Testing
& Inspection of Materials
 Sec.1 Identification of
Metals
 Sec.2 Testing of Metals
 Sec.3 Nondestructive Tests
 Sec.4 Identification of
Fabrics & Plastics
 Sec.5 Cabin Interior
Materials,Fire Protection
Qualities
Ch.7 A/C Hardware,
Control Cables &
Turnbuckles
 Sec.1 Rivets
 Sec.2 Screws
 Sec.3 Bolts
 Sec.4 Nuts
 Sec.5 Washers
 Sec.6 Pins
 Sec.7 Safetying
Differences
Old New

29. 29
AC 43.13-1B
Ch.7 Identification,Testing
& Inspection of Materials
 Sec.5 Cabin Interior
Materials,Fire Protection
Qualities
Ch.7 A/C Hardware,
Control Cables &
Turnbuckles
 Sec.8 Insp.& Repair of
Control Cables &
Turnbuckles
 Sec.9 Turnbuckles
 Sec.10 Safety Methods
 Sec.11 Hardware
Identification Tables
Differences
Old New

30. 30
AC 43.13-1B
Hardware expanded from 7 to 74 pages
Many more illustrations
Control Cables moved to this section

31. 31
AC 43.13-1B
Ch.8 A/C Equipment
 Sec.1 Landing Gear
 Sec.2 Life Preservers, Rafts
 Sec.3 Miscellaneous
Ch.8
Engines,Fuel,Exhaust, &
Propellers
 Sec.1 Engines
 Sec.2 Fuel Systems
 Sec.3 Exhaust Systems
 Sec.4 Repair of Metal
Propellers
 Sec.5 Inspection of
Propellers
 Sec.6 Tracking & Vibration
Differences
Old New

32. 32
AC 43.13-1B
Propellers now included with Engines in
chapter 8

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AC 43.13-1B
Ch.9 Windshields,
Enclosures & Exits
 Sec.1 Plastic Windshields &
Enclosures
Ch.9 A/C Systems &
Components
 Sec.1 Insp. & Maint.LDG
 Sec.2 Hydraulic Systems
 Sec.3 Emergency Equip.
 Sec.4 Cabin Interior
Differences
Old New

34. 34
AC 43.13-1B
Ch.10 Hydraulic &
Pneumatic Systems
 Sec.1 Hydraulic
Ch.10 Weight & Balance
 Sec.1 Terminology
 Sec.2 Weighing Procedures
Differences
Old New

35. 35
AC 43.13-1B
Ch.11 Electrical Systems
 Sec.1 Care of
 Sec.2 Equipment Installation
 Sec.3 Wire
 Sec.4 Wire Marking
 Sec.5 Connectors
 Sec.6 Conduits
 Sec.7 Routing,Tying,Lacing,
& Clamping
Ch.11 Electrical Systems
 Sec.1 Inspection & Care of
 Sec.2 Storage Batteries
 Sec.3 Inspection of
Equipment Installation
 Sec.4 Inspection of Circuit-
Protection Devices
 Sec.5 Wire Ratings
 Sec.6 Wire Selection
 Sec.7 Table of Acceptable
Wire
Differences
Old New

36. 36
AC 43.13-1B
Ch.11 Electrical Systems
 Sec.8 Storage Batteries
Ch.11 Electrical Systems
 Sec.8 Installation Inspection
Requirements
 Sec.9 Environmental
Protection & Inspection
 Sec.10 Service Loop
Harnesses(Plastic Tie Strips)
 Sec.11 Clamping
 Sec.12 Insulation & Lacing
String Tie
 Sec.13 Splicing
Differences
Old New

37. 37
AC 43.13-1B
Ch.11 Electrical Systems Ch.11 Electrical Systems
 Sec.14 Terminal Repairs
 Sec.15 Grounding &
Bonding
 Sec.16 Wire Marking
 Sec.17 Connectors
 Sec.18 Conduits
 Sec.19 Protection of Unused
Connectors
 Sec.20 Symbols, Electrical
& Electronic
Differences
Old New

38. 38
AC 43.13-1B
Ch.12 Propellers, Rotors &
Associated Equipment
 Sec.1 Inspection
 Sec.2 Repair, Wood &
Composition
 Sec.3 Repair of Metal
 Sec.4 Overhaul of
 Sec.5 Assembly to Engine
 Sec.6 Precautions
Ch.12 A/C Avionics
Systems
 Sec.1 Equip. Maint.
 Sec.2 Ground Operational
Checks (Electrical)
 Sec.3 Ground Operational
Checks (Non Electrical)
 Sec.4 Avionics Test
Equipment
Differences
Old New

39. 39
AC 43.13-1B
Ch.12 Propellers, Rotors &
Associated Equipment
 Sec.7 Maint. of Rotor Blades
Ch.13 Weight & Balance
Ch.14 Engines & Fuel Sys.
 Sec.1 Engines
 Sec.2 Fuel Systems
 Sec.3 Exhaust Systems
Ch.12 A/C Avionics
Systems
Now Chapter 10
Now Chapter 8
Differences
Old New

40. 40
AC 43.13-1B
Ch.15 Radio & Electronic
 Sec.1 Maintenance of
Systems
 Sec.2 Maint. of Wire &
Cables
 Sec.3 Junction Boxes &
Terminal Boxes
 Sec.4 Power Sources &
Distribution
 Sec.5 Noise Suppression
Now Chapter 12
Differences
Old New

41. 41
AC 43.13-1B
Ch.15 Radio & Electronic
 Sec.6 Antennas
Ch.16 Instruments
 Sec.1 Maintenance of
 Sec.2 Inspection & Check of
 Sec.3 Power Sources for
 Sec.4 Pitot-Static Systems
 Sec.5 Adjustment of
Magnetic Direction
Indicators
Included in Chapter 12
Most included in Chapter
12, but lacking some items
Differences
Old New

42. 42
AC 43.13-1B
Ch.16 Instruments
 Sec.6 Preservation &
Packaging
None
Differences
Old New

43. 43
Summary
We have familiarized you with the content
and changes in the new Advisory Circular.
Hopefully we have given you a better
understanding of one of the tools you have
to work with.

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The End