Installation - Yamaha ttr230 Service Manual

TRANSMISSION RATIO
4. Check:
• Climbing of the transmission chain links
- Clean and lubricate or replace.
5. Check:
• Pinion gear
• Sprocket
Wear over ¼ of tooth = > Replace ratio.
Inclined tooth = > Replace ratio.
2 Correct
3 Roller
4 Pinion gear
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Replacement steps
• Remove the screws 1. Remove sprocket.
• Install a new sprocket.
1
NOTE:
Tighten the screws in a cross pattern.
Screws (sprocket):
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INSTALLATION

Reverse the "REMOVAL" procedures.
1. Lubricate:
• Transmission chain
• Chain seam (new)
Transmission chain lubricant:
Engine oil SAE 20W40
6-67
FRAME
34.5 N.m (3.45 kgf.m; 25 ft.lb)