NOTE:
_
G
For ATVs not equipped with an odometer or an hour meter, follow the month maintenance intervals.
G
For ATVs equipped with an odometer or an hour meter, follow the km (mi) or hours maintenance intervals. How-
ever, keep in mind that if the ATV isn't used for a long period of time, the month maintenance intervals should be
followed.
G
Items marked with an asterisk should be performed by a Yamaha dealer as they require special tools, data and
technical skills.
_
ITEM
Valves*
Spark plug
Air filter element
Carburetor*
Crankcase breather
system*
Exhaust system*
Fuel line*
PERIODIC MAINTENANCE/LUBRICATION
ROUTINE
• Check valve clearance.
• Adjust if necessary.
• Check condition.
• Adjust gap and clean.
• Replace if necessary.
• Clean.
• Replace if necessary.
• Check starter (choke) operation.
• Adjust engine idling speed.
• Check breather hose for cracks or damage.
• Replace if necessary.
• Check for leakage.
• Tighten if necessary.
• Replace gasket(s) if necessary.
• Check fuel hose for cracks or damage.
• Replace if necessary.
month
1
Whichever
comes first
km
320
(mi)
(200)
hours
20
8-7
INITIAL
EVERY
3
6
6
1,200
2,400
2,400
(750)
(1,500)
(1,500)
75
150
150
Every 20–40 hours
(More often in wet or dusty areas.)
EBU02622
12
4,800
(3,000)
300
