8-3
8
EBU21743Periodic maintenance chart for the emission control system TIP●For ATVs not equipped with an odometer or an hour meter, follow the month maintenance intervals.●For ATVs equipped with an odometer or an hour meter, follow the km (mi) or hours maintenance inter-
vals. However, keep in mind that if the ATV isn’t used for a long period of time, the month maintenance
intervals should be followed.●Items marked with an asterisk should be performed by a Yamaha dealer as they require special tools,
data and technical skills.NO.ITEM CHECK OR MAINTENANCE 
JOB INITIAL
EVERY
Whichev- er comes  first month136612
km 
(mi) 320 
(200) 1300 
(800) 2500 
(1600) 2500 
(1600) 5000 
(3200)
hours 20 80 160 160 320
1 *Fuel line  Check fuel hoses for cracks or other damage, and 
replace if necessary. √√√
2 Spark plug  Check condition and clean, regap, or replace if 
necessary. √√√√√
3 *Valves  Check valve clearance and adjust if necessary. √ √√√
4 *Crankcase breather 
system  Check breather hose for cracks or other damage, 
and replace if necessary. √√√
5 *Exhaust system  Check for leakage and replace gasket(s) if neces-
sary.
 Check for looseness and tighten all screw clamps  and joints if necessary. √√√
U2BG60E0.book  Page 3  Monday, May 20, 2013  3:04 PM 
         
        
        8-5
8
EBU21866General maintenance and lubrication chart TIP●For ATVs not equipped with an odometer or an hour meter, follow the month maintenance intervals.●For ATVs equipped with an odometer or an hour meter, follow the km (mi) or hours maintenance inter-
vals. However, keep in mind that if the ATV isn’t used for a long period of time, the month maintenance
intervals should be followed.●Items marked with an asterisk should be performed by a Yamaha dealer as they require special tools,
data and technical skills.NO.ITEM CHECK OR MAINTENANCE 
JOB INITIAL
EVERY
Whichev- er comes  first month136612
km 
(mi) 320 
(200) 1300 
(800) 2500 
(1600) 2500 
(1600) 5000 
(3200)
hours 20 80 160 160 320
1 Air filter element  Clean and replace if necessary. Every 20–40 hours (more often in wet or 
dusty areas)
2 *Front brake  Check operation and correct if necessary.
 Check fluid level and ATV for fluid leakage, and 
correct if necessary. √√√√√
 Replace brake pads. Whenever worn to the limit
U2BG60E0.book  Page 5  Monday, May 20, 2013  3:04 PM