Periodic Maintenance; Maintenance Chart - Yamaha 20C Manuel D'utilisation

EMK30110*

Be sure to turn off the engine when you perform maintenance unless otherwise speci-

fied.

If the owner is not familiar with machine servicing, this work should be done by a

Yamaha dealer or other qualified mechanic.

MAINTENANCE CHART

Frequency of maintenance operations may be adjusted according to the operating con-

ditions, but the following table gives general guidelines.

The mark (

) indicates the check-ups which you may carry out yourself.

The mark (

) indicates work to be carried out by your Yamaha dealer.

Item

Carburetor setting

Ignition timing

Fuel filter

Fuel system

Fuel tank

Cooling water passages

Idling speed

Spark plug

Wiring & Connectors

Exhaust leakage

Water leakage

Grease points

Gear oil

Bolts & Nuts

Anode

Propeller

Motor exterior

NOTE:

Cooling water passages:

When operating in salt water, turbid or muddy water, the engine should be flushed with clean

water after each use.