INSP
ADJ
3-15
IDLE SPEED ADJUSTMENT/MUFFLER INSPECTION/
SILENCER FIBER REPLACEMENT
EC35M001
IDLE SPEED ADJUSTMENT
1. Start the engine and thoroughly warm it up.
2. Adjust:
9
Idle speed
EC35P030
MUFFLER INSPECTION
1. Inspect:
9
O-ring
1
Damage
→
Replace.
NOTE:
Install the O-rings with their depressed
a
facing
outward.
EC35R051
SILENCER FIBER REPLACEMENT
1. Remove:
9
Side cover (right)
9
Bolt (silencer)
1
9
Silencer
2
9
Bolt (fiber)
3
å
For USA and CDN
∫
Except for USA and CDN
Adjustment steps:
Turn the throttle stop screw
1
until the
engine runs at the lowest possible speed.
To increase idle speed
→
Turn the throttle
stop screw
1
1
in.
To decrease idle speed
→
Turn the throttle
stop screw
1
1
out.
A
B
1P8-9-32-3a 4/28/06 10:52 AM Page 38
Summary of Contents for YZ250(W)/W1
Page 78: ...2 11 MAINTENANCE SPECIFICATIONS SPEC MEMO...
Page 594: ...TUN MEMO...