Maintenance

1

ZMU06944

1.Air intake

2.Drain the cooling water completely out of the outboard motor. Clean the body thor-

oughly.

EMU41071

Lubrication

1.Change the gear oil. For instructions, see page 78. Check the gear oil for the pres- ence of water that indicates a leaky seal. Seal replacement should be performed by an authorized Yamaha dealer prior to use.

2.Lubricate all grease fittings. For further details, see page 72.

TIP:

For long-term storage, fogging the engine with fogging oil is recommended. Contact your Yamaha dealer for information about fogging oil and procedures for your outboard motor.

EMU41152

Cleaning and anticorrosion measures

1.Wash the exterior of the outboard motor using fresh water, and then dry the out- board motor completely. For instructions on cleaning the outboard motor, see page 65. NOTICE: Do not spray water into the air intake. [ECM01840]

2.Spray the outboard motor powerhead with “Yamaha Silicone Protectant.”

3.Wax the cowling with a non-abrasive wax such as “Yamaha Silicone Wax.”

EMU40962

Flushing cooling water passage

Perform this procedure right after operation for the most thorough flushing.

ECM01530

NOTICE

Do not perform this procedure while the engine is running. The water pump may be damaged and severe damage from overheating can result.

1.Disconnect the garden hose connector from the fitting on the bottom cowling.

2 1

ZMU06995

1.Garden hose connector

2.Fitting

2.Connect the garden hose to the garden hose connector.

2 1

ZMU06945

1.Garden hose connector

2.Garden hose

66