DOCUMENT NUMBER:
L500-912.820 ISSUE JUL 20, 2016
AMENDMENT: 00
DATE: 
CHAPTERPAGE 529
MAINTENANCE MANUAL STEMME S12
5.4.11 COOLING SYSTEM LIQUID COOLING, RAM AIR COOLING
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 condition of the cooling
system assemblies: expansion
reservoir, rell container, over-
ow container and radiator.
X X X
7.4.3
2. Carry out visual of leakage
bore at the base of the water
pump for signs of leakage.
X X X
7.4.3
3. Check condition of coolant
hoses and pipes.
X X X
7.4.3
4. Flushing the cooling system –
When replacing the coolant.
7.4.3
5. Check ram air cooling assy.
(plenum) of cylinder barrels.
X X X
7.4.3
5.4.12 AIR INDUCTION SYSTEM
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 of intercooler assy.
X X X
7.4.4
2. Check condition of air lter
assy.: Clean or change air
lter.
X X X
7.4.4
3. Change of air lter
X
7.4.4
5.4.13 ENGINE CONTROLS & MONITORING
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. Throttle and choke: Check end
stops of carburetor,
springs and condition of
bowden cables.
X X X
7.4.7