DOCUMENT NUMBER:
L500-912.820 ISSUE JUL 20, 2016
AMENDMENT: 00
DATE:
CHAPTERPAGE 613
MAINTENANCE MANUAL STEMME S12
Position. Description Lubricant, Occasion and Remarks
(See also section 6.5.1)
(7) Forward and rear horizontal tail
tting.
Grease (any rigging and annually)
(8) L´Hotellier connection aileron
control rod.
Slightly grease only the ball (any rigging and
annually), see also manufacturer instruction
(Annex A)
(9) Spring parts of landing gear
doors.
Oil (any scheduled maintenance)
(10) Landing gear: Elbow strut, wheel
bearing, door hinges.
Grease (Inspection Type 2.c, door hinges annu-
ally)
(11) Hinge bolts of lower cowl ap. Grease, (Inspection annually)
(12) Control rods in fuselage, swivel
joints.
Grease, (every 2 years)
(13) Eye bolts of air brakes. Grease, (every 2 years)
(14) Flap control links. Grease, (every 2 years)
(15) Rudder hinges, control cable con-
nection.
Grease, (every 2 years)
(16) Tail wheel, lower axial guide. Grease, (every 2 years)
(17) Flap and elevator hinges Grease, only if corrosion has occurred
6.6 SURFACE OF COMPOSITE STRUCTURES
During any 100 hours airframe or higher inspection (100 or more engine hours or annually) the
total surface of the motorglider shall be inspected for damage or cracks. Look carefully for signs
of hidden structural damage during inspection. Bottom sides of fuselage, wings and elevator shall
be checked for gravel strike damage.
• Check all labels and repair or renew if necessary.
Additional remarks about identication of structural damage, especially in force transfer areas
etc. can be found in section 7.1 in relevant subsections for components.
According to the type approval data sheet the surface may only be colored white except
for registration and areas for warning colors. Warning colors can be used from winglets to
0.30 m / 11.81 in inboard, at the nose-cone and at the landing gear doors. For use of the white paint
observe the statements in the repair guide P520-901.502 Small Repairs of Composite Materials.