17)Flywheel Ass'y - Rotax 914 F Maintenance Manual

13.4.17)Flywheel ass'y

Page Date
182 2002 01 01
See Pic. 144 and 145.
Visually check magneto inner side r and the taper surface t. Under normal
circumstances dismantling of flywheel hub is not necessary.
If it had been dismantled, clean the contact surfaces y. Apply LOCTITE 221
to all 10 Allen screws u (alternating 5 screws M6x30 and 5 screws M6x25)
and torque to 10 Nm (90 in.lb.).
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 and degrease tapers of crank-
shaft and flywheel hub. Apply LOCTITE 221 sparingly, however well spread
into the taper of magneto hub.
Fit flywheel hub ass'y, washer 17/36/5, lock washer 16 and hex. screw
M16x1,5 and immediate tighten to 60 Nm (531in.lb) +180° angle to rotation.
ATTENTION:The Woodroff key must remain in the keyway.
Adjust the air gap of the external triggers with feeler gauge to dimension U.
Check external trigger coils for correct axial position with reference to the
trigger cam of the magneto hub. Max. off-set by dim. I is allowed.
Main
914 F
Reference Modification no.
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