Maintenance
69
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.
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 per-
form 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).
A flushing attachment is available from your
Yamaha dealer.
EMU41072
Lubrication
1. Change the gear oil. For instructions,
see page 82. Check the gear oil for the
presence of water that indicates a leaky
seal. Seal replacement should be per-
formed by an authorized Yamaha dealer
prior to use.
2. Lubricate all grease fittings. For further
details, see page 75.
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.
EMU28446
Flushing power unit
Perform this procedure right after operation
for the most thorough flushing.
ECM01531
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.
1. Drain screw
1. Air valve
2. Cap
6BG-9-78-1E0.book 69 ページ ２０１４年１１月２０日 木曜日 午後３時３分
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