Service manual

MAINTENANCE SERVICE MANUAL NUMBER 26

Page 1B-16 90-861329--1 MARCH 1999

2. Partially open water tap(s) (approximately 1/2 maximum capacity) and allow drive unit

and cooling system to fill completely. Do not use full tap water pressure.

72672

a-Quicksilver Flushing Attachment

b-Water To Drive Unit

NOTE: Drive unit is full when water is discharged out of drive unit, and/or seawater section

of closed cooled system is full when water is discharged through propeller.

CAUTION

Do not run engine above 1500 rpm when flushing. Suction created by seawater pick-

up pump may collapse flushing hose, causing engine to overheat.

3. Place remote control lever in NEUTRAL position and start the engine.

CAUTION

Watch temperature gauge at dash to ensure the engine does not overheat.

4. Operate engine at idle speed in NEUTRAL gear for 10 minutes or until discharge water

is clear, then stop engine.

5. Shut off water tap(s).

6. Remove hose and flushing attachment from drive unit.

BOAT IN WATER

NOTE: If flushing cooling system with boat in water, raise drive unit to trailer position, to

remove flushing attachment. Lower drive unit to full IN/DOWN position after completion.

1. Raise drive unit to full UP (trailer) position.

2. Install flushing attachment over water pickup holes in gear housing as shown.

3. Attach a hose between the flushing attachment and a water tap.

4. Lower drive unit to full IN/DOWN position.

5. Partially open water tap (approximately 1/2 maximum capacity). Do Not use full water

pressure.

6. Place remote control in neutral, idle speed position, and start engine.

7. Operate engine at idle speed in neutral for 10 minutes, the stop engine.

8. Shut off water tap.

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