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CAMSHAFT
5-16
EAS1SM1212
CHECKING THE DECOMPRESSION SYS-
TEM
1. Check:
• Decompression system
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a. Check that the decompressor cam “1”
moves smoothly.
b. Check that the decompressor lever pin “2”
projects from the camshaft.
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EAS1SM1213
INSTALLING THE CAMSHAFTS
1. Install:
• Exhaust camshaft “1”
• Intake camshaft “2”
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a. Turn the crankshaft counterclockwise with a
wrench.
TIP
• Apply molybdenum disulfide oil to the cam-
shafts.
• Apply the engine oil on the decompression
system.
b. Align the top dead center (TDC) mark “a” on
the rotor with the alignment mark “b” on the
crankcase cover.
c. Fit the timing chain “3” onto both camshaft
sprockets and install the camshafts on the
cylinder head.
TIP
Make sure that the alignment mark “c” on the
exhaust camshaft sprocket and the alignment
mark “d” on the intake camshaft sprocket are
aligned with the edge of the cylinder head.
ECA33DD029
NOTICE
Do not turn the crankshaft during the cam-
shaft installation. Damage or improper
valve timing will result.
d. Install the clips, the camshaft caps and the
bolts (camshaft cap).
TIP
• Before installing the clips, cover the cylinder
head with a clean cloth to prevent the clips
from coming off into the cylinder head cavity.
• Tighten the bolts to the specified torque in two
or three steps in the proper tightening se-
quence as shown.
ECA33DD030
NOTICE
The bolts (camshaft cap) must be tightened
evenly, or damage to the cylinder head,
camshaft caps, and camshaft will result.
1
2
Bolt (camshaft cap)
10 Nm (1.0 m·kgf, 7.2 ft·lbf)
b
a
d
c
3
T
R
.
.
Содержание YZ250F 2014
Страница 4: ......
Страница 10: ......
Страница 12: ......
Страница 16: ...LOCATION OF IMPORTANT LABELS 1 2 EUR ...
Страница 17: ...LOCATION OF IMPORTANT LABELS 1 3 AUS NZL ZAF ...
Страница 42: ...CLEANING AND STORAGE 1 28 ...
Страница 68: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 25 ...
Страница 70: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 27 ...
Страница 72: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 29 ...
Страница 74: ...CABLE ROUTING DIAGRAM 2 31 EAS1SM1064 CABLE ROUTING DIAGRAM ...
Страница 76: ...CABLE ROUTING DIAGRAM 2 33 ...
Страница 78: ...CABLE ROUTING DIAGRAM 2 35 ...
Страница 80: ...CABLE ROUTING DIAGRAM 2 37 ...
Страница 82: ...CABLE ROUTING DIAGRAM 2 39 ...
Страница 84: ...CABLE ROUTING DIAGRAM 2 41 ...
Страница 190: ...CHAIN DRIVE 4 66 ...
Страница 250: ...OIL PUMP AND BALANCER GEAR 5 57 c d 6 6 7 8 8 b ...
Страница 286: ......
Страница 293: ...CHARGING SYSTEM 8 7 EAS1SM1325 2 AC magneto 3 Rectifier regulator 4 Joint connector 5 Condenser ...
Страница 295: ...CHARGING SYSTEM 8 9 EAS1SM1326 ...
Страница 321: ...FUEL PUMP SYSTEM 8 35 EAS1SM1333 ...
Страница 322: ...ELECTRICAL COMPONENTS 8 36 ELECTRICAL COMPONENTS EAS1SM1334 9 10 1 2 3 4 5 6 7 8 ...
Страница 324: ...ELECTRICAL COMPONENTS 8 38 CHECKING THE SWITCHES B Y P Sb 2 1 ...
Страница 325: ...ELECTRICAL COMPONENTS 8 39 1 Engine stop switch 2 Neutral switch ...
Страница 334: ...ELECTRICAL COMPONENTS 8 48 ...
Страница 342: ...LIST OF SELF DIAGNOSTIC AND FAIL SAFE ACTIONS 9 7 ...
Страница 353: ......
Страница 354: ...PRINTED IN JAPAN E PRINTED ON RECYCLED PAPER ...