Rotax 912 Series Maintenance Manual page 63

Points of Inspection
Inspect screws and nuts of all external parts for tight
fit. Inspect safety wiring, replace as necessary.
Engine cleaning
Checking the air filter.
Checking the idle speed.
Checking the ventilation of the float chambers. Any
trouble with the float chamber ventilation impairs en-
gine and carburetor function and must therefore be
avoided.
Check that the passage of the ventilation lines is free
and that no kinks can arise.
Check for free movement of the carburetor actuation
(throttle lever and starting carburetor).
Check that the bowden cable allows the full travel of
the throttle lever from stop to stop.
Removal/assembly of the two carburetors for carbu-
retor inspection.
Check carburetor synchronization. Mechanical and
pneumatic synchronization.
Inspect the float chamber assy. for contamination and
corrosion. See SI-912-021 - latest edition.
Inspect the carburetor sockets for damage and ab-
normalities, checking for cracks, wear and good con-
dition.
Take note of changes caused by temperature influ-
ence.
(1
See SB-912-030 - latest edition.
Check that resistance spark plug connectors fit tightly
on the spark plugs.
Minimum pull-off force is 30 N (7 lb).
Effectivity: 912 Series
Edition 3 / Rev. 1
BRP-Powertrain
MAINTENANCE MANUAL
6.) Engine external parts
7.) Engine cleaning
8.) Checking the air filter
9.) Checking the carburetors
10.) Inspecting carburetor sockets and drip tray
11.) Spark plug connectors
Interval
Operating hours
as
100 hr.
indicated
X
X
X
X
200 hr.
X
every 200 hr.
X
every 200 hr.
(1
every 200 hr.
every 200 hr.
Chapter
Signature
Reference
12-20-00
sec. 1)
12-20-00
sec. 2)
12-20-00
sec.10.3.1)
12-20-00
sec. 10.6)
Heavy MM
73-00-00
sec. 3)
12-20-00
sec. 10.1)
10.2) 10.3)
12-20-00
sec. 10.4)
Heavy MM
73-00-00
sec. 3.4.3)
05-20-00
page 15
January 01/2013