
2-35
CARBURETOR TUNING
INSP
ADJ
ESS00090
Main jet selection chart
Main jet selection chart
Spark plug color
Diagnosis
Remedy
Light tan or gray
Carburetors are
tuned properly.
Dry black or fluffy
deposits
Mixture is too rich.
Replace the main jet with the next smaller
size.
White or light gray
Mixture is too lean.
Replace the main jet with the next larger
size.
White or gray
insulator with small
black or grayish
brown spots and
electrodes having
a bluish-burnt
appearance
Mixture is too lean.
The piston is
damaged or seized.
Replace the piston and spark plug.
Tune the carburetors again. Begin with
low-speed tuning.
Melted electrodes
and possible a
blistered insulator
Metallic deposits on
insulator
Mixture is too lean.
The spark plug
melted.
Check the piston for holes or seizure.
Check the cooling system, gasoline octane
rating and ignition timing. After replacing
the spark plug with a colder type, tune the
carburetors again. Begin with low-speed
tuning.
Содержание VK540EF
Страница 3: ...SERVICE MANUAL MANUEL D ATELIER INSTRUKTIONSBOK ...
Страница 4: ......
Страница 10: ......
Страница 15: ......
Страница 19: ......
Страница 23: ......
Страница 131: ......
Страница 278: ...5 19 OIL PUMP CRANKCASE AND CRANKSHAFT ENG OIL PUMP 1 Install Dowel pins Oil pump 1 ...
Страница 323: ......
Страница 371: ......
Страница 389: ......
Страница 405: ......
Страница 421: ......
Страница 422: ...8 16 CABLE ROUTING SPEC ...
Страница 424: ...8 18 CABLE ROUTING SPEC ...
Страница 426: ...8 20 CABLE ROUTING SPEC ...
Страница 428: ...8 22 CABLE ROUTING SPEC ...
Страница 430: ...8 24 CABLE ROUTING SPEC ...
Страница 432: ...8 26 CABLE ROUTING SPEC ...
Страница 434: ...8 28 CABLE ROUTING SPEC ...
Страница 437: ...KOPPLINGSSCHEMA FÖR WIRING DIARAM WIRING DIAGRAM VK540E ...
Страница 438: ......
Страница 439: ...PRINTED ON RECYCLED PAPER IMPRIME SUR PAPIER RECYCLE TRYCKT PÅ ÅTERVUNNIT PAPPER 2000 08 0 8 ITP E F SW ...