KYMCO MXU 300 -, User Manual

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15.
REAR WHEEL/AXLE/SUSPENSION
DRIVING MECHANISM
15-37
MXU 300/250
Install the proper ring gear shims onto the
ring gear and install them into the gear case.
Apply liquid sealant to the mating surface
of the case cover.
Install the case cover over the gear case.
Apply locking agent to the threads of the
two 10 mm bolts.
Install and tighten the case cover bolts in
several steps until the cover evenly touches
the gear case. Then, while rotating the
pinion gear, tighten the bolts to the specified
torque in a crisscross pattern in several
steps.
Torque:
10-mm bolt: 49 N-m (5 kgf-m, 36 lbf-ft)
8-mm bolt: 25 N-m (2.6 kgf-m, 19 lbf-ft)
Ring Gear Cover
Shim Shim
8 mm Bolts 10 mm Bolts
It is important to turn the pinion while
tightening the bolts. If the ring gear shim
is too thick, the gears will lock after only
light tightening.
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