2011 Yamaha Motorsports Zuma 125 Owners Manual - Page 53

2011 Yamaha Motorsports Zuma 125 Manual

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EAU1722A PERIODIC MAINTENANCE AND ADJUSTMENT EAU44734 EAU21384 EAU21401 Checking the engine idling speed Check the engine idling speed and, if necessary, have it corrected by a Yamaha dealer. Engine idling speed: 1700 - 1900 r/min Checking the throttle grip free play 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. 1 2 3 4 1 1. Throttle cable free play The throttle grip free play should measure 3 - 5 mm (0.12 - 0.20 in) at the inner edge of the throttle grip. Periodically check the throttle grip free play and, if necessary, have a Yamaha dealer adjust it. 5 6 7 8 9 6-16

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6-16
EAU1722A
PERIODIC MAINTENANCE AND ADJUSTMENT
EAU44734
Checking the engine idling
speed
Check the engine idling speed and,
if necessary, have it corrected by a
Yamaha dealer.
Engine idling speed:
1700 - 1900 r/min
EAU21401
Valve clearance
The valve clearance changes with
use, resulting in improper air-fuel mix-
ture and/or engine noise. To prevent
this from occurring, the valve clear-
ance must be adjusted by a Yamaha
dealer at the intervals speciļ¬ ed in the
periodic maintenance and lubrication
chart.
EAU21384
Checking the throttle grip
free play
1
1.
Throttle cable free play
The throttle grip free play should mea-
sure 3 - 5 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, have a Yamaha
dealer adjust it.