MAINTNANCE MANUAL EXTRA 300/SC
PAGE DATE: 1. August 2014 CHAPTER 53
PAGE 3
53-00-00 GENERAL
The fuselage structure consists of a TIG-welded steel tube
construction integrating the wing and empennage connec-
tions as well as the seat (refer to Figure 1).
The particular areas of the fuselage are covered with differ-
ent materials as shown in the following list (refer to Chapter
51-00-01 "Access Panel Identification"):
The one-piece canopy frame is built of carbon fibre lami-
nate. The window portion is made of acrylic glass.
The optional window portion in the bottom fuselage cover is
made of polycarbonate.
The layer sequences of the engine cowlings and the fuselage
covers are shown in the Figures 2-6.
All composite parts, as protection against moisture and UV
radiation, are coated with an unsaturated polyester gel-coat,
an acrylic filler and finally with an acrylic paint.
For repair of composite parts, aluminium and steel compo-
nents refer to Chapter 51. The repair of fabric has to be
executed in accordance to the FAA AC 43.13-1A.
Main fuselage cover carbon fibre laminate
Cowling top carbon fibre laminate and
honeycomb
Cowling bottom carbon fibre laminate and
honeycomb
Bottom fuselage cover carbon fibre laminate and
integrated aluminium sheet
(front section)
Side cover carbon fibre laminate and
honeycomb
Tail fairing carbon fibre laminate
Tail side skin aluminium sheet
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