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-9-62 8 4/8/03 9:05 PM Page 8-39
Summary of Contents for RAPTOR YFM80WS
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Page 157: ...7 1 OK OK OK Riding Your ATV 5TH 9 62 7 4 8 03 6 10 PM Page 144 ...
Page 158: ...7 2 Conduite Conducción du del VTT ATV 7 OK 5TH 9 62 7 4 8 03 6 10 PM Page 145 ...
Page 312: ...8 76 5TH 9 62 9 4 8 03 6 13 PM Page 1 ...
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