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8-39
EBU00303
Valve clearance adjustment
The correct valve clearance changes with use,
resulting in improper fuel/air supply or engine
noise. To prevent this, the valve clearance must
be adjusted regularly. This adjustment however,
should be left to a professional Yamaha service
technician.
EBU00304
Cam chain adjustment
The cam chain becomes loose with use, result-
ing in improper valve timing and engine noise.
To prevent this, the cam chain tensioner must
be adjusted regularly. This adjustment should be
left to a Yamaha service technician.
5TH-9-63 8 17/3/04 11:24 AM Page 8-39
Summary of Contents for YFM80T
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Page 157: ...7 1 OK OK OK Riding Your ATV 5TH 9 63 7 17 3 04 11 25 AM Page 144 ...
Page 158: ...7 2 Conduite Conducción du del VTT ATV 7 OK 5TH 9 63 7 17 3 04 11 25 AM Page 145 ...
Page 312: ...8 76 5TH 9 63 9 17 3 04 11 24 AM Page 1 ...
Page 338: ...10 16 5TH 9 63 9 17 3 04 11 24 AM Page 323 ...
Page 341: ...5TH 9 63 9 17 3 04 11 24 AM Page 326 ...
Page 342: ...5YF 9 60 3 4 24 03 7 40 PM Page 1 ...