Rev. Counter Drive; Propeller Gearbox - Rotax 914 F Maintenance Manual

14.3) Rev. counter drive

See Pic. 208 and 209.
Drive of the mechanical rev. coun-
ter Q offered as optional extra via
the worm gear pressed into the
camshaft.
Remove Allen screw M5x16 W and
lock washer and withdraw rev.
counter housing E along with O-
ring R and rev. counter shaft T
from ignition housing (see Chapter
13.3.9).
Inspect teeth Y and square end U
of rev. counter shaft. At oil leakage renew oil seal I 6x11x3 resp. O-ring R. Press in
new oil seal fully home to stop in housing using punch, part no. 877 680.
8
2
00243

14.4) Propeller gearbox

See Pic. 210, 211, 213 and 214.
Before removing the gearbox it is useful to check the slipping torque (see Chapter
12.4.2).
Remove 8 Allen screws Q M6 and 2 Allen screws W M8 crosswise from gear cover
E. The gear cover is kept in position by 2 dowels. Screw puller R, part no. 877 660,
onto M8 taps T of gear cover E. Now the complete gearbox can be pulled off with the
impact puller Y without damaging the ball bearing and the propeller shaft.
6
Modification no.
- 0 -
3
4
Pic. 210
00244
Reference
00241
6
4
7
5
4
3
5
1
2
Main
914 F
1
Pic. 208
Pic. 209
Date
Page
1997 02 01
233