YAMAHA WR 450F 2003 Notices Demploi (in French)

YAMAHA WR 450F 2003 Notices Demploi (in French) WR 450F 2003 YAMAHA YAMAHA https://www.carmanualsonline.info/img/51/52485/w960_52485-0.png YAMAHA WR 450F 2003 Notices Demploi (in French)
Trending: spare wheel, tire size, fuel tank capacity, reset, tire pressure, oil type, check engine

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YAMAHA WR 450F 2003  Notices Demploi (in French) ENG
4 - 20
CARBURATEUR
VERGASER
CARBURADOR
4. Festziehen:
Schraube (Ansaugstutzen)
1 
Schraube (Vergaseran-
schluß) 2 
T R..3 Nm (0,3 m · kg)
T R..3 Nm (0,3 m · kg)
5. Montieren:
Gaszug (Zug) 1

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YAMAHA WR 450F 2003  Notices Demploi (in French) 4 - 21
ENGCAMSHAFTS
CAMSHAFTS
CYLINDER HEAD COVER
Extent of removal:1 Cylinder head cover removal
Extent of removal Order Part name Q’ty Remarks
CYLINDER HEAD COVER 
REMOVAL
Preparation for removal

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YAMAHA WR 450F 2003  Notices Demploi (in French)  
4 - 21
ENG
 
ARBRES A CAMES  
NOCKENWELLE  
ÁRBOLES DE LEVAS  
NOCKENWELLE 
ZYLINDERKOPFDECKEL 
Demontage-Arbeiten:  
1  
 Zylinderkopfdeckel demontieren 
Demontage-ArbeitenReihen-
folgeBauteil Anz

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YAMAHA WR 450F 2003  Notices Demploi (in French) 4 - 22
ENGCAMSHAFTS
CAMSHAFTS
Extent of removal:1 Camshaft removal
Extent of removal Order Part name Q’ty Remarks
CAMSHAFTS REMOVAL
1 Timing plug 1
Refer to “REMOVAL POINTS”. 2 Straight plug 1
3

Page 345 of 754

YAMAHA WR 450F 2003  Notices Demploi (in French)  
4 - 22
ENG
 
ARBRES A CAMES  
NOCKENWELLE  
ÁRBOLES DE LEVAS 
NOCKENWELLE 
Demontage-Arbeiten: 
1  
 Nockenwellen demontieren 
Demontage-ArbeitenReihen-
folgeBauteil Anz. Bemerkungen  
NOCKENWELLEN

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YAMAHA WR 450F 2003  Notices Demploi (in French) 4 - 23
ENGCAMSHAFTS
REMOVAL POINTS
Camshaft
1. Remove:
Timing plug 1 
Straight plug 2 
2. Align:
“I” mark
With stationary pointer.
Checking steps:
Turn the crankshaft counterclockwise with
a w

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YAMAHA WR 450F 2003  Notices Demploi (in French) ENG
 
4 - 23 
ARBRES A CAMES  
NOCKENWELLE  
ÁRBOLES DE LEVAS 
AUSBAU
Nockenwelle 
1. Demontieren: 
 
Schwungrad-Abdeckschrau-
be   
1  
  
 
Rotorzapfen-Abdeckschrau-
be   
2  
 
2. Ausrichten: 


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YAMAHA WR 450F 2003  Notices Demploi (in French) 4 - 24
ENGCAMSHAFTS
6. Remove:
Clips 
Exhaust camshaft 1 
Intake camshaft 2 
NOTE:
Attach a wire 3 to the timing chain to prevent
it from falling into the crankcase.
1
2
3
INSPECTION
Camshaft
1. In

Page 349 of 754

YAMAHA WR 450F 2003  Notices Demploi (in French) ENG
4 - 24
ARBRES A CAMES
NOCKENWELLE
ÁRBOLES DE LEVAS
6. Demontieren:
Clip
Auslaß-Nockenwelle 1 
Einlaß-Nockenwelle 2 
HINWEIS:
Die Steuerkette mit einem Draht 3
sichern, damit sie nicht herabf

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YAMAHA WR 450F 2003  Notices Demploi (in French) 4 - 25
ENGCAMSHAFTS
4. Measure:
Camshaft-to-cap clearance 
Out of specification → Measure cam-
shaft journal diameter. 
Camshaft-to-cap clearance:
0.020 ~ 0.054 mm 
(0.0008 ~ 0.0021 in)
<Limit>: 0.
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