Effectivity 912/914 Series
Edition 1 / Rev. 2
74-00-00
page 49
July 01/2008
d04353
BRP-Rotax
Maintenance Manual
3.20) Fly wheel hub'
See Fig. 74-32.
Carry out visual inspection of magneto inner side (16) and the taper surface (17).
Under normal circumstances, dismantling of fly wheel hub is not necessary.
If it has been dismantled, clean the contact faces (18) Apply LOCTITE 221 to
all 10 allen screws (19) (alternating 5 screws M6x30 and 5 screws M6x25) and
screw together.
◆
NOTE:
The hole pattern in the magneto ring is symmetrical and
therefore it can be assembled in any position.
Check woodruff key in crankshaft for tight fit. Degrease tapers of crankshaft and
fly wheel hub and apply LOCTITE 221 sparingly.
Fit fly wheel on assy. Apply grease on the contact face of the washer 17/36/5
(20) and of the lock washer 16 (21). Screw in hex. screw M16x1.5 (10) with
washer 17/36/5 and lock washer 16 and immediately tighten to 45 Nm (33.2 ft.lb)
+180° angle to rotation.
■
CAUTION : The woodruff key must remain in the groove.
Adjust the air gap of the external triggers with feeler gauge to dimension (1H02).
Check external trigger coils for correct axial position with reference to the trigger
cam of the fly wheel hub. Offset must not exceed dimension (IH03), see
74-00-00 sec. 3.18.
See 74-00-00 sec. 4.
Summary of Contents for MMH-912 Series
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