coolant YAMAHA WR 250F 2016 Owners Manual

YAMAHA WR 250F 2016 Owners Manual WR 250F 2016 YAMAHA YAMAHA https://www.carmanualsonline.info/img/51/52288/w960_52288-0.png YAMAHA WR 250F 2016 Owners Manual

Page 18 of 428

YAMAHA WR 250F 2016  Owners Manual DESCRIPTION
1-4
EAS2GB7009
DESCRIPTION
TIP
Designs and specifications of the vehicle are subject to change without notice. Therefore, please 
note that the descriptions in this manual may be different

Page 21 of 428

YAMAHA WR 250F 2016  Owners Manual IMPORTANT INFORMATION
1-7
EAS20180
IMPORTANT INFORMATION
EAS2GB7020PREPARATION FOR REMOVAL AND DIS-
ASSEMBLY
1. Before the jobs, completely remove mud, 
dust, and the like in order to prevent the en-

Page 47 of 428

YAMAHA WR 250F 2016  Owners Manual MAINTENANCE AFTER BREAK-IN
1-33
EAS2GB7055
MAINTENANCE AFTER BREAK-IN
After a break-in, perform careful maintenance 
to get ready for the next practice or race.
Refer to “PRE-OPERATION INSPECTION 
A

Page 59 of 428

YAMAHA WR 250F 2016  Owners Manual ENGINE SPECIFICATIONS
2-6
Throttle body
Type/quantity 30RA-A95R/1
ID mark 2GB1 00
Fuel line pressure at idling 324.0 kPa (3.24 kgf/cm
2, 47.0 psi)
Throttle position sensor
Resistance 6.30 k
Output

Page 66 of 428

YAMAHA WR 250F 2016  Owners Manual TIGHTENING TORQUES
2-13
EAS2GB7066ENGINE TIGHTENING TORQUES
TIP
- marked portion shall be checked for torque tightening after break-in or before each race.
ITEMThread 
sizeQ’ty TIGHTENING TORQUES Re

Page 68 of 428

YAMAHA WR 250F 2016  Owners Manual TIGHTENING TORQUES
2-15
TIP
Exhaust pipe nut
First temporarily tighten nuts to 13 Nm (1.3 m·kgf, 9.4 ft·lbf). Then retighten them to 20 Nm (2.0 m·kgf, 
14 ft·lbf).Clutch boss nut M16 1 75 Nm (7.5

Page 89 of 428

YAMAHA WR 250F 2016  Owners Manual CABLE ROUTING DIAGRAM
2-36
1. Cable guide
2. Speed sensor lead
3. Joint coupler
4. Ground lead
5. Throttle position sensor lead
6. Throttle position sensor coupler
7. Radiator breather hose
8. Cylinde

Page 99 of 428

YAMAHA WR 250F 2016  Owners Manual 3
PERIODIC CHECKS AND ADJUSTMENTS
PERIODIC MAINTENANCE............................................................................. 3-1
INTRODUCTION ...................................................

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YAMAHA WR 250F 2016  Owners Manual PERIODIC MAINTENANCE
3-2
EAS2GB7077GENERAL MAINTENANCE AND LUBRICATION CHART
NO. ITEM CHECKS AND MAINTENANCE JOBSINITIALODOMETER READ-
INGS
600 mi 
(1000 
km) or 1 
month1800 mi 
(3000 
km) or 3 
mont

Page 106 of 428

YAMAHA WR 250F 2016  Owners Manual PERIODIC MAINTENANCE
3-6
COOLING SYSTEM
Check coolant lev-
el and leakage
Check radiator cap 
operation
Replace coolant Every two years
Inspect hoses
OUTSIDE NUTS 
AND BOLTS
RetightenRefer to “START
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