DOCUMENT NUMBER:
L500-912.820 ISSUE JUL 20, 2016
AMENDMENT: 00
DATE: 
CHAPTERPAGE 535
MAINTENANCE MANUAL STEMME S12
5.4.20 ELECTRIC SYSTEM EXCEPT FOR ENGINE AND TCU
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 wiring of electric sys-
tem.
X X X
7.7.1
2. Check condition of all installed
electric devices.
X X X
7.7.1
3. Check condition and function
of switches.
X X
7.7.1
4. Check both batteries. Observe
maintenance instructions of
manufacturer
(Refer to Annex A).
X X
7.7.2
5. Check condition of grounding.
X X
7.7.3
6. Visually check electric distribu-
tion box (E-box).
X X X
7.7.4
5.4.21 COM AND NAV EQUIPMENT
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 NAV and COM equip-
ment for proper installation
and safe mounting and com-
pare to equipment list.
X
7.8
2. Check function and, if appli-
cable, service life limits of NAV
and COM equipment (Refer
to records of operating times,
Annex C).
X
7.8
3. Check each installed antenna.
X
7.8