Yamaha YZ450F Manuel D'atelier Du Proprietaire page 143

Item
SHIFT FORK, SHIFT CAM, GUIDE BAR
Inspect
ROTOR NUT
Retighten
MUFFLER
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
OIL STRAINER (frame)
Clean
FRAME
Clean and inspect
FUEL TANK, COCK
Clean and inspect
BRAKES
Adjust lever position and pedal height
Lubricate pivot point
Check brake disc surface
Check fluid level and leakage
Retighten brake disc bolts, caliper
bolts, master cylinder bolts and union
bolts
Replace pads
Replace brake fluid
FRONT FORKS
Inspect and adjust
Replace oil
Replace oil seal
MAINTENANCE INTERVALS
Every
After Every
third
break-in race (or
500 km) 1,000 km)
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3 - 2
INSP
ADJ
Every
As re-
fifth
Remarks
(or quired
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Inspect wear
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* Whichever comes first
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Use chain lube
Chain slack: 40 ~ 50 mm
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Every two years
Refer to "STARTING
AND BREAK-IN" section
in the CHAPTER 1.
Use foam air-filter oil or
equivalent oil
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Every one year
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Suspension oil "01"
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3
(1.6 ~ 2.0 in)