2-20 PERIODIC MAINTENANCE
• Count out 21 pins (20 pitches) on the chain and measure the
distance between the two points. If the distance exceeds the
service limit, the chain must be replaced.
% Drive chain 20-pitch length
Service Limit: 319.4 mm (12.6 in)
ADJUSTING
• Loosen or tighten both chain adjusters
1 until the chain has
20 – 30 mm (0.8 – 1.2 in) of slack in the middle between
engine and rear sprockets. The ends of left and right spacers
must be at the same position on the scales
A to ensure that
the front and rear wheels are correctly aligned.
• Place the motorcycle on its side-stand for accurate adjust-
ment.
• After adjusting the drive chain, tighten the axle nut
2 to the
specified torque.
• Recheck the drive chain slack after tightening the axle nut
1.
• Tighten both chain adjuster locknuts
3 securely.
& Rear axle nut: 100 N·m (10.0 kgf-m, 72.5 lb-ft)
20 – 30 mm
(0.8 – 1.2 in)
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