MAINTENANCE
SECTION 5
Page 80 CMD-4081877 / 90-865861040 MARCH 2004
INSTALLATION
1. Install new sealing washer.
2. Install anode plug, with sacrificial anode and washer into heat exchanger or aftercooler
end cover. Tighten securely.
71368
a
b
a-Plug And Anode
b-Sealing Washer
CAUTION
Avoid seawater pump impeller damage. Do not operate the engine without cooling
water being supplied to the seawater pickup pump.
3. Ensure that the seawater pickup pump is supplied cooling water.
4. Start the engine and check for leaks.
00000 – was CE376 modified, added wtr. pickups from SM 34
Seawater System
CD665 or CE500 w / changes
Draining The Seawater System
CAUTION
Excess water in the bilge can damage the engine or cause the boat to sink. When
the drain system is open excess water can enter the bilge. Do not operate the engine
with the drain system open.
IMPORTANT: Engine must be as level as possible to ensure complete draining of the
cooling system.
IMPORTANT: The boat must not be operating during this procedure.
1. Remove the boat from the water, if possible, or turn on the bilge pump, if the boat is in
the water
CAUTION
Excess water in the bilge can damage the engine or cause the boat to sink. Ensure
that the boat is out of the water, or the seacock is closed, or the seawater inlet hose
is disconnected and plugged, and the bilge pump is operating before beginning the
draining procedure.
2. Close the seacock, if equipped, or disconnect and plug the seawater inlet hose, if the
boat is to remain in the water.
3. Make the engine as level as possible to ensure complete draining of seawater cooling
system.
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