Sprag Clutch; Sprag Clutch - Removal; Removal Of The Sprag Clutch Housing - Rotax 915 i A series Maintenance Manual

SPRAG CLUTCH

Before the sprag clutch is removed, the work de-
scribed below must be carried out to identify any fur-
ther faults in the engine block and rectify them as
part of repair work.
ATTENTION
If these checks are omitted, it may be neces-
sary to dismantle the cylinder head again to
rectify any faults after it has been repaired.
General visual inspection. See Mainte-
nance Manual Line for the engine type 915
i A Series.
Engine cleaning. See Maintenance Man-
ual Line for the engine type 915 i A Series.
Carry out an engine test run. See Mainte-
nance Manual Line for the engine type915
i A Series.
SPRAG CLUTCH — REMOVAL
Preparation
ATTENTION
Use appropriate protective coverings to pre-
vent the ingress of debris particles into all dis-
connected lines and connections.
• Remove the electric starter. See
section Electric starter.
• Remove the ignition housing and fly wheel. See
Chapter 24-20-00 section Internal
Locking of the crankshaft into place.
See Maintenance Manual Line for the en-
gine type 915 i A Series .
NOTE
The assemblies and lines are only to be re-
moved if necessary and only as far as is
necessary!
72–20–00
Page 6
August 01 2018
BRP-Rotax
MAINTENANCE MANUAL HEAVY
Chapter 80-00-00
generator.
REMOVAL OF THE SPRAG CLUTCH
HOUSING
Procedure
Step
1
Pull out the intermediate gear shaft.
2 Remove the starter intermediate gear.
ATTENTION
The M32x1.5 hex. collar nut (secured with LOC-
TITE 648) must be heated correspondingly.
The nut has a left handed thread!
Figure 7.3
Intermediate gear
1
shaft
Step Procedure
3 Heat the hex. collar nut about 100 °C to
120 °C (212 °F to 248 °F) using a hot air
gun.
4
Loosen the hex. collar M32x1.5 nut from
the crankshaft with the socket wrench
38x20 part no. 876070.
Intermediate gear
2
Effectivity: 915 i A Series
Edition 0/Rev. 0