Lubrication; Flushing Power Unit - Yamaha F225C Owner's Manual

Drain the remaining gasoline in the vapor sep-
arator into a container. Loosen the drain
screw, and then remove the cap. Push in the
air valve with a screwdriver to introduce air
into the float chamber, so that the gasoline will
drain smoothly. Then, tighten the drain screw.
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.
[ECM01840]
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 66.
2. Change the gear oil. For instructions, see
page 71. Inspect the oil for the presence
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 65.
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.
EMU34741

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 over-
heating can result.
Maintenance
59