3. INSPECTION/ADJUSTMENT MXU 300/250
DRIVE CHAIN SLACK
ADJUSTMENT (MXU 250)
Before checking and/or adjusting, rotate the
rear wheels several revolutions and check
slack at several points to find the tightest
point. Check and/or adjust the chain slack
with the rear wheels in this "tightest"
position.
Too little of chain slack will overload the
engine and other vital parts; keep the
slack within the specified limits.
Place the machine on a level place.
Wheels should be on the ground without
the rider on it.
Check drive chain slack.
Adjust if out of specification.
Drive chain slack (A):
30 ~ 40 mm (1.2 ~ 1.6 in)
Adjust drive chain slack: Bolts
Loosen the caliper holder bolt and two axle
hub holding bolt.
Bolt
Driven Sprocket Pin
Provide a proper pin and pass the pin
through the axle hub and driven sprocket.
Axle Hub
3-21
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