Engine - Yamaha YZ250F(Z) Owner's Service Manual

Item
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
Clean
ENGINE GUARD
Replace
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, cali-
per bolts, master cylinder bolts
and union bolts
Replace pads
Replace brake fluid
FRONT FORKS
Inspect and adjust
Replace oil
Replace oil seal
FRONT FORK OIL SEAL AND
DUST SEAL
Clean and lube
PROTECTOR GUIDE
Replace
Every
Every
third
After race
(about
break- (about
in 2.5 7.5
hours)
hours)
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3-3
MAINTENANCE INTERVALS
Every
fifth
As re-
(about
quired
12.5
hours)
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Every two years
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Refer to "STARTING AND BREAK-
IN" section in the CHAPTER 1.
Use foam air-filter oil or equivalent oil.
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Breakage
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Every one year
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Suspension oil "S1"
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Lithium base grease
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Remarks