2001 YAMAHA WR 250F Notices Demploi (in French)

Page 289 of 686

YAMAHA WR 250F 2001  Notices Demploi (in French) ENG
4 - 11
2. Contrôler:
lGicleur principal 1
lGicleur de ralenti 2
lPuits d’aiguille 3
lGicleur de starter 4
lGicleur d’air principal 5
lGicleur d’air de ralenti 6 
lGicleur de fuite 7 
Endomm

Page 290 of 686

YAMAHA WR 250F 2001  Notices Demploi (in French) 4 - 12
ENGCARBURETOR
Float height
1. Measure:
lFloat height a 
Out of specification ® Adjust.
Float height:
8.0 mm (0.31 in)
Measurement and adjustment steps:
lHold the carburetor in an upside down
p

Page 291 of 686

YAMAHA WR 250F 2001  Notices Demploi (in French) ENG
4 - 12
CARBURATEUR
VERGASER
CARBURATORE
Schwimmerhöhe
1. Messen:
lSchwimmerhöhe a 
Unvorschriftsmäßig ® Ein-
stellen.
Schwimmerhöhe
8,0 mm
Arbeitsschritte
lVergaser auf den Kopf stellen.
HIN

Page 292 of 686

YAMAHA WR 250F 2001  Notices Demploi (in French) 4 - 13
ENG
Starter plunger
1. Inspect:
lCold starter plunger 1 
lHot starter plunger (red) 2 
Wear/damage ® Replace.
Accelerator pump
1. Inspect:
lDiaphragm (accelerator pump) 1 
lSpring (accelerator

Page 293 of 686

YAMAHA WR 250F 2001  Notices Demploi (in French) ENG
4 - 13
CARBURATEUR
VERGASER
CARBURATORE
Choke-Schieber
1. Kontrollieren:
lKaltstarter-Tauchkolben 1 
lHeißstarter-Tauchkolben
(rot) 2 
Verschleiß/Beschädigung ®
Erneuern.
Beschleunigungspumpe

Page 294 of 686

YAMAHA WR 250F 2001  Notices Demploi (in French) 4 - 14
ENGCARBURETOR
2. Install:
lMain air jet 1 
lPilot air jet 2 
lIntake joint 3 
T R..5 Nm (0.5 m · kg, 3.6 ft · lb)
3. Install:
lSpring 1 1 
lLever 1 2 
To lever 2 3.
NOTE:
Make sure the spring

Page 295 of 686

YAMAHA WR 250F 2001  Notices Demploi (in French) ENG
4 - 14
CARBURATEUR
VERGASER
CARBURATORE
2. Montieren:
lHauptluftdüse 1 
lLeerlaufluftdüse 2 
lAnsaugstutzen 3 
T R..5 Nm (0,5 m · kg)
3. Montieren:
lFeder 1 1 
lHebel 1 2 
(zum Hebel 2 3) 
HINW

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YAMAHA WR 250F 2001  Notices Demploi (in French) 4 - 15
ENGCARBURETOR
7. Install:
lSpring 1 
lJoint collar 2 
To throttle shaft 3.
NOTE:
Install the bigger hook a of the spring fits on
the stopper b of the throttle shaft pulley.
8. Install:
lThrottl