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Adjusting The Throttle Grip Free Play; Valve Clearance - Yamaha YZF-R125 Owner's Manual

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Adjusting the throttle grip free
play
ZAUM1177
1. Throttle grip free play
The throttle grip free play should mea-
sure 3.0–5.0 mm (0.12–0.20 in) at the
inner edge of the throttle grip. Periodi-
cally check the throttle grip free play
and, if necessary, adjust it as follows.
TIP
The engine idling speed must be cor-
rectly adjusted before checking and

adjusting the throttle grip free play.

1. Slide the rubber cover back.
2. Loosen the locknut.
PERIODIC MAINTENANCE AND ADJUSTMENT
3. To increase the throttle grip free
EAU48433
play, turn the adjusting nut in di-
rection (a). To decrease the throt-
tle grip free play, turn the adjusting
nut in direction (b).
ZAUM1178
1. Locknut
2. Adjusting nut
4. Tighten the locknut and then slide
the rubber cover to its original po-
sition.
6-17

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 intervals specified in the periodic
maintenance and lubrication chart.
EAU21402
6

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Yzf-r125a

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