8-41
1. Locknut
2. Adjusting bolt
a. Throttle lever free play
1. Contre-écrou
2. Boulon de réglage
a. Jeu du levier d’accélération
1. Contratuerca
2. Perno de ajuste
a. Juego libre de la palanca del acelerador
EBU00303
Valve clearance adjustment
The correct valve clearance changes with use, re-
sulting in improper fuel/air supply or engine noise.
To prevent this, the valve clearance must be ad-
justed regularly. This adjustment however, should
be left to a professional Yamaha service techni-
cian.
EBU00307
Throttle lever adjustment
NOTE:
Adjust the engine idling speed before adjusting the
throttle lever free play.
1. Loosen the locknut.
2. Turn the adjusting bolt until the throttle lever
free play is 3–5 mm.
3. Tighten the locknut.
U4XE65.book Page 41 Tuesday, May 6, 2003 1:38 PM
Summary of Contents for BEAR TRACKER YFM250XS
Page 2: ...B6 fm Page 1 Monday June 18 2001 11 18 AM ...
Page 3: ...E Intro0 fm Page 1 Tuesday May 6 2003 2 16 PM ...
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Page 36: ...1 9 3 Pour l Océanie 3 Pour l Europe U4XE65 book Page 9 Tuesday May 6 2003 1 38 PM ...
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Page 374: ...B6 fm Page 1 Monday June 18 2001 11 18 AM ...