1998-2000 Four Winns Horizon 200 220 240 Sundowner 205 225 245 Classic Owners Manual

VENTILATION & DRAINAGE SYSTEMS
H - 1     ENGINE COMPARTMENT VENTILATION
C.   Engine Ventilation System Maintenance
All Four Winns  stern drive  models are equipped  with     Periodic inspection and cleaning of the ventilation ducts
enginecompartmentventilation.  Thissystemisdesigned       isnecessarytoensureadequateaircirculation.     Abuildup
to meet or exceed the requirements (in effect at the time  of leaves, twigs, or other debris can severely reduce ven-
of manufacture) of the U.S. Coast Guard, the National     tilation.   Be sure bilge water does not accumulate to a
Marine Manufacturers  Association, and the  American     level that would obstruct the ventilation ducts.
Boat and Yacht Council.
Blower operation can be tested by placing a hand over
A.   Gravity Ventilation System
the vents. DO NOT rely on the sound of the blower. Be
sure a substantial amount of air is being exhausted by
Thissystemincludesairintakeandexhaustcomponents.         the bilge blower.  Check the bilge blower system often,
The exhaust  ducting reaches to the  lower bilge area.      preferably before each cruise.
This provides adequate air movement while underway
and during bilge blower operation.
Should blower noise and vibration be excessive,  loos-
ening the bilge blower mounting screws and then tight-
ening evenly usually reduces noise considerably.
B.   Forced Air Ventilation
All Four Winns models except outboards are equipped
with an electric bilge blower. The bilge blower provides     H - 2     CABIN VENTILATION
the ventilation required prior to starting the engines and
whileatidle.  SeeSectionEElectricalSystemsforblower         Deck hatches  on Four Winns Sundowner  models are
operation instructions.
designed to open  and provide adequate ventilation  in
the cabin berth area.
Gasoline vapors  can explode resulting  in in-
jury or death. Before starting the engine, check
the engine compartment  bilge for gasoline  or
vapors, and operate blower for four (4) minutes,
and verify blower operation. Run blower when
vessel is operating below cruising speed. AL-
WAYS operate the  bilge blower while  the en-
gines are at idle.
Failure to properly ventilate the boat while the
engine is operating may permit carbon monox-
ide to accumulate inside of the cabin. Refer to
Section B-2 Engine Exhaust  and Section H-4
Carbon Monoxide for additional information.
Screens for the forward deck hatches are available for
all Four Winns boats.  The screens are removable and
must be stored properly when not in use.
Fumes can  come from batteries  while charg-
ing. Aconcentration of hydrogen fumes can be
explosive under the right conditions.
NOTICE
Be sure deck hatches are secured while under-
way.  Damage to the  hatch may result.  Store
screens in a safe place to prevent damage.
NOTICE
A Gas Vapor  Detector is a monitor  which will
alert the operator of an accumulation of gaso-
line fumes in the engine compartment. It is op-
tional only on larger models but can be installed
by your Four Winns dealer. DO NOTrely solely
on detectors  or similar  equipment.  ALWAYS
conduct a  physical  inspection of  the engine
compartment.
Deck  hatches  are  made  of plexiglass   and can  be
cleaned with automotive glass cleaners or dishwashing
soap and water.  Ensure  that a clean cloth is  used to
prevent scratching the plexiglass.
Owner’s Manual
05/00
Section H
Page 1
Product Specification
CategoriesFour Winns Horizon Manuals, Four Winns Manuals, Four Winns Sundowner Manuals, Outboard Marine Corporation Manuals
Tags, , , , ,
Model Year2000
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- 140 pages
Document TypeOwner's Manual
LanguageEnglish
Product BrandBoats and Cruisers, Four Winns. For support contact your dealer at http://www.fourwinns.com/locate-dealer.aspx
Document File TypePDF
Publisherfourwinns.com
Wikipedia's PageOutboard Marine Corporation
CopyrightAttribution Non-commercial
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