Yamaha TZ250M, Owner'S Service Manual

Page: 54 / 287

MAINTENANCE INTERVALS
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EC300000
REGULAR INSPECTION AND ADJUSTMENTS
EC310070
MAINTENANCE INTERVALS
The following schedule is intended as a general guide to maintenance and lubrication. Bear in mind
that such factors as weather, terrain, geographical location, and individual usage will alter the
required maintenance and lubrication intervals. If you are a doubt as to what intervals to follow in
maintaining and lubricating your machine, consult your Yamaha dealer.
NOTE:
Replace earlier depending on the operating condition.
INSP
ADJ
After
Every Every
Every
As re-
Item break-
race 500km
1,000
quired
Remarks
in km
PISTON
Inspect and clean
∂ ∂
Inspect crack
Replace
∂ ∂
PISTON PIN, SMALL END BEARING
Inspect
∂ ∂
Replace
∂ ∂
PISTON RING
Inspect
∂ ∂
Check ring end gap
Replace
∂ ∂
CYLINDER HEAD
Inspect and clean
∂ ∂
Remove carbon
Retighten
∂ ∂
Check O-ring
CYLINDER
Inspect and clean
∂ ∂ (3,000 km)
Inspect score marks
Replace
∂ ∂
Inspect wear
Retighten
∂ ∂
YPVS
Inspect
∂ ∂
Retighten
∂ ∂
CLUTCH Inspect housing, friction
Inspect and adjust
∂ ∂
plate, clutch plate and
Replace
∂
spring
TRANSMISSION
Replace oil
∂ ∂
Castrol R30
Inspect transmission
∂
Replace bearing
∂
SHIFT FORK, SHIFT CAM, GUIDE BAR
Inspect
∂
Inspect wear
ROTOR NUT
Retighten
∂
MUFFLER
Inspect
∂ ∂
Inspect crack
Clean
∂
CRANK
(1,500 km)
Inspect and replace
∂ ∂
CARBURETOR
Inspect, adjust and clean
∂ ∂
Inspect jet needle clip groove
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