VENTILATION & DRAINAGE SYSTEMS
Should blower noise and vibration be excessive, loosen-
ing the bilge blower mounting screws and then tightening
K - 1 ENGINE COMPARTMENT VENTILATION
evenly usually reduces noise considerably.
All Four Winns® stern drive models are equipped with
to meet or exceed the requirements (in effect at the time
of manufacture) of the U.S. Coast Guard, the National
K - 2 HULL DRAINAGE SYSTEMS
Marine Manufacturers Association, and the American
Boat and Yacht Council.
A. Transom Drain
A transom drain with plug is provided in the engine com-
partment to allow water drainage. When the boat is out
A. Gravity Ventilation System
of the water, the boat and trailer should be positioned so
any bilge water accumulation during dry storage will flow
The exhaust ducting reaches to the lower bilge area.
towards the transom.
This provides adequate air movement while underway
and during bilge blower operation.
B. Forced Air Ventilation
Be sure the drain plug is securely in place prior
to launching the boat. Upon shipment of the
All Four Winns® models except outboards are equipped
boat, the drain plug is usually taped to the steer-
with an electric bilge blower. The bilge blower provides
the ventilation required prior to starting the engines and
whileatidle. SeeSectionH ElectricalSystemsforblower
B. Bilge Pumps
Bilge pumps are provided in the bottom of the hull to
remove miscellaneous water accumulations that might
occur during normal boating or weather conditions. The
bilge pump is controlled by the Bilge Pump Switch on
or death. Before starting the engine, check the
the dash panel. See Section H-3 for a detailed descrip-
Gasoline vapors can explode resulting in injury
tion of the bilge pump switches.
blower operation. Run blower when vessel is
Bilge pumps equipped with automatic switches are stan-
operating below cruising speed. ALWAYSoper-
dard on all Funship™ models. As the water level rises,
ate the bilge blower while the engines are at idle.
the automatic float switch will activate the pump.
C. Engine Ventilation System Maintenance
When leaving the boat unattended for long periods of
time or during excessive rain storms, it is a good idea to
Periodic inspection and cleaning of the ventilation ducts
check on the boat for excessive water accumulation. Be
sure both the bilge pump and automatic float switch are
of leaves, twigs, or other debris can severely reduce
operating properly. The operating time of the bilge pump
ventilation. Be sure bilge water does not accumulate to
a level that would obstruct the ventilation ducts.
will be limited to the battery capacity.
While at rest, any bilge water accumulation may
flow forward. Therefore, operate the bilge pump
is at a substantial running angle. DO NOT allow
bilge water to accumulate. Damage to the en-
gine or other components may result.
Blower operation can be tested by placing a hand over
the vents. DO NOT rely on the sound of the blower. Be
sure a substantial amount of air is being exhausted by
the bilge blower. Check the bilge blower system often,
preferably before each cruise.
Funship™ Owner’s Manual
|Categories||Four Winns Freedom Manuals, Four Winns Funship Manuals, Four Winns Horizon Manuals, Four Winns Manuals, Outboard Marine Corporation Manuals|
|Tags||Four Winns Funship 214, Four Winns Funship 234, Four Winns Funship 264|
|Model Year||2003, 2004, 2005|
|Document Type||Owner's Manual|
|Product Brand||Boats and Cruisers, Four Winns. For support contact your dealer at http://www.fourwinns.com/locate-dealer.aspx|
|Document File Type|
|Wikipedia's Page||Outboard Marine Corporation|
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