Adjusting The Throttle Lever Free Play; Valve Clearance; Brakes - Yamaha YFZ05YYXN Owner's Manual

EBU33951

Adjusting the throttle lever free play

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2 3
(b)
1
(a)
1. Rubber cover
2. Throttle lever free play adjusting nut
3. Locknut
4. Throttle lever free play
Throttle lever free play:
2.0–3.2 mm (0.08–0.13 in)
Periodically check the throttle lever free play and
adjust if necessary.
TIP
The engine idling speed must be checked and ad-
justed before adjusting the throttle lever free play.
1. Slide the rubber covers apart.
2. Loosen the locknut.
3. To increase the throttle lever free play, turn
the throttle lever free play adjusting nut in di-
rection (a). To decrease the throttle lever free
play, turn the adjusting nut in direction (b).
4. Tighten the locknut.
5. Slide the rubber covers to their original posi-
tions.
4
EBU24062

Valve clearance

The valve clearance changes with use, resulting in
improper air-fuel mixture and/or engine noise. To
prevent this from occurring, the valve clearance
must be adjusted by a Yamaha dealer at the inter-
vals specified in the periodic maintenance chart.
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Brakes

Replacement of brake components requires pro-
fessional knowledge. Brake service should be
performed by a Yamaha dealer.
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