3-1
MAINTENANCE INTERVALS
INSP
ADJ
EC300000
REGULAR INSPECTION AND ADJUSTMENTS
EC310053
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.
Item
Remarks
After
break-
in
Every
race
Every
third
Every
fifth
As re-
quired
Inspect crack
Inspect carbon deposits
and eliminate them
Check ring end gap
Inspect carbon deposits
and eliminate them
Check gasket
Inspect score marks
Inspect wear
Inspect carbon deposits
and eliminate them
Inspect housing, friction
plate, clutch plate and
spring
Yamalube 4 (10W-30) or
SAE 10W-30 SE motor oil
Inspect wear
Use chain lube
Chain slack: 48~58 mm
(1.9~2.3 in)
PISTON
Inspect and clean
●
●
Replace
●
●
PISTON RING
Inspect
●
●
Replace
●
●
PISTON PIN, SMALL END BEARING
Inspect
●
Replace
●
CYLINDER HEAD
Inspect and clean
●
●
Retighten
●
●
CYLINDER
Inspect and clean
●
●
Replace
●
YPVS
Inspect and clean
●
●
CLUTCH
Inspect and adjust
●
●
Replace
●
TRANSMISSION
Replace oil
●
●
Inspect
●
Replace bearing
●
SHIFT FORK, SHIFT CAM, GUIDE BAR
Inspect
●
ROTOR NUT
Retighten
●
●
MUFFLER
Inspect
●
●
Clean
●
Retighten
●
●
CRANK
Inspect and clean
●
●
CARBURETOR
Inspect, adjust and clean
●
●
SPARK PLUG
Inspect and clean
●
●
Replace
●
DRIVE CHAIN
Lubricate, slack, alignment
●
●
Replace
●
1C3-9-30-3A 17/5/04 8:42 PM Page 2
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