brake YAMAHA WR 250F 2003 Owner's Manual

YAMAHA WR 250F 2003 Owner's Manual WR 250F 2003 YAMAHA YAMAHA https://www.carmanualsonline.info/img/51/52337/w960_52337-0.png YAMAHA WR 250F 2003 Owner's Manual

Page 266 of 860

YAMAHA WR 250F 2003 Owners Manual 3 - 75
INSP
ADJ
3. Inspect:
Brake fluid level
Refer to “BRAKE FLUID
LEVEL INSPECTION” section.
4. Check:
Brake pedal operation
A softy or spongy feeling 
→
Bleed brake system.
Refer to “BRAK

Page 268 of 860

YAMAHA WR 250F 2003 Owners Manual 3 - 77
INSP
ADJ
BRAKE FLUID LEVEL 
INSPECTION
1. Place the brake master cylinder
so that its top is in a horizontal
position.
2. Inspect:
Brake fluid level
Fluid at lower level 
→ Fill up.
aLower l

Page 274 of 860

YAMAHA WR 250F 2003 Owners Manual 3 - 83
INSP
ADJ
3. Adjust:
Drive chain slack
Drive chain slack adjustment 
steps:
Loosen the axle nut 
1 and
locknuts 
2.
Adjust the drive chain slack by
turning the adjusters 
3.
To tighten → Tu

Page 296 of 860

YAMAHA WR 250F 2003 Owners Manual 3 - 105
INSP
ADJ
GRAISSAGE
Pour assurer le bon fonctionnement de
tous les organes, graisser la machine lors
du montage, après le rodage et après cha-
que course.
1
Tous les câbles de commande
2
Piv

Page 442 of 860

YAMAHA WR 250F 2003 Owners Manual 4 - 117
ENGCLUTCH
EC4A0000
CLUTCH
Extent of removal:
1 Push rod 1, 2 and push lever shaft removal
2 Push pod 1 disassembly
3 Friction plate and clutch plate removal
4 Primary driven gear removal
Exten

Page 460 of 860

YAMAHA WR 250F 2003 Owners Manual 4 - 135
ENGOIL FILTER ELEMENT, WATER PUMP AND RIGHT CRANKCASE COVER
OIL FILTER ELEMENT, WATER PUMP AND RIGHT CRANKCASE COVER
Extent of removal:
1 Oil filter element removal
2 Water pump removal
3 Righ

Page 532 of 860

YAMAHA WR 250F 2003 Owners Manual 4 - 207
ENGENGINE REMOVAL
Extent of removal:
1 Engine removal
Extent of removal Order Part name Q’ty Remarks
Ignition coil
Disconnect the AC magneto lead.
Starter motor lead Disconnect at the starte

Page 536 of 860

YAMAHA WR 250F 2003 Owners Manual 4 - 211
ENGENGINE REMOVAL
EC4M3000REMOVAL POINTSEC4F3100Drive sprocket
1. Remove:
Nut (drive sprocket) 
1 
Lock washer 
2 
NOTE:Straighten the lock washer tab.
Loosen the nut while applying the
re

Page 538 of 860

YAMAHA WR 250F 2003 Owners Manual 4 - 213
ENGENGINE REMOVAL
EC4M5000ASSEMBLY AND INSTALLATION
Engine installation
1. Install:
Engine 
1 
Install the engine from right
side.
Pivot shaft 
2 
Engine mounting bolt 
(lower) 
3 
Lower e

Page 540 of 860

YAMAHA WR 250F 2003 Owners Manual 4 - 215
ENGENGINE REMOVAL
2. Install:
Lock washer 
1 
Nut (drive sprocket) 
2 
NOTE:Tighten the nut while applying the
rear brake.
T R..75 Nm (7.5 m · kg, 54 ft · lb)
New
3. Bend the lock washer t