Repairs Of Composite Structures, General; Issued December - DG Flugzeugbau DG-1000 Repair Manual

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Repairs of composite structures, General

Caution: You are only allowed to use the materials specified in section 4.
Use only genuine spare parts.
Warning: Major damage which is outside the scope of the list below should
only be repaired by a certified repair station rated for composite aircraft
structure work.
For all aircraft under EASA regulations the following applies: According to part
21, subpart M to accomplish major repairs an approved repair instruction is
required, see also TN DG-G-01 "Approved repair methods according to EU
Commission Regulation 1702/2003 part 21, subpart M"
Definition of minor damage:
a. All damage to paint and fillers.
b. Holes on the belly of the fuselage if the maximum diameter does not
exceed the following:
Forward fuselage
Aft boom
Cracks in the belly maximum length:
Forward fuselage
Aft boom
The blind glue joints of the fuselage boom should not be damaged.
c. Holes, cracks and blisters in the wings, tail, and control surfaces, not in
excess of the following dimensions:
Wings
Stabilator
Aileron
Rudder
The parts must not be damaged in the spar area.
d. Replacement of bent fittings (part No.'s see diagrams in the maintenance
manual).
Caution: Damaged fittings should not be repaired but must be replaced.
Note: Special hints for handling FRP repairs are found in the Petite Plane Patch
Primer (Author U. Hänle).

Issued December 2010

Copyright DG Flugzeugbau GmbH - any copy or publishing prohibited
Repair manual DG-1000
80 mm
40 mm
120 mm
80 mm
Diameter
100 mm
50 mm
50 mm
50 mm
Length
150 mm
80 mm
80 mm
80 mm
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