Flushing With Water - TOHATSU MFS 4D Service Manual

21) Flushing with Water

Touching rotating propeller could lead to
injury. Be sure to remove propeller before
running engine on the land.
Exhaust gas contains carbon monoxide,
which will cause gas poisoning. Do not
start engine with outboard motor placed in
a closed area such as boat house.
Flushing with flushing attachment
· When flushing, be sure to stop the engine.
The water pump may be damaged.
· Remove the stop switch lock to prevent
accidental starting of the engine.
1. Tilt down the outboard motor.
2. Remove the water plug from the outboard motor, and
screw in the flushing attachment 1, 2 (optional).
Connect a water hose to the flushing attachment 1,
3.
2 and turn on the water.
4. Adjust the water flow from cooling water check port
(Be sure to seal the water inlet, located in the gear
case with tape) and continue flushing the outboard
motor for 3 to 5 minutes.
Remove the flushing attachment 1, 2 (optional) and
5.
tape. After the flushing, be sure to reattach the water
plug.
Flushing with test tank
When the engine is started in the test tank,
to avoid over heating and water pump
damage, be sure the water level is at least
10 cm (4 in.) above the anti ventilation
plate.
And be sure to remove the propeller, when
starting the engine in the test tank.
Run the engine only at idling.
4st 4/5/6 2020
CAUTION
WARNING
WARNING
WARNING
1
2
1 Flushing Attachment (optional) For USA
2 Flushing Attachment (optional) Except for USA
3
2
1 Test Tank 2 Water 3 Over 10 cm (4 in).
3
1
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