Roller Bearing Removal For Configuration 3 Only; Roller Bearing Removal For Configuration 4 Only - Rotax 912 Series Maintenance Manual

14.4.2)
2
00249
3
fig. 132
14.4.3)
00250
5
4
3
6
fig. 133
Effectivity: 912 Series
AIRCRAFT ENGINES
MAINTENANCE MANUAL II

Roller bearing removal for configuration 3 only

See fig. 132.
After the propeller gearbox is removed d, the crankcase side propeller
shaft bearing and oil inlet flange can be renewed, if necessary.
At configuration 3 with hydraulic governor the removal
procedure is different from types configuration 2 and
configuration 4. The roller bearing for type configuration
1
3 is pressed off together with the oil inlet flange T.
4
Remove circlip Q with circlip pliers. Position puller cap
5
W 876 489 and push hex. screw E through cap, roller
9
8

Roller bearing removal for configuration 4 only

See fig. 133.
After the propeller gearbox is removed, the crankcase side propeller shaft
bearing can be renewed, if necessary.
For the removal procedure it is necessary to drill a min. 6,2 mm (.24 in.)
bore W into the middle of the oil inlet cover Q.
CAUTION: Remove metal chips carefully after drilling.
The roller bearing is pressed off together with the oil
inlet cover. Remove circlip E with circlip pliers. Fit
2
puller cap R 876 489 on gearbox side and push hex.
1
10
7
8
bearing R and oil inlet flange T. At
the opposite side fit washer Y and
nut U. By turning hex. screw clock-
6
wise, the roller bearing is pressed
7
off together with oil inlet flange. De-
tain nut U. Remove O-ring I and
both O-rings O.
screw T through cap, roller bearing
Y and the perforated oil inlet flange
Q. At the opposite side fit nut O
together with washer I. By turning
hex. screw clockwise, the roller
bearing is pressed off together with
the oil inlet flange. Remove O-ring
P.
9
page 89
Initial issue, Jan. 01/2002