PERIODIC MAINTENANCE
3-3
EAS1DX3078
MAINTENANCE INTERVALS FOR COMPETITION USE
TIP
The following schedule is intended as a general guide to maintenance and lubrication. Bear in mind
that such factors as weather, terrain, geographical location, and individual usage will alter the re-
quired maintenance and lubrication intervals. If you are a doubt as to what intervals to follow in main-
taining and lubricating your machine, consult your Yamaha dealer.
ITEM
After
break-in
Every
race
Every
third (or
500 km)
Every
fifth (or
1,000
km)
As re-
quired
Remarks
ENGINE OIL
Replace
VALVES
The engine must be cold.
Check the valve clearanc-
es
Check the valve seats and valve stems for
wear.
Inspect
Replace
VALVE SPRINGS
Check the free length and the tilt.
Inspect
Replace
VALVE LIFTERS
Check for scratches and wear.
Inspect
Replace
CAMSHAFTS
Inspect the camshaft surface.
Inspect
Inspect the decompression system.
Replace
CAMSHAFT SPROCKETS
Check for wear on the teeth and for dam-
age.
Inspect
Replace
PISTON
Inspect crack.
Inspect
Inspect carbon deposits and eliminate
them.
Clean
Replace
PISTON RING
Check ring end gap.
Inspect
Replace
PISTON PIN
Inspect
Replace
CYLINDER HEAD
Inspect carbon deposits and eliminate
them.
Inspect and clean
Change gasket.
CYLINDER
Inspect score marks.
Inspect and clean
Inspect wear.
Replace
CLUTCH
Inspect housing, friction plate, clutch plate
and spring.
Inspect and adjust
Replace
TRANSMISSION
Inspect
Содержание WR450FB 2012
Страница 10: ......
Страница 14: ...LOCATION OF IMPORTANT LABELS 1 2 CANADA Essence super sans plomb seulement 3FB 2415E 12 ...
Страница 73: ...LUBRICATION POINTS AND LUBRICANT TYPES 2 24 ...
Страница 76: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 27 1 2 ...
Страница 77: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 28 1 Intake camshaft 2 Exhaust camshaft A To main axle B From oil pump ...
Страница 78: ...CABLE ROUTING 2 29 EAS1DX3073 CABLE ROUTING c m 0 67 0 12 in ...
Страница 80: ...CABLE ROUTING 2 31 ...
Страница 82: ...CABLE ROUTING 2 33 ...
Страница 84: ...CABLE ROUTING 2 35 ...
Страница 86: ...CABLE ROUTING 2 37 LJ ...
Страница 88: ...CABLE ROUTING 2 39 A I 0 ...
Страница 90: ...CABLE ROUTING 2 41 ...
Страница 122: ...PERIODIC MAINTENANCE 3 31 ...
Страница 191: ...FRONT FORK 5 57 7 Adjust Rebound damping Compression damping Refer to ADJUSTING THE FRONT FORK LEGS on page 3 25 ...
Страница 292: ...WATER PUMP 7 7 ...
Страница 319: ...CHARGING SYSTEM 9 15 ...
Страница 323: ...LIGHTING SYSTEM 9 19 ...
Страница 355: ...FUEL INJECTION SYSTEM 9 51 ...
Страница 359: ...FUEL PUMP SYSTEM 9 55 ...
Страница 360: ...ELECTRICAL COMPONENTS 9 56 EAS27971 ELECTRICAL COMPONENTS EAS1DX3227 7 6 10 8 5 4 3 9 1 2 ...
Страница 362: ...ELECTRICAL COMPONENTS 9 58 9 8 7 10 11 3 2 1 4 5 6 ...
Страница 364: ...ELECTRICAL COMPONENTS 9 60 EAS1DX3228 CHECKING THE SWITCHES 4 2 3 5 1 ...
Страница 365: ...ELECTRICAL COMPONENTS 9 61 1 Engine stop switch 2 Clutch switch 3 Neutral switch 4 Main switch 5 Start switch ...
Страница 392: ...WR450FB 2012 WIRING DIAGRAM OFF START ON OFF 15A ON OFF ...