2) Removal Of Roller Bearing For - Series 3 - Rotax MMH-912 Series Maintenance Manual

2
3.9.2)
Effectivity 912/914 Series
Edition 1 / Rev. 3
BRP-Powertrain
Maintenance Manual
Keep pull-in spindle in position with the handle lever and turn the hex.
nut clockwise until the roller bearing (7) with oil seal (10) is pulled out
of the housing. Unscrew hex. nut, remove pullout plate with roller
bearing and oil seal and withdraw spindle (11). Unscrew extractor from
housing.
■ CAUTION : During this procedure, the oil seal (10) is destroyed and
must be replaced.
5
4
11
Removal of roller bearing for - Series 3
See Fig. 72-23.
After the propeller gearbox is removed, the crankcase side propeller
shaft bearing and oil inlet flange can be replaced if necessary.
Before disassembly, the governor flange must be removed. On
configuration 912 Series 3 with hydraulic governor, the procedure for
pressing out varies from that for Series 2 and 4. On Series 3, the roller
bearing is pressed out together with the oil inlet flange.
Remove the retaining ring (1) with circlip pliers. Fit puller cap (2), part
no. 876489, and push hex. screw (3) through the cap, roller bearing (4)
and oil inlet flange (5). Fit washer (6) and nut (7) on the back end. By
turning the hex. screw clockwise, the roller bearing is pulled out
together with the oil inlet flange. Take out O-ring (8) and both O-rings (9).
Fig. 72-22
00248
6
1
7
10
3
8
9
72-00-00
page 26
October 01/2010