Rotax 914 series Maintenance Manual page 61

Points of Inspection
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 or
pneumatic synchronization.
Inspect the float chamber assy. for contamination and
corrosion.
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-914-019 - latest edition.
Check that resistance spark plug connectors fit tightly
on the spark plugs.
Minimum pull-off force is 30 N (7 lb).
Remove all spark plugs, check the heat range desig-
nation, clean, check electrode gap and adjust if nec-
essary. Check electrode gab and adjust as
necessary. Replace as required.
Replace spark plugs.
(1
use of leaded fuel more than 30% of operation.
Effectivity: 914 Series
Edition 2 / Rev. 0
BRP-Powertrain
MAINTENANCE MANUAL
8.) Checking the carburetor
every 200 hr.
every 200 hr.
annual inspec-
tion
9.) Inspecting carburetor sockets and drip tray
every 200 hr.
10.) Spark plug connectors
every 200 hr.
11.) Spark plugs
Interval
Operating hours Reference
as
100 hr.
indicated
X 12-20-00
sec. 12.3.1)
X 12-20-00
sec. 12.6)
Heavy MM
73-00-00
sec. 3.1)
X 12-20-00
sec. 12.1)
12-20-00
sec. 12.4)
(1
Heavy MM
73-00-00
sec. 3.4.3)
X 12-20-00
sec. 16.2)
(1
X 12-20-00
sec. 16.2)
Chapter
Signature
05-20-00
page 15
January 01/2010