Rotax 912 i Series Maintenance Manual page 145

Step
1 Heat the M30x1.5 hex. nut with the hot air
gun (100-120 °C).
2 Loosen M30x1.5 hex. nut with wrench
socket SW 41 part no. 877445.
NOTE: The hex. nut has a left handed
thread!
3 Remove the drive gear and the friction
washer from the crankshaft.
NOTE: If necessary, carefully press off
the drive gear with 2 screwdri-
vers.
Fig. 4
1. Crankshaft
3. Friction washer
DISASSEMBLY
DISASSEMBLY OF THE PROPELLER GE-
ARBOX
See Fig. 5.
NOTICE
WARNUNG
Push the dog gear down only until the ring hal-
ves can be taken out, otherwise the gearbox
housing can be damaged. The gear cover must
be freely rotatable!
Effectivity: 912 i Series
Edition 1/Rev. 0
BRP-Powertrain
MAINTENANCE MANUAL
Procedure
2. Drive gear
4. M30x1.5 hex. nut
Step
1 Place the entire gearbox into a suitable
fixture and press down the gear with the
mounting yoke part no. 876885
until the ring halves can be taken out.
Fig. 5
1. Mounting yoke
Part no. 876885
NOTICE
WARNUNG
Do not over-stretch the bearing bushing, other-
wise it will become unusable.
Fig. 6
1. Bearing bushing
Procedure
2. Ring halves
2. Propeller shaft
72-10-00
Page 7
July 01/2012