Lubrication; Flushing Power Unit - Yamaha F300A Owner's Manual

3
2
1. Vapor separator
2. Drain screw
3. Cap
1. Air valve
EMU31392
Washing the outboard motor
TIP:
This procedure is performed while the top
cowling is installed.
1. Wash the outboard motor body using
fresh water. NOTICE: Do not spray wa-
ter into the air intake.
2. Drain the cooling water completely out
of the motor. Clean the body thoroughly.
EMU28402

Lubrication

1. Install the spark plug(s) and torque to
proper specification. For information on
spark plug installation, see page 85.
1
ZMU05857
1
ZMU05858
[ECM01840]
2. Change the gear oil. For instructions,
see page 90. Inspect the 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.
3. Grease all grease fittings. For further de-
tails, see page 84.
TIP:
For long-term storage, fogging the engine
with oil is recommended. Contact your
Yamaha dealer for information about fogging
oil and procedures for your engine.
EMU28443

Flushing power unit

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. After shutting off the engine, unscrew
the garden hose connector from the fit-
ting on the bottom cowling.
Maintenance
78