DOCUMENT NUMBER:
L500-912.820 ISSUE JUL 20, 2016
AMENDMENT: 00
DATE: --
CHAPTER-
PAGE 6-8
MAINTENANCE MANUAL STEMME S12
6.4
FLIGHT CONTROL SYSTEM
6.4.1
DEFLECTION OF CONTROL SURFACES, CONTROL SYSTEM FRICTION, AND
CONTROL FORCES
After any adjustment or assembly work on the control system, control deflections, friction and
forces in the control system must be measured.
For measurement procedures see form »Rigging Report» (Annex D). Rated values.
6.4.1.1
CONTROL SURFACE DEFLECTIONS
ELEVATOR
Measuring point is trailing edge of inner rib of elevator (140 mm / 5.51 in from hinge line).
Full Deflection
- 44
+2
/
-5
mm
+ 44
+5
/
-2
mm
(-1.73
+0.08
/
-0.2
in)
(+1.73
+0.2
/
-0.08
in)
RUDDER
Measuring point is lower rear corner of control surface (420 mm / 16.5 in. from hinge line).
Full Deflection
+220 ± 15 mm
-220 ± 15 mm
(+8.7 ± 0.6 in)
(-8.7 ± 0.6 in)
WING FLAPS AND AILERONS
Flap Lever Control
Stick
Measurement points
1) Aileron: Inner rib of the control surface, 163 mm / 6.42 in. from hinge line.
2) Wing flap: Inner rib of the control surface, 175 mm / 6.89 in. from hinge line.
left aileron
left wing flap
right wing flap
right aileron
Position
Position
mm (in.)
- 10°
neutral
-31 ± 4 (-1.22 ± 0.16)
-31 ± 4 (-1.22 ± 0.16)
- 5°
neutral
-15 ± 4 (-0.6 ± 0.16)
-15 ± 4 (-0.6 ± 0.16)
0
left
-48 ± 4 (-1.89 ± 0.16)
+27 ± 3 (+1.06 ± 0.12)
neutral
0 ± 2 (0 ± 0.08)
0 ± 2 (0 ± 0.08)
0 ± 2 (0 ± 0.08)
0 ± 2 (0 ± 0.08)
right
+27 ± 3 (1.06 ±0.12)
-48 ± 4 (-1.89 ±0.16)
+ 5°
neutral
+15 ± 4 (+0.6 ± 0.16)
+15 ± 4 (+0.6 ± 0.16)
+ 10°
neutral
+31 ± 4 (+1.22 ± 0.16)
+31 ± 4 (+1.22 ± 0.16)
L (+16°)
neutral
+51 ± 4 (+2 ± 0.16)
+51 ± 4 (+2 ± 0.16)
Empty field: No measure to be checked.
Summary of Contents for S12
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Page 255: ...A FLIGHT CONTROLS PITCH CONTROL AND TRIM ...
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Page 257: ...B FLIGHT CONTROLS LATERAL CONTROL WING FLAP AILERON ...
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Page 259: ...C FLIGHT CONTROLS AIRBRAKE CONTROL ...
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