PERIODIC MAINTENANCE
Safety is an obligation of the owner. Periodic inspection, adjustment and lubrication will
keep your multi-purpose engine in the safest and most efficient condition possible. The
most important points of multi-purpose engine inspection, adjustment, and lubrication
are explained on the following pages.
WARNING
If you are not familiar with maintenance work, have a Yamaha dealer do it for you.
Maintenance chart
WARNING
Stop the engine before starting maintenance work.
NOTICE
Use only Yamaha specified genuine parts for replacement. Ask an authorized
Yamaha dealer for further information.
Item
• Check condition.
Spark plug
• Clean and replace if
• Check fuel level and
Fuel
• Check fuel hose for
Fuel hose
• Replace if necessary.
• Check oil level in
Engine oil
• Replace.
• Check condition.
Air filter
element
• Clean.
• Check condition.
Spark arrester
• Clean and replace if
• Clean and replace if
Fuel tank filter
• Clean and replace if
Fuel strainer
Routine
necessary.
leakage.
cracks or damage.
engine.
necessary.
necessary.
necessary.
Initial
Pre-
operation
1 month
check
or 20 Hrs
1
1
1
1
– 17 –
Every
3 months
6 months
or 50 Hrs
or 100 Hrs
1
1
1 (*1)
1
1
1
12 months
or 300 Hrs