lock YAMAHA WR 450F 2005 Notices Demploi (in French)

YAMAHA WR 450F 2005 Notices Demploi (in French) WR 450F 2005 YAMAHA YAMAHA https://www.carmanualsonline.info/img/51/52483/w960_52483-0.png YAMAHA WR 450F 2005 Notices Demploi (in French)

Page 351 of 758

YAMAHA WR 450F 2005  Notices Demploi (in French) ENG
4 - 25
DEMONTAGE-EINZELHEITEN
Nockenwelle
1. Demontieren:
Rotor-Abdeckschraube 
1 
Kurbelwellen-Abdeck-
schraube 
2 
2. Ausrichten:
I-Markierung
(auf die Gegenmarkierung)
Arbeitsvorgang:
Die K

Page 356 of 758

YAMAHA WR 450F 2005  Notices Demploi (in French) 4 - 28
ENGCAMSHAFTS
Decompression system
1. Check:
Decompression system
Checking steps:
Check that the decompressor cam 1
moves smoothly.
Check that the decompressor lever pin 2
projects from the c

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YAMAHA WR 450F 2005  Notices Demploi (in French) 4 - 29
ENGCAMSHAFTS
Fit the timing chain 3 onto both camshaft
sprockets and install the camshafts on the
cylinder head.
NOTE:
The camshafts should be installed onto the
cylinder head so that the exha

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YAMAHA WR 450F 2005  Notices Demploi (in French) 4 - 30
ENG
With the rod fully wound and the chain ten-
sioner UP mark a facing upward, install
the gasket 1 and the chain tensioner 2,
and tighten the bolt 3 to the specified
torque.
T R..
Bolt (timi

Page 406 of 758

YAMAHA WR 450F 2005  Notices Demploi (in French) 4 - 53
ENGCLUTCH
EC493000
REMOVAL POINTS
EC483211
Clutch boss
1. Remove:
Nut 1 
Lock washer 2 
Clutch boss 3 
NOTE:
Straighten the lock washer tab and use the
clutch holding tool 4 to hold the clut

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YAMAHA WR 450F 2005  Notices Demploi (in French) 4 - 55
ENGCLUTCH
EC4A5000
ASSEMBLY AND INSTALLATION
Push lever
1. Install:
Push lever 1 
Bolt (push lever)
NOTE:
Apply the lithium soap base grease on the oil
seal lip.
Apply the engine oil on the

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YAMAHA WR 450F 2005  Notices Demploi (in French) 4 - 56
ENGCLUTCH
3. Bend the lock washer 1 tab.
4. Install:
Friction plate 1 
Clutch plate 1 
[t = 2.0 mm (0.079 in)] 2 
Clutch plate 2 
[t = 1.6 mm (0.063 in)] 3 
NOTE:
Install the clutch plates

Page 430 of 758

YAMAHA WR 450F 2005  Notices Demploi (in French) 4 - 65
ENGBALANCER
BALANCER
BALANCER
Extent of removal:
1 Balancer drive gear
2 Balancer
Extent of removal Order Part name Q’ty Remarks
BALANCER REMOVAL
Preparation for removal Clutch housing Refer

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YAMAHA WR 450F 2005  Notices Demploi (in French) 4 - 66
ENGBALANCER
REMOVAL POINTS
Balancer drive gear and balancer driven 
gear
1. Straighten the lock washer tab.
2. Loosen:
Nut (primary drive gear) 1 
Nut (balancer) 2 
NOTE:
Place an aluminum pl

Page 433 of 758

YAMAHA WR 450F 2005  Notices Demploi (in French) ENG
4 - 66
DEMONTAGE-EINZELHEITEN
Ausgleichswellen-Antriebsritzel 
und -rad
1. Die Lasche der Sicherungs-
scheibe umbiegen.
2. Lockern:
Primärantriebsritzel-Mutter 
1 
Ausgleichswellen-Mutter 
2 
H