STEMME S12

DOCUMENT NUMBER:
L500-912.820 ISSUE JUL 20, 2016
AMENDMENT: 00
DATE: 
CHAPTERPAGE 520
MAINTENANCE MANUAL STEMME S12
5.4.2 WINGS AND FUEL SYSTEM COMPONENTS IN THE WING CENTER SECTION
Type and Subject of Inspection
Break-in Aircraft 100 hr Engine 100 hr Engine 200 hr Engine 600 hr Annual
Refer to
Section
Sign-o
1. Check fuel system components
at spar bridge of wing center
section.
X X X
7.4.6
2. Check vent line outlets at end
ribs of wing center section.
X X X
7.4.6
3. Check function of quick-re-
lease coupling (fuel supply
line).
X X X
7.4.6
4. Clean coarse lters.
X X
7.4.6
5. Check quick drains and lters
in wing center section through
maintenance opening in lower
surface Clean ne lters,
check condition and change if
necessary.
X X
6. Change ne lter.
X
7.4.6.2
7. Check condition, attachment
and function of electrical fuel
pumps through maintenance
opening in lower surface.
X X X
7.4.6.2
8. Check fuel ller cap for leak-
age and for signs of leakage of
wing tanks.
X X X X
7.4.6
9. Check condition and backlash
of wing ttings, check secur-
ing device of wing attachment
bolts.
X X X
7.1.1
10. Check condition of wing aps
and ailerons, check clearance
between components span-
wise 3 ± 0.5 mm / 0.12 ± 0.02 in.
Check gap seals and fairings
on ap/aileron links.
X X
7.1.1
1 1. Check all control rods and sup-
ports in wing center section
and wing attachment area,
check secure fastening of
spring bolt of each quick-con-
nector.
X X X
7.3.1