3-25
DRIVE CHAIN SLACK ADJUSTMENT
INSP
ADJ
EC36A061
DRIVE CHAIN SLACK ADJUSTMENT
1. Elevate the rear wheel by placing the suit-
able stand under the engine.
2. Check:
9
Drive chain slack
a
Above the seal guard installation bolt.
Out of specification
→
Adjust
NOTE:
Before checking and/or adjusting, rotate the rear
wheel through several revolutions and check the
slack several times to find the tightest point. Check
and/or adjust chain slack with rear wheel in this
“tight chain” position.
Drive chain slack:
48~58 mm (1.9~2.3 in)
Drive chain lubricant:
SAE 10W-30 motor oil or suitable
chain lubricants
5. Install:
9
Drive chain
1
9
Joint
2
9
Master link clip
3
c
C
Be sure to install the master link clip to the
direction as shown.
a
Turning direction
6. Lubricate:
9
Drive chain
4. Check:
9
Drive chain stiffness
a
Clean and oil the chain and hold as
illustrated.
Stiff
→
Replace drive chain.
1P8-9-32-3b 5/1/06 9:41 AM Page 18
Summary of Contents for YZ250(W)/W1
Page 78: ...2 11 MAINTENANCE SPECIFICATIONS SPEC MEMO...
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