STEMME S12, Руководство по обслуживанию

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DOCUMENT NUMBER:
L500-912.820 ISSUE JUL 20, 2016
AMENDMENT: 00
DATE: --
CHAPTER- PAGE 7-11
MAINTENANCE MANUAL STEMME S12
• Check control rods and bearings in the area of wing-to-center fuselage attachments; check
condition of quick-release joints and securing of its spring bolts.
7.3.2 CONTROLS IN THE WING
For checks and maintenance of the L`Hotellier Connections (aileron control rods at the inner-to-out-
er wing division) refer to Annex A.
To check bell-crank levers and adjacent components of flap and aileron control system remove
fairings of the flap and aileron link rods and inspect the bell-crank levers and the other parts of
the flap and aileron drive systems in the wing by means of a borescope or mirror.
The air brakes should properly close flush with the wing surface when locked. To allow for wing
bending, there must be a clearance of minimum 1.5 mm / 0.06 in. between the inboard and out-
board ends of the airbrake covers and the adjacent wing skins.
• Check tight fit and securing of upper screw joints, and condition and tight fit of bolts in
lower air brake.
7.3.3 CONTROLS IN TAIL CONE /VERTICAL TAIL
RUDDER CONTROL CONNECTIONS AND RUDDER STOPS
• Check condition of rudder control cables at the transition to PVC tube and connection of
rudder control cables at the tail boom entrance for proper condition.
• Check rudder control links for tight fit of screw connections and brass bushings for wear
(observe section »6.5 Lubrication«).
• Check proper installation of coupling rods to tail wheel.
• Check condition of rudder stops.
ADJUSTMENT OF RUDDER STOPS
• Adjust neutral position of rudder (use airfoil template), tail wheel free
• Mark reference on ground
• Adjust rudder stop screws on lower rudder fitting left/right for rated values according to
section »6.4.1.1«.
ELEVATOR CONTROL CONNECTION
• Check control link in rear horizontal tail fitting for condition, tight screw connection, low
friction of bearing (Observe section »6.5 Lubrication«).
To check bell-crank lever of the elevator control in the base of the vertical fin remove two stoppers
from inspection holes on LH side.
• Check bell-crank lever for condition, tight connections and proper installation by means
of an borescope.