um DSR SM 125 - Timing Chain, Sprocket and Guides Check

TIMING CHAIN, SPROCKET AND GUIDES
1. Inspect:
- Timing chain.
Rigidity/damage => Renew chain and sprockets.
2. Inspect:
- Drive sprockets
Damage/wear => Renew the sprockets and the timing
chain.
(1) 1/4 of the tooth
(2) Correct
(3) Roller
(4) Sprocket
3. Inspect:
- Timing chain guide (exhaust) (1).
- Timing chain guide (inlet) (2).
Damage/wear => Renew.
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INSPECTION AND REPAIR
WORKSHOP MANUAL