Verification Of Carburetor Actuation - Rotax 912 Series Maintenance Manual

4.3)

Verification of carburetor actuation

See fig. 9/3.
Route Bowden cables in such a way that carburetor actuation will not be
influenced by any movement of engine or fuselage, thus possibly falsifying idle
speed setting and synchronization.
NOTE:
Inspect Bowden cables and levers for easy movement. Bowden cable must
allow full travel of lever from stop to stop. Adjust throttle cables to a clearance of
1 mm (.04 in).
WARNING: Adjust the Bowden cables such that the Bowden cable for
Inspect and lubricate actuation linkage and joints with engine oil.
Inspect reset springs (3) and inspect engagement holes for wear.
WARNING: With carburetors levers not connected, the carburetor is in full
1
Effectivity: 912 Series
AIRCRAFT ENGINES
MAINTENANCE MANUAL
Each carburetor is actuated by two Bowden cables. At position
(1) connection for throttle valve, and at position (2) connection for
starting carburetor (choke) actuation.
throttle and starting carburetor (choke) can be fully opened and
closed. The Bowden cables must not stick.
throttle position. Never start the engine without carburetor Bow-
den cable connected, as the home position of the CD-carburetor
is with throttle fully open.
3
3
00352
~1 mm
2
fig. 9/3
12-00-00
Rev. 1, Jan. 01/2002
page 25