CHASSIS
3-34
of times to check that it moves smoothly.
c. Turn the front fork to the right and left a few
times, and make sure that the steering ro-
tates smoothly. If it does not turn smoothly,
remove the lower bracket and check the up-
per and lower bearings.
Refer to “STEERING HEAD” on page 4-51.
d. Loosen the ring nut fully turn and then tighten
it to specification with a steering nut wrench.
WARNING
EWA13140
Do not overtighten the lower ring nut.
e. Check the steering head for looseness or
binding by turning the front fork all the way in
both directions. If any binding is felt, remove
the lower bracket and check the upper and
lower bearings.
Refer to “STEERING HEAD” on page 4-51.
f. Install the washer “1”.
▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲
5. Install:
•
Upper bracket
Refer to “STEERING HEAD” on page 4-51.
•
Handlebar
Refer to “HANDLEBAR” on page 4-33.
EAM30249
LUBRICATING THE LEVERS
1. Lubricate the pivoting points and metal-to-
metal moving parts of the following parts.
•
Brake lever
•
Clutch lever
EAM30250
LUBRICATING THE PEDAL
1. Lubricate the pivoting point and metal-to-met-
al moving parts of the pedal.
EAM30251
LUBRICATING THE DRIVE CHAIN
The drive chain consists of many interacting
parts. If the drive chain is not maintained proper-
ly, it will wear out quickly. Therefore, the drive
chain should be serviced, especially when the
vehicle is used in dusty areas.
This vehicle has a drive chain with small rubber
O-rings between each side plate. Steam clean-
ing, high-pressure washing, certain solvents,
and the use of a coarse brush can damage
these O-rings. Therefore, use only kerosene to
clean the drive chain. Wipe the drive chain dry
and thoroughly lubricate it with engine oil or
chain lubricant that is suitable for O-ring chains.
Do not use any other lubricants on the drive
chain since they may contain solvents that could
damage the O-rings.
EAM30252
LUBRICATING THE SIDESTAND
Lubricate the pivoting point and metal-to-metal
moving parts of the sidestand.
Steering nut wrench
90890-01403
Exhaust flange nut wrench
YU-A9472
Ring nut (initial tightening torque)
38 N·m (3.8 kgf·m, 28 lb·ft)
Ring nut (final tightening torque)
7 N·m (0.7 kgf·m, 5.2 lb·ft)
3
2
T
R
.
.
T
R
.
.
1
Recommended lubricant
Silicone grease
Recommended lubricant
Lithium-soap-based grease
Recommended lubricant
Lithium-soap-based grease
Recommended lubricant
Chain lubricant suitable for O-
ring chains
Содержание YZ450FX 2019
Страница 7: ...EAM20162 YAMAHA MOTOR CORPORATION U S A YZ MOTORCYCLE LIMITED WARRANTY ...
Страница 10: ......
Страница 12: ......
Страница 63: ...LUBRICATION POINTS AND LUBRICANT TYPES 2 20 ...
Страница 66: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 23 ...
Страница 68: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 25 ...
Страница 69: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 26 1 Connecting rod 2 Oil nozzle 3 Crankshaft ...
Страница 70: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 27 ...
Страница 71: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 28 1 Connecting rod 2 Engine oil check bolt 3 Crankshaft 4 Oil pump ...
Страница 72: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 29 ...
Страница 73: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 30 1 Oil filter element 2 Oil pump 3 Oil strainer ...
Страница 74: ...CABLE ROUTING DIAGRAM 2 31 EAM20152 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 86: ...CABLE ROUTING DIAGRAM 2 43 ...
Страница 126: ...ELECTRICAL SYSTEM 3 38 ...
Страница 178: ...FRONT FORK 4 50 1 ...
Страница 196: ...CHAIN DRIVE 4 68 ...
Страница 265: ...CRANKCASE 5 66 4 45 mm 1 77 in 5 60 mm 2 36 in 6 75 mm 2 95 in 5 6 4 5 5 4 4 4 6 2 3 1 2 LT 5 6 ...
Страница 274: ...TRANSMISSION 5 75 ...
Страница 282: ...WATER PUMP 6 7 ...
Страница 295: ......
Страница 296: ...IGNITION SYSTEM 8 1 EAM20142 IGNITION SYSTEM EAM30277 CIRCUIT DIAGRAM ...
Страница 300: ...ELECTRIC STARTING SYSTEM 8 5 EAM20143 ELECTRIC STARTING SYSTEM EAM30279 CIRCUIT DIAGRAM ...
Страница 304: ...CHARGING SYSTEM 8 9 EAM20144 CHARGING SYSTEM EAM30282 CIRCUIT DIAGRAM ...
Страница 307: ...CHARGING SYSTEM 8 12 ...
Страница 308: ...SIGNALING SYSTEM 8 13 EAM20154 SIGNALING SYSTEM EAM30348 CIRCUIT DIAGRAM ...
Страница 312: ...COOLING SYSTEM For JPN 8 17 EAM20155 COOLING SYSTEM For JPN EAM30350 CIRCUIT DIAGRAM ...
Страница 315: ...COOLING SYSTEM For JPN 8 20 ...
Страница 316: ...FUEL INJECTION SYSTEM 8 21 EAM20145 FUEL INJECTION SYSTEM EAM30284 CIRCUIT DIAGRAM ...
Страница 341: ...FUEL INJECTION SYSTEM 8 46 ...
Страница 342: ...FUEL PUMP SYSTEM 8 47 EAM20146 FUEL PUMP SYSTEM EAM30287 CIRCUIT DIAGRAM ...
Страница 345: ...FUEL PUMP SYSTEM 8 50 ...
Страница 346: ...ELECTRICAL COMPONENTS 8 51 EAM20147 ELECTRICAL COMPONENTS 1 2 3 4 6 7 8 9 5 ...
Страница 348: ...ELECTRICAL COMPONENTS 8 53 1 2 3 4 5 11 10 6 7 8 9 ...
Страница 350: ...ELECTRICAL COMPONENTS 8 55 EAM30289 CHECKING THE SWITCHES Y W P Sb 3 1 4 2 P Sb B W R L B R Y W B ...
Страница 351: ...ELECTRICAL COMPONENTS 8 56 1 Engine stop switch 2 Mode switch 3 Gear position switch 4 Engine start switch ...
Страница 372: ...LIST OF SELF DIAGNOSTIC AND FAIL SAFE ACTIONS 9 7 ...
Страница 382: ...CHASSIS 10 9 ...
Страница 384: ......
Страница 387: ...YZ450FXK 2019 WIRING DIAGRAM B3J 28199 10_W D indd 1 2018 04 18 11 44 57 ...
Страница 388: ...YZ450FXK 2019 WIRING DIAGRAM B3J 28199 10_W D indd 2 2018 04 18 11 44 57 ...