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CONTROL SYSTEM
3-17
E
CHK
ADJ
(3) Make sure that the idle speed is stable
when the throttle is opened and closed
for several times.
NOTE:
If the idle speed is not stable, disassemble
and readjust the carburetor.
3. Adjust:
•
Engine idle speed
Adjustment steps
(1) Turn the idling stop screw
of carbu-
retor in direction
or
until the spec-
ified engine idle speed is obtained.
(2) Check the engine idling stability by
opening and closing the throttle for
several times. If engine idling is unsta-
ble, adjust the pilot screw.
NOTE:
After adjustment, open and close the throt-
tle for several times and keep it idling for at
least 15 seconds. Check if engine idle speed
is stable.
Direction Engine idling speed iiiin
n
n
nc
c
c
crrrrea
ea
ea
eas
s
s
se
e
e
es
s
s
s.
Direction Engine idling speed d
d
d
de
e
e
ec
c
c
crrrrea
ea
ea
eas
s
s
se
e
e
es
s
s
s.
2
a
b
a
b
Содержание 25BMH
Страница 48: ...FEATURES AND BENEFITS GEN INFO 1 12 E COOLING SYSTEM Fig 7 ...
Страница 49: ...1 12 CARACTERISTIQUES ET AVANTAGES GEN INFO F ...
Страница 50: ...1 12 MERKMALE UND VORTEILE GEN INFO D ...
Страница 51: ...1 12 CARACTERÍSTICAS Y VENTAJAS GEN INFO ES ...
Страница 92: ...MAINTENANCE SPECIFICATIONS SPEC 2 8 E DIMENSIONS ...
Страница 156: ...GENERAL CHK ADJ 3 26 E NOTE Grease the inner cable and the lock nut 2 Apply Yamaha grease D ...
Страница 440: ......
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Страница 445: ......
Страница 446: ...Printed on recycled paper Printed in Japan Oct 2000 1 9 1 25BMH 30HMH YAMAHA MOTOR CO LTD ...