2006 YAMAHA WR 250F oil

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Page 292 of 900

YAMAHA WR 250F 2006  Manuale duso (in Italian) 3 - 85
INSP
ADJ
EC36C000FRONT FORK INSPECTION
1. Inspect:
Front fork smooth action
Operate the front brake and
stroke the front fork.
Unsmooth action/oil leakage
→ Repair or replace.
EC36D001FRONT

Page 298 of 900

YAMAHA WR 250F 2006  Manuale duso (in Italian) 3 - 91
INSP
ADJ
EC36K000REAR SHOCK ABSORBER 
INSPECTION
1. Inspect:
Swingarm smooth action
Abnormal noise/unsmooth
action 
→ Grease the pivoting
points or repair the pivoting
points.
Damage/oil lea

Page 306 of 900

YAMAHA WR 250F 2006  Manuale duso (in Italian) 3 - 99
INSP
ADJ
EC36Q000TIRE PRESSURE CHECK
1. Measure:
Tire pressure
Out of specification 
→ Adjust.
NOTE:Check the tire while it is cold.
Loose bead stoppers allow the tire
to slip off its posi

Page 312 of 900

YAMAHA WR 250F 2006  Manuale duso (in Italian) 3 - 105
INSP
ADJ
LUBRIFICATION
Pour assurer le bon fonctionnement de
tous les organes, lubrifier la moto avant
la première utilisation, après le rodage,
ainsi qu’après chaque course.
1
Tous les c

Page 316 of 900

YAMAHA WR 250F 2006  Manuale duso (in Italian) 3 - 109
INSP
ADJ
2. Attach:
Timing light 
Inductive tachometer 
To the ignition coil lead
(orange lead 
1).
Timing light:
YM-33277-A/
90890-03141
1
3. Adjust:
Engine idling speed
Refer to “ENGINE

Page 318 of 900

YAMAHA WR 250F 2006  Manuale duso (in Italian) 3 - 111
INSP
ADJ
BATTERY INSPECTION AND 
CHARGING
WARNING
Batteries generate explosive
hydrogen gas and contain electro-
lyte which is made of poisonous
and highly caustic sulfuric acid. 
Therefore, a

Page 338 of 900

YAMAHA WR 250F 2006  Manuale duso (in Italian) 3 - 131
INSP
ADJ
REPLACING THE HEADLIGHT 
BULBS
1. Remove:
Headlight
Refer to “SEAT, FUEL TANK
AND SIDE COVERS” section
in the CHAPTER 4.
2. Remove:
Headlight bulb holder cover 
1 
3. Detach:
H

Page 398 of 900

YAMAHA WR 250F 2006  Manuale duso (in Italian) 4 - 57
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