The Airplane Factory Sling 4, Руководство по обслуживанию

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DOCUMENT No.: REVISION: 1.2 DATE: 2014/11/10
DC-MAM-001-X-C-2 Page 19
1.12. AIRCRAFT ALIGNMENT
The aim of the alignment control is mainly to compare the measures taken on both sides and to
check if the difference between them, if any, is within the tolerances reported below
.
Figure 3: Aircraft alignment.
DATUMS
A, E
– On the wing upper surface, the outside edge of the wing skins where the trailing edge of
the leading edge skin overlays the trailing edge skin.
B
– The 12 o’clock position on the front face of the engine’s propeller flange (i.e. the top of the
front face of the
engine’s propeller flange). To get access it is necessary to remove the
engine upper cowling (refer to paragraph 5.1.1).
C
– On the outside rear corner of the horizontal stabilizer upper skin.
D
– The upper / aft rivet on the vertical stabilizer skin. It is the highest rivet shared between the
skin and the vertical stabilizer rear spar flanges .
Measurement Nominal Distances (mm)
A - B 5 067 mm (±20 mm)
B - E 5 0704 mm (±20 mm)
A
– D
E
– D
5 263 mm (±20 mm)
C - D 1 685 mm (±20 mm)
B
A
E
C
C
D D