Yamaha MX250 - Recoil Starter

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PERIODIC CHECKS AND ADJUSTMENTS
PERIODIC MAINTENANCE
3.
Adjust:
• Engine speed
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Adjustment steps:
a. Loosen the throttle stop screw “1”.
b. Move the throttle lever “2” to direction “a” or “b” until
the high engine speed is obtained.
c. Tighten the throttle stop screw “1” until it touches
the throttle lever.
d. Move the throttle lever “2” to direction “a” until it
stops.
e. Turn the throttle stop screw “3” (carburetor) in direc-
tion “c” or “d” until the low engine speed is obtained.
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RECOIL STARTER
1.
Check:
• Recoil starter operate smoothly
Rough movement  Replace the defective part(s).
(Refer to “CHECKING THE RECOIL STARTER” on
page 3-9)
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ab
High engine speed:
3750–3850 r/min
Direction “a”
High engine speed is decreased.
Direction “b”
High engine speed is increased.
2
a
d
3
c
Low engine speed:
1900–2100 r/min
Direction “c”
Low engine speed is decreased.
Direction “d”
Low engine speed is increased.