SWINGARM
4-64
EAM30071
REMOVING THE SWINGARM
1. Use a maintenance stand to raise the rear
wheel off the ground.
WARNING
EWA13120
Securely support the vehicle so that there is
no danger of it falling over.
2. Measure:
•
Swingarm side play
•
Swingarm vertical movement
a. Measure the tightening torque of the pivot
shaft nut.
b. Check the swingarm side play “a” by mov-
ing the swingarm from side to side. If the
swingarm has side-to-side play, check the
bushings, the bearings, and the collars.
c. Check the swingarm vertical movement
“b” by moving the swingarm up and down.
If swingarm vertical movement is not
smooth or if there is binding, check the
bushings, the bearings, and the collars.
EAM30073
CHECKING THE SWINGARM
1. Check:
•
Swingarm
Bends/cracks/damage
Replace.
2. Check:
•
Pivot shaft
Roll the pivot shaft on a flat surface.
Bends
Replace.
WARNING
EWA13770
Do not attempt to straighten a bent pivot
shaft.
3. Wash with kerosene:
•
Pivot shaft
•
Bushing
•
Collar
•
Bearing
4. Check:
•
Oil seal
Damage
Replace.
•
Bearing
•
Bushing
Free play exists/unsmooth revolution/rust
Replace bearing and bushing as a set.
EAM30074
INSTALLING THE SWINGARM
1. Lubricate:
•
Bearing
•
Thrust bearing
•
Collar
•
Bushing
•
Oil seal
•
Pivot shaft
2. Install:
•
Bearing “1”
•
Oil seal “2”
(to the swingarm)
TIP
First install the outer and then the inner bearings
to a specified depth from inside.
3. Install:
•
Swingarm
TIP
Install the pivot shaft from the right.
Pivot shaft nut
85 N·m (8.5 kgf·m, 63 lb·ft)
T
R
.
.
a
b
Recommended lubricant
Molybdenum disulfide grease
Installed depth “a”
0–0.5 mm (0–0.02 in)
Installed depth “b”
6.5 mm (0.26 in)
Pivot shaft nut
85 N·m (8.5 kgf·m, 63 lb·ft)
Ne
w
2
2
2
1
1
a
a
a
b
b
a
Ne
w
Ne
w
Ne
w
T
R
.
.
Содержание YZ250FX 2021
Страница 6: ...EAM20162 YAMAHA MOTOR CORPORATION U S A YZ MOTORCYCLE LIMITED WARRANTY ...
Страница 10: ......
Страница 61: ...TIGHTENING TORQUES 2 16 ...
Страница 62: ...CABLE ROUTING DIAGRAM 2 17 EAM20152 CABLE ROUTING DIAGRAM Frame and engine left side view ...
Страница 64: ...CABLE ROUTING DIAGRAM 2 19 Frame and engine right side view ...
Страница 66: ...CABLE ROUTING DIAGRAM 2 21 Handlebar front view ...
Страница 68: ...CABLE ROUTING DIAGRAM 2 23 Frame and engine top view ...
Страница 70: ...CABLE ROUTING DIAGRAM 2 25 Frame and battery top view ...
Страница 72: ...CABLE ROUTING DIAGRAM 2 27 Rear brake right side view ...
Страница 74: ...CABLE ROUTING DIAGRAM 2 29 ...
Страница 112: ...ELECTRICAL SYSTEM 3 36 ...
Страница 153: ...HANDLEBAR 4 39 Throttle grip free play 3 0 6 0 mm 0 12 0 24 in ...
Страница 166: ...FRONT FORK 4 52 1 ...
Страница 184: ...CHAIN DRIVE 4 70 ...
Страница 189: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 5 3 1 Oil filter element 2 Oil pump ...
Страница 190: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 5 4 1 Intake camshaft 2 Exhaust camshaft ...
Страница 191: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 5 5 1 Camshaft 2 Oil pressure check bolt 3 Oil pump 4 Oil filter element ...
Страница 245: ...SHIFT SHAFT 5 59 TIP Align the punch mark a on the shift shaft with the punch mark b in the shift pedal 1 1 2 2 a b ...
Страница 251: ...OIL PUMP 5 65 A Primary drive gear side B Crankcase cover side 5 7 mm 0 02 0 28 in 5 c d 6 8 b 8 6 7 E ...
Страница 264: ...TRANSMISSION 5 78 ...
Страница 274: ...WATER PUMP 6 9 ...
Страница 284: ...THROTTLE BODY 7 9 ...
Страница 287: ......
Страница 288: ...IGNITION SYSTEM 8 1 EAM20142 IGNITION SYSTEM EAM30277 CIRCUIT DIAGRAM ...
Страница 292: ...ELECTRIC STARTING SYSTEM 8 5 EAM20143 ELECTRIC STARTING SYSTEM EAM30279 CIRCUIT DIAGRAM ...
Страница 296: ...CHARGING SYSTEM 8 9 EAM20144 CHARGING SYSTEM EAM30282 CIRCUIT DIAGRAM ...
Страница 299: ...CHARGING SYSTEM 8 12 ...
Страница 300: ...SIGNALING SYSTEM 8 13 EAM20154 SIGNALING SYSTEM EAM30348 CIRCUIT DIAGRAM ...
Страница 304: ...FUEL INJECTION SYSTEM 8 17 EAM20145 FUEL INJECTION SYSTEM EAM30284 CIRCUIT DIAGRAM ...
Страница 329: ...FUEL INJECTION SYSTEM 8 42 ...
Страница 330: ...FUEL PUMP SYSTEM 8 43 EAM20146 FUEL PUMP SYSTEM EAM30287 CIRCUIT DIAGRAM ...
Страница 362: ...SELF DIAGNOSTIC FUNCTION AND DIAGNOSTIC CODE TABLE 9 15 ...
Страница 372: ...CHASSIS 10 9 ...
Страница 374: ......
Страница 376: ......
Страница 377: ...YZ250FXM 2021 WIRING DIAGRAM BAJ 2819U 11_WD indd 1 2020 06 29 15 46 05 ...
Страница 378: ...YZ250FXM 2021 WIRING DIAGRAM BAJ 2819U 11_WD indd 2 2020 06 29 15 46 06 ...