Document: SLSA-MIP-5-4-0-US
Date of Issue: 05/2016
Revision: -
15-1
15.
CHAPTER
– AEROPLANE REPAIRS
15.1
General ................................................................................. 15-3
15.2
Removing rivets ................................................................... 15-3
15.3
Riveting ................................................................................ 15-4
15.3.1
General ................................................................................................... 15-4
15.3.2
Riveting procedure................................................................................ 15-4
15.4
Skin repairs .......................................................................... 15-5
15.4.1
Removing damaged skins .................................................................... 15-5
15.4.2
Division of damaging into groups ....................................................... 15-5
15.4.3
Principles for repair method determination ........................................ 15-5
15.4.4
Angle repair ........................................................................................... 15-6
15.4.5
Skin repair .............................................................................................. 15-6
15.4.5.1
Stopping cracks and blinding small holes ......................................................................... 15-6
15.4.5.2
Repairing the skins with patches ...................................................................................... 15-7
15.5
Repair of fiberglass parts .................................................. 15-10
15.5.1
Damage classification ......................................................................... 15-10
15.5.2
General ................................................................................................. 15-10
15.5.3
Parts of external appearance ............................................................. 15-10
15.5.3.1
Small damage ................................................................................................................. 15-10
15.5.3.2
Medium damage ............................................................................................................. 15-11
15.5.3.3
Major damage ................................................................................................................. 15-12
15.5.4
Structural parts ................................................................................... 15-12
15.6
Paint repairs ....................................................................... 15-13
15.6.1
Safety rules .......................................................................................... 15-13
15.6.2
Recommendation for additional surface treatment of airplane
surface ................................................................................................. 15-13
15.6.2.1
Washing and degreasing ................................................................................................ 15-13
15.6.2.2
Bonding rivet heads, big irregularities and material transitions ...................................... 15-14
15.6.2.3
Application of primer (paint) ............................................................................................ 15-15
15.6.2.4
Bonding ........................................................................................................................... 15-15
15.6.2.5
Application of top coat ..................................................................................................... 15-15
15.6.3
Small damage ...................................................................................... 15-16
15.6.3.1
General ........................................................................................................................... 15-16
15.6.3.2
Sanding ........................................................................................................................... 15-16
15.6.3.3
Degreasing ...................................................................................................................... 15-17
15.6.3.4
Application of primer ....................................................................................................... 15-17
15.6.3.5
Application of top coat ..................................................................................................... 15-18
15.7
Torque moments ................................................................ 15-19
15.8
Securing the bolt joints ..................................................... 15-19
15.8.1
General ................................................................................................. 15-19
15.8.2
Bolt joint securing by locking wire .................................................... 15-19
15.8.3
Bolt joint securing by cotter pin ........................................................ 15-21
Summary of Contents for S-LSA
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