Periodic Maintenance Chart For The Emission Control System - Yamaha VIKING Owner's Manual

EVU01640

Periodic maintenance chart for the emission control system

● For vehicles not equipped with an odometer or hour meter, follow the month maintenance in-
tervals.
For vehicles equipped with an odometer or an hour meter, follow the km (mi) or hours mainte-
●
nance intervals. However, keep in mind that if the vehicle isn't used for a long period of time,
the month maintenance intervals should still be followed.
● Items marked with an asterisk should be performed by a Yamaha dealer as they require spe-
cial tools, data and technical skills.
ITEM
8
Fuel line*
Valves*
Spark plug
Crankcase breather
system*
Exhaust system*
Spark arrester
Air induction system*
ROUTINE
• Check fuel hose for cracks or damage.
• Replace if necessary.
• Check valve clearance.
• Adjust if necessary.
• Check condition.
• Adjust gap and clean.
• Replace if necessary.
• Check breather hose for cracks or damage.
• Replace if necessary.
• Check for leakage.
• Tighten if necessary.
• Replace gasket(s) if necessary.
• Clean.
• Check the air cut-off valve, reed valve, and hose for damage.
• Replace any damaged parts if necessary.
month 1
Whichever
comes first
km 320
(mi) (200)
hours 20
8-4
INITIAL EVERY
3 6 6
1200 2400 2400
(750) (1500) (1500) (3000)
75 150 150
12
4800
300