Periodic maintenance and adjustment
7-3
7
EAU69172
Periodic maintenance chart for the emission control system
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 technical skills.
No. ITEM
13 5
0.6 1.8 3
16 12
30 90 150
1 * Fuel line
• Check fuel hoses for cracks or
damage.
• Replace if necessary.
√√
2Spark plug
• Check condition.
• Adjust gap and clean.
√√
3 * Valve clearance
• Check and adjust valve clear-
ance when engine is cold.
√
4 Air filter element
• Clean with solvent.
• Replace if necessary.
√√
5 *
Crankcase breather
system
• Check ventilation hose for
cracks or damage and drain
any deposits.
• Replace if necessary.
√√ √
6 * Carburetor
• Check engine idling speed and
starter operation.
• Adjust if necessary.
√√ √
7 Exhaust system
• Check for leakage.
• Tighten if necessary.
• Replace gasket(s) if necessary.
√√
8 * Spark arrester • Clean. √
9Engine oil
• Change (warm engine before
draining).
√√ √
X 1000 km
X 1000 mi
month
CHECKS AND
MAINTENANCE JOBS
INITIAL
UB5186E0.book Page 3 Wednesday, April 22, 2020 9:11 AM