Yamaha 2011 WR250FA, Owner'S Service Manual

Page: 81 / 316

3-6
MAINTENANCE INTERVALS FOR COMPETITION USE
DRIVE CHAIN Use chain lube.
Lubricate, slack, align-
ment
● ●
Chain slack: 48–58 mm (1.9–
2.3 in)
Replace
●
COOLING SYSTEM
Check coolant level and
leakage
● ●
Check radiator cap opera-
tion
●
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 equiva-
lent oil.
Replace
●
OIL FILTER
Replace
● ●
ENGINE GUARD
Replace
●
Breakage
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 leak-
age
● ●
Retighten brake disc bolts,
caliper bolts, master cylin-
der bolts and union bolts
● ●
Replace pads
●
Replace brake fluid
●
Every one year
Item
After
break
-in
Every
race
Every
third
(or 500
km)
Every
fifth (or
1,000
km)
As re-
quired
Remarks