3-2
MAINTENANCE INTERVALS
CYLINDER
Inspect and clean
●
Inspect score marks.
Replace
●
Inspect wear.
CLUTCH
Inspect and adjust
●
●
Inspect housing, friction plate, clutch
plate and spring.
Replace
●
TRANSMISSION
Inspect
●
Replace bearing
●
SHIFT FORK, SHIFT CAM,
GUIDE BAR
Inspect
●
Inspect wear.
ROTOR NUT
Retighten
●
●
EXHAUST PIPE, SILENCER,
PROTECTOR
Inspect and retighten
●
●
Clean
●
Replace
●
* Whichever comes first
CRANK
Inspect and clean
●
●
CARBURETOR
Inspect, adjust and clean
●
●
SPARK PLUG
Inspect and clean
●
●
Replace
●
DRIVE CHAIN
Use chain lube.
Lubricate, slack, alignment
●
●
Chain slack: 48–58 mm (1.9–2.3 in)
Replace
●
COOLING SYSTEM
Check coolant level and leakage
●
●
Check radiator cap operation
●
Replace coolant
●
Every two years
Inspect hoses
●
OUTSIDE NUTS AND BOLTS
Retighten
●
●
Refer to "STARTING AND BREAK-
IN" section in the CHAPTER 1.
AIR FILTER
Clean and lubricate
●
●
Use foam air-filter oil or equivalent oil.
Replace
●
OIL FILTER
Replace
●
●
Item
After
break-
in
Every
race
Every
third
(or 500
km)
Every
fifth (or
1,000
km)
As re-
quired
Remarks
Summary of Contents for YZ250F X 2008
Page 2: ......
Page 3: ...YZ250F X 5XC 28199 34 E0 2008 OWNER S SERVICE MANUAL ...
Page 4: ......
Page 59: ...3 13 ENGINE INTAKE EXHAUST ...
Page 110: ...4 41 OIL PUMP 15 Rotor housing 1 Order Part name Q ty Remarks ...
Page 161: ...5 29 STEERING 9 Bearing race 2 Refer to removal section Order Part name Q ty Remarks ...
Page 170: ...5 38 REAR SHOCK ABSORBER 12 Bearing 2 Refer to removal section Order Part name Q ty Remarks ...
Page 191: ......
