Lubrication; Flushing Power Unit - Yamaha F100D Owner's Manual

8. Drain the remained gasoline in the vapor
separator with 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
9. Remove the flushing attachment.
10. Install the top cowling.
11. If "Fogging Oil" is not available, turn off
the engine after the 6 step. Then perform
the 8 step procedure.
12. Drain the cooling water completely out of
the motor. Clean the body thoroughly.
13. If the "Fogging Oil" is not available, re-
move the spark plug(s). Pour a tea-
spoonful of clean engine oil into each
cylinder. Crank several times manually.
Replace the spark plug(s).
TIP:
A flushing attachment is available from your
Yamaha dealer.
EMU28403

Lubrication

1. Install the spark plug(s) and torque to
proper specification. For information on
spark plug installation, see page 70.
2. Change the gear oil. For instructions, see
page 75. 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 69.
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.
EMU28446

Flushing power unit

Perform this procedure right after operation
for the most thorough flushing.
ECM01531
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
63