Yamaha 2008 Raptor 250, Service Manual

Page: 97 / 311

CHK
ADJ
3-36
CAUTION:
Excessive chain slack will overload the
engine and other vital parts; keep the slack
within the specified limits.
e. If the chain slack cannot be adjusted,
replace the sprockets and drive chain as a
set.
f. Tighten the rear axle pinch bolts .
NOTE: NOTE:
• Tighten the rear axle pinch bolts
in the
proper sequence as shown.
• The chain should be cleaned and lubricated
after every use of the vehicle.
EBS00106
CHECKING THE STEERING SYSTEM
1. Place the machine on a level surface.
2. Check:
• steering assembly bushings
Move the handlebar up and down, and/or
back and forth.
Excessive play
→
Replace the steering
stem bushings.
3. Check:
• tie-rod ends
Turn the handlebar to the left and right until
it stops completely, and then move the han-
dlebar slightly in the opposite direction.
Tie-rod end(s)
have vertical play
→
Replace the tie-rod end(s).
4. Raise the front end of the machine so that
there is no weight on the front wheels.
5. Check:
• ball joints and/or wheel bearings
Move the wheels laterally back and forth.
Excessive free play
→
Replace the front
arms (upper and lower) and/or wheel bear-
ings.
1 2 3 4
5 6 7 8
21 Nm (2.1 m•kg, 15 ft•lb)
ADJUSTING THE DRIVE CHAIN SLACK/
CHECKING THE STEERING SYSTEM