2006 YAMAHA WR 250F engine

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Page 582 of 900

YAMAHA WR 250F 2006  Notices Demploi (in French) 4 - 241
ENGCRANKCASE AND CRANKSHAFT
REMOVAL POINTS
Crankcase
1. Separate:
Right crankcase
Left crankcase
Separation steps:
Remove the crankcase bolts 
1,
hose guide 
2 and clutch cable
holder 
3.
N

Page 584 of 900

YAMAHA WR 250F 2006  Notices Demploi (in French) 4 - 243
ENGCRANKCASE AND CRANKSHAFT
Crankshaft
1. Remove:
Crankshaft 
1 
Use the crankcase separating
tool 
2.
CAUTION:
Do not use a hammer to drive out
the crankshaft.
Crankcase separating 
tool:
YU

Page 592 of 900

YAMAHA WR 250F 2006  Notices Demploi (in French) 4 - 251
ENGCRANKCASE AND CRANKSHAFT
6. Tighten:
Hose guide 
1 
Clutch cable holder 
2 
Bolt (crankcase) 
3 
NOTE:Tighten the crankcase tightening
bolts in stage, using a crisscross pat-
tern.
T R..

Page 594 of 900

YAMAHA WR 250F 2006  Notices Demploi (in French) 4 - 253
ENGTRANSMISSION, SHIFT CAM AND SHIFT FORK
EC4H0000
TRANSMISSION, SHIFT CAM AND SHIFT FORK
Extent of removal:
1 Shift fork, shift cam, main axle and drive axle removal
Extent of removal Order P

Page 604 of 900

YAMAHA WR 250F 2006  Notices Demploi (in French) 4 - 263
ENGTRANSMISSION, SHIFT CAM AND SHIFT FORK
5. Install:
Shift fork 1 (L) 
1 
Shift fork 2 (C) 
2 
Shift fork 3 (R) 
3 
Shift cam 
4 
To main axle and drive axle.
NOTE:Apply the molybdenum d

Page 606 of 900

YAMAHA WR 250F 2006  Notices Demploi (in French) 5 - 1
CHASFRONT WHEEL AND REAR WHEEL
EC500000
CHASSIS
EC590000
FRONT WHEEL AND REAR WHEEL
EC598000FRONT WHEEL
Extent of removal:
1 Front wheel removal
2 Wheel bearing removal
3 Brake disc removal
Exte

Page 610 of 900

YAMAHA WR 250F 2006  Notices Demploi (in French) 5 - 5
CHASFRONT WHEEL AND REAR WHEEL
EC598100REAR WHEEL
Extent of removal:
1 Rear wheel removal
2 Wheel bearing removal
3 Brake disc removal
Extent of removal Order Part name Q’ty Remarks
REAR WHEEL

Page 628 of 900

YAMAHA WR 250F 2006  Notices Demploi (in French) 5 - 23
CHASFRONT BRAKE AND REAR BRAKE
EC5A0000
FRONT BRAKE AND REAR BRAKE
EC5A8000FRONT BRAKE
Extent of removal:
1 Brake hose removal
2 Brake caliper removal
3 Brake master cylinder removal
Extent of