Protecting Internal Engine Components; Protecting External Outboard Components - Mercury 225 Manual

7. Remove the fuel filter. Refer to Maintenance ‑ Fuel
System.
8. Pour mixture into the fuel filter opening.
9. Reinstall the fuel filter.
10. Prime the fuel system as outlined in the Operation ‑
Starting the Engine.
11. Place the outboard in water or use the flushing attachment
for circulating cooling water. Start the engine and run at idle
speed for five minutes to allow the treated fuel to fill the fuel
system.

Protecting Internal Engine Components

NOTE: Make sure the fuel system has been prepared for
storage. Refer to Fuel System , preceding.
IMPORTANT: Refer to Spark Plug Inspection and
Replacement for correct procedure for removing spark plug
leads.
1. Remove the spark plugs. Add approximately 30 ml (1 oz) of
engine oil or inject a five second spray of storage seal into
each spark plug hole.
2. Rotate the flywheel manually several times to distribute the
oil or storage seal in the cylinders.
3. Reinstall spark plugs.

Protecting External Outboard Components

• Lubricate all outboard components listed in Maintenance ‑
Inspection and Maintenance Schedule.
• Touch up any paint nicks. See your dealer for touch‑up
paint.
• Spray Quicksilver or Mercury Precision Lubricants Corrosion
Guard on external metal surfaces (except corrosion control
anodes).
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STORAGE
97