PERIODIC MAINTENANCE AND MINOR REPAIR
6-2
6
EAU39943
Periodic maintenance chart for the emission control system NOTE:
From 7000 km (4200 mi) or 18 months, repeat the maintenance intervals starting from 3000 km (1800 mi) or 6 months.
Items marked with an asterisk should be performed by a Yamaha dealer as they require special tools, data and technicalskills.
No. ITEM CHECKS AND MAINTENANCE JOBSINITIAL ODOMETER READINGS
1000 km 
(600 mi) or 
1 month or 
30 hours3000 km 
(1800 mi) or 
6 months or 
90 hours5000 km 
(3000 mi) or 
12 months or 
150 hours
1*Fuel lineCheck fuel hoses for cracks or damage.
Replace if necessary.√√
2 Spark plugCheck condition.
Adjust gap and clean.√√
3*Valve clearanceCheck and adjust valve clearance when engine is cold.√
4*Air filter elementClean with solvent.
Replace if necessary.√√
5*Crankcase breather sys-
temCheck ventilation hose for cracks or damage and drain 
any deposits.
Replace if necessary.√√√
6*CarburetorCheck engine idling speed and starter operation.
Adjust if necessary.√√√
7 Exhaust systemCheck for leakage.
Tighten if necessary.
Replace gasket(s) if necessary.√√
8 Engine oilChange (warm engine before draining).√√√
U1P681E0.book  Page 2  Tuesday, April 18, 2006  2:38 PM