W

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W E L C O M E
Dave Slaybaugh
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AC 43.13-1B

• Acceptable Methods, Techniques
• and Practices
• Aircraft Inspection and Repair

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My Objective is
To familiarize you, the IA and A P with the
differences and additions in the new Advisory
Circular
AC43.13-1B
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One of the Tools we have to assist us in our
tasks, as Aircraft Technicians.
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AC 43.13-1B

• Title 14 CFR
• Effective September 8, 1998

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AC 43.13-1B

• AC 43.13-1A
• is
• Canceled

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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

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AC 43.13-1B

• Only when
• There is no manufacturers repair or maintenance
  instructions
• Generally
• Minor repairs

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AC 43.13-1B

• May be used
• as a basis for FAA approval for major repairs

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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 manufactures data

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AC 43.13-1B

• Comments are Invited
• DOT/FAA
• ATTN. Airworthiness Programs Branch,
• AFS-610 PO Box 25082
• Oklahoma City, OK 73125

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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

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AC 43.13-1B
Differences
Old
New

• 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

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AC 43.13-1B
Differences
Old
New

• 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

16
AC 43.13-1B
Differences
Old
New

• 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

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AC 43.13-1B

• New data for Fiberglass Plastic
• Repairs
• Inspections
• Clear Plastics
• Heat forming

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AC 43.13-1B
Differences
Old
New

• 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

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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
Differences
Old
New

• 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

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AC 43.13-1B
Differences
Old
New

• 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

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AC 43.13-1B

• Nondestructive Inspection Expanded greatly
• NDT Levels
• I
• II
• III
• Defining types of Flaws

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AC 43.13-1B

• Methods expanded and updated
• Visual
• Magnetic Particle
• Penetrants
• Eddy Current
• Radiography (X-Ray)
• Ultrasonic
• Acoustic Emission

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AC 43.13-1B

• Methods expanded and updated
• Following being developed for Aircraft
• Thermography
• Holography
• Shearography
• Tap Testing
• from 3 pages to 55 pages

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AC 43.13-1B
Differences
Old
New

• 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.

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AC 43.13-1B
Differences
Old
New

• 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

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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
Differences
Old
New

• 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

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AC 43.13-1B
Differences
Old
New

• 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

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AC 43.13-1B

• Hardware expanded from 7 to 74 pages
• Many more illustrations
• Control Cables moved to this section

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AC 43.13-1B
Differences
Old
New

• 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

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AC 43.13-1B

• Propellers now included with Engines in chapter 8

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AC 43.13-1B
Differences
Old
New

• 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

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AC 43.13-1B
Differences
Old
New

• Ch.10 Hydraulic Pneumatic Systems
• Sec.1 Hydraulic

• Ch.10 Weight Balance
• Sec.1 Terminology
• Sec.2 Weighing Procedures

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AC 43.13-1B
Differences
Old
New

• 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

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AC 43.13-1B
Differences
Old
New

• 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

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AC 43.13-1B
Differences
Old
New

• 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

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AC 43.13-1B
Differences
Old
New

• 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

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AC 43.13-1B
Differences
Old
New

• 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

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AC 43.13-1B
Differences
Old
New

• 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

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AC 43.13-1B
Differences
Old
New

• 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

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AC 43.13-1B
Differences
Old
New

• Ch.16 Instruments
• Sec.6 Preservation Packaging

• None

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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