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Raw Water System
8.4 Seakeeper Cooling Pump
The optional Seakeeper boat stabilizer is self-con-
tained and seawater cooled. A 12 volt DC pump
supplies seawater that cools specic components
in the gyroscope system. The pump is located
near the Seakeeper in the compartment below the
helm seats. It is protected and supplied current by
a circuit breaker on the fuse and breaker panel in
the battery compartment. The pump is activated
automatically whenever the Seakeeper system is
running.
Seawater is supplied to the pump by a ball valve
and hose connected to a seacock in the aft sys-
tems compartment bilge. A sea strainer near the
pump protects the system from contaminants that
could damage the pump or the cooling system.
Make sure the pump receives adequate seawater
by periodically cleaning the sea strainer. Refer to
Raw Water System Maintenance in this chapter for
information on cleaning the sea strainer.
You should refer to the Seakeeper owner’s manual
for more information on the operation and mainte-
nance of the Seakeeper cooling system and seawa-
ter cooling pump.
8.5 Raw Water System Maintenance
The following items should be done routinely to
help maintain your raw water system:
Routine Maintenance
• Check hoses, particularly the seawater supply
lines, for signs of deterioration. Tighten ttings
and clamps or replace deteriorated hoses and
components as necessary.
• Periodically remove and clean the water
strainer located near the intake side of the
washdown pump. To clean the strainer, make
sure the Raw Water switch is o and close
the valve at the pump seacock. Rotate the
strainer bowl counterclockwise to release it.
Remove and clean the screen with fresh water.
Lubricate the O-ring lightly with silicon or
Teon grease and reinstall the strainer bowl.
• Spray pumps and thru-hull valves with a pro-
tective oil periodically.
• The shboxes and baitwells should be drained
and cleaned after each use.
• Operate all valves at least once a month to
keep them operating properly.
Typical Raw Water Pump Sea Strainer
Typical Raw Water Pump Strainer Removed for Cleaning