drain bolt YAMAHA WR 250F 2014 Owners Manual

YAMAHA WR 250F 2014 Owners Manual WR 250F 2014 YAMAHA YAMAHA https://www.carmanualsonline.info/img/51/52298/w960_52298-0.png YAMAHA WR 250F 2014 Owners Manual

Page 14 of 230

YAMAHA WR 250F 2014  Owners Manual 1-4
DESCRIPTION
DESCRIPTION
• The machine you have purchased may differ slightly from those shown in the following.
• Designs and specifications are subject to change without notice.
1. Clutch lev

Page 43 of 230

YAMAHA WR 250F 2014  Owners Manual 2-12
TIGHTENING TORQUES
TIGHTENING TORQUES
ENGINE
â–³- marked portion shall be checked for torque tightening after break-in or before each race.
ItemThread 
sizeQty Tightening torque Remarks
Spark pl

Page 44 of 230

YAMAHA WR 250F 2014  Owners Manual 2-13
TIGHTENING TORQUES
Throttle cable adjust bolt and locknut M6 1 4 Nm (0.4 m•kg, 2.9 ft•lb)
Throttle cable (pull) M6 1 4 Nm (0.4 m•kg, 2.9 ft•lb)
Throttle cable (return) M12 1 11 Nm (1.1 mâ

Page 68 of 230

YAMAHA WR 250F 2014  Owners Manual 3-9
ENGINE
CHECKING THE SILENCER AND 
EXHAUST PIPE
1. Inspect:
• Gasket "1"
Damage→Replace.
INSTALLING THE SILENCER AND 
EXHAUST PIPE
1. Install:
• Gasket 
• Exhaust pipe "1"
• Nut (exhaust

Page 71 of 230

YAMAHA WR 250F 2014  Owners Manual 3-12
ENGINE
4. Clean:
• Air filter element
Clean them with solvent.
After cleaning, remove the remaining 
solvent by squeezing the element.
• Do not twist the element when 
squeezing the element.

Page 72 of 230

YAMAHA WR 250F 2014  Owners Manual 3-13
ENGINE
5. Remove:
• Oil hose clamp "1"
• Bolt (oil hose)
• Oil hose "2"
• Oil strainer "3"
6. Inspect:
• Oil strainer
Clogged→Blow.
7. If the oil filter is to be replaced dur-
ing thi

Page 77 of 230

YAMAHA WR 250F 2014  Owners Manual 3-18
CHASSIS
2. Adjust:
• Brake pedal height
Pedal height adjustment steps:
a. Loosen the locknut "1".
b. Turn the adjusting nut "2" until the 
pedal height "a" is within specified 
height.
c. Tight

Page 78 of 230

YAMAHA WR 250F 2014  Owners Manual 3-19
CHASSIS
3. Inspect:
• Brake fluid level
Refer to "CHECKING THE 
BRAKE FLUID LEVEL" section.
4. Check:
• Brake lever operation
A softy or spongy feeling→Bleed 
brake system.
Refer to "BLEEDI

Page 110 of 230

YAMAHA WR 250F 2014  Owners Manual 5-9
CARBURETOR
8. Install:
• Throttle shaft assembly "1"
• Washer (metal) "2"
• Washer (resin) "3"
• Valve lever "4"
• Apply the fluorochemical grease on 
the bearings.
• Fit the projectio

Page 135 of 230

YAMAHA WR 250F 2014  Owners Manual 5-34
OIL FILTER ELEMENT AND WATER PUMP
OIL FILTER ELEMENT AND WATER PUMP
REMOVING THE OIL FILTER ELEMENT AND WATER PUMP
Order Part name Qty Remarks
Drain the engine oil. Refer to "CHANGING THE ENGINE
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