2007 YAMAHA WR 250F engine

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Page 232 of 912

YAMAHA WR 250F 2007  Notices Demploi (in French) INSP
ADJ
3 - 21
EC350000
ENGINE
SEAT, FUEL TANK AND SIDE COVERS
Extent of removal:
1 Seat removal
2 Fuel tank removal
3 Side covers removal
4 Headlight removal
Extent of removal Order Part name Q’ty

Page 236 of 912

YAMAHA WR 250F 2007  Notices Demploi (in French) 3 - 25
INSP
ADJ
REMOVAL POINTS
Side cover
1. Remove:
Bolt (side cover)
Right side cover 
1 
NOTE:Draw the side cover backward to
remove it because its claw 
a is
inserted in the air filter case.
POI

Page 238 of 912

YAMAHA WR 250F 2007  Notices Demploi (in French) INSP
ADJ
3 - 27
EC4S0000EXHAUST PIPE AND SILENCER
Extent of removal:
1 Silencer removal
2 Exhaust pipe removal
Extent of removal Order Part name Q’ty Remarks
EXHAUST PIPE AND SILENCER 
REMOVAL
Prepa

Page 242 of 912

YAMAHA WR 250F 2007  Notices Demploi (in French) 3 - 31
INSP
ADJ
INSPECTION
Silencer and exhaust pipe
1. Inspect:
Gasket 
1 
Damage 
→ Replace.
1
ASSEMBLY AND INSTALLATION
Silencer and exhaust pipe
1. Install: 
Gasket
Exhaust pipe 
1 
Nut (exh

Page 244 of 912

YAMAHA WR 250F 2007  Notices Demploi (in French) 3 - 33
INSP
ADJ
COOLANT LEVEL INSPECTION
WARNING
Do not remove the radiator cap 1,
drain bolt and hoses when the
engine and radiator are hot. Scald-
ing hot fluid and steam may be
blown out under pres

Page 246 of 912

YAMAHA WR 250F 2007  Notices Demploi (in French) 3 - 35
INSP
ADJ
COOLANT REPLACEMENT
WARNING
Do not remove the radiator cap
when the engine is hot.
CAUTION:
Take care so that coolant does not
splash on painted surfaces. If it
splashes, wash it away

Page 248 of 912

YAMAHA WR 250F 2007  Notices Demploi (in French) 3 - 37
INSP
ADJ
8. Fill:
Radiator
Engine
To specified level.
CAUTION:
Do not mix more than one type
of ethylene glycol antifreeze
containing corrosion inhibitors
for aluminum engine.
Do not use wa

Page 250 of 912

YAMAHA WR 250F 2007  Notices Demploi (in French) 3 - 39
INSP
ADJ
EC355000RADIATOR CAP INSPECTION
1. Inspect:
Seal (radiator cap) 
1 
Valve and valve seat 
2 
Crack/damage 
→ Replace.
Exist fur deposits 
3 
→ Clean
or replace.
RADIATOR CAP OPEN