2001 YAMAHA WR 400F lock

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Page 474 of 762

YAMAHA WR 400F 2001  Notices Demploi (in French) 4 - 70
ENGBALANCER
REMOVAL POINTS
Balancer drive gear and balancer driven
gear
1. Straighten the lock washer tab.
2. Loosen:
lNut (primary drive gear) 1 
lNut (balancer) 2 
NOTE:
Place an aluminum pla

Page 475 of 762

YAMAHA WR 400F 2001  Notices Demploi (in French) ENG
4 - 70
BALANCIER
AUSGLEICHSWELLE
COMPENSADOR
AUSBAU
Ausgleichswellen-Antriebs- und -
Abtriebsräder
1. Die Lasche der Sicherungs-
scheibe umbiegen.
2. Lockern:
lMutter (Primärantriebsrad) 1 
lMut

Page 476 of 762

YAMAHA WR 400F 2001  Notices Demploi (in French) 4 - 71
ENGBALANCER
ASSEMBLY AND INSTALLATION
Balancer, balancer drive gear and balancer
driven gear
1. Install:
lBalancer 1 
NOTE:
When installing the balancer shaft, align the
center of the balancer

Page 490 of 762

YAMAHA WR 400F 2001  Notices Demploi (in French) 4 - 78
ENGKICK AXLE AND SHIFT SHAFT
REMOVAL POINTS
EC4B3101
Kick axle assembly
1. Remove:
lKick axle assembly 1 
NOTE:
Unhook the torsion spring 2 from the hole a
in the crankcase.
EC4C3101
Shift guid

Page 498 of 762

YAMAHA WR 400F 2001  Notices Demploi (in French) 4 - 82
ENGKICK AXLE AND SHIFT SHAFT
3. Install:
lSpring guide 1 
NOTE:
Slide the spring guide into the kick axle, make
sure the groove a in the spring guide fits on
the stopper of the torsion spring.

Page 510 of 762

YAMAHA WR 400F 2001  Notices Demploi (in French) ENG
4 - 88
ENGINE REMOVAL
Extent of removal:1 Engine removal
Extent of removal Order Part name Q’ty Remarks
1 Engine skidplate 1
2 Neutral switch 1
3 Oil hose 2
4 Chain cover 1
Refer to “REMOVAL P

Page 512 of 762

YAMAHA WR 400F 2001  Notices Demploi (in French) 4 - 89
ENGENGINE REMOVAL
EC4M3000
REMOVAL POINTS
EC4F3100
Drive sprocket
1. Remove:
lNut (drive sprocket) 1 
lLock washer 2 
NOTE:
lStraighten the lock washer tab.
lLoosen the nut while applying the r

Page 513 of 762

YAMAHA WR 400F 2001  Notices Demploi (in French) ENG
4 - 89
DEPOSE DU MOTEUR
MOTOR DEMONTIEREN
EXTRACCIÓN DEL MOTOR
AUSBAU
Antriebsritzel
1. Demontieren:
lMutter (Antriebsritzel) 1 
lSicherungsscheibe 2 
HINWEIS:
lDie Lasche der Sicherungsscheibe
u