Yamaha YZ450F(Y Owner's Manual page 48

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Item
CLUTCH
Inspect and adjust
Replace
TRANSMISSION
Inspect
Replace bearing
SHIFT FORK, SHIFT CAM,
GUIDE BAR
Inspect
ROTOR NUT
Retighten
EXHAUST PIPE, SILENCER,
PROTECTOR
Inspect and retighten
Clean
Replace
CRANK
Inspect and clean
CARBURETOR
Inspect, adjust and clean
SPARK PLUG
Inspect and clean
Replace
DRIVE CHAIN
Lubricate, slack, alignment
Replace
COOLING SYSTEM
Check coolant level and leakage
Check radiator cap operation
Replace coolant
Inspect hoses
OUTSIDE NUTS AND BOLTS
Retighten
AIR FILTER
Clean and lubricate
Replace
OIL FILTER
Replace
ENGINE GUARD
Replace
FRAME
Clean and inspect
Every
After
third
Every
break-
race
(or 500
in
km)
3-2
MAINTENANCE INTERVALS
Every
fifth (or
As re-
1,000
quired
km)
Inspect housing, friction plate, clutch
plate and spring.
Inspect wear.
* Whichever comes first
Use chain lube.
Chain slack: 50–60 mm (2.0–2.4 in)
Every two years
Refer to "STARTING AND BREAK-
IN" section in the CHAPTER 1.
Use foam air-filter oil or equivalent oil.
Breakage
Remarks

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2009 yz450fy2009 yz450f

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