DOCUMENT NUMBER:
L500-912.820 ISSUE JUL 20, 2016
AMENDMENT: 00
DATE: 
CHAPTERPAGE 532
MAINTENANCE MANUAL STEMME S12
5.4.16 DRIVE SHAFT WITH PROPELLER REDUCTION GEAR
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 noise and backlash of
propeller reduction gear (turn
propeller by hand).
X X X
7.4.12
2. Check condition of propeller
reduction gear suspension and
attachment on front fuselage
frame in shock mounts.
X X X
7.4.12
3. Check fastening and condition
of lower propeller reduction
gear fairing.
X X X
7.4.12
4. Check function of freewheel
clutch.
X X X
7.4.11
5. Check attachment of free-
wheel clutch on engine ange.
X X X
7.4.11
6. Check condition and tight t
of cardanic rubber disc joint on
freewheel clutch.
X X X
7.4.11
7. Check condition and tight t
of cardanic rubber disc joint on
propeller reduction gear.
X X X
7.4.11
8. Check condition of composite
shaft.
X X X
7.4.11
9. Check propeller reduction
gear visually for condition and
leakage
(for inspection Break- In and
aircraft 100h with the gear
installed).
X X X
7.4.12
10. Check oil quantity in propeller
reduction gear.
X X X
7.4.12
1 1. Check magnetic screw of pro-
peller reduction gear.
X X
7.4.12
12. Change oil of propeller
reduction gear.
X
7.4.12