Occasionally, blisters, crazing, scratches, or damage to 5. If the nick or gouge is deep and penetrates through
the fiberglass can occur. Repairs may be necessary to
correct the problem.
the gel coat, fill the area with fiberglass patching
paste. Follow the directions on the can when mix-
ing the paste with the catalyst.
After the gouge is filled and has dried, sand the
patched area. Begin by using medium-fine grade
sandpaper. Progressively use finer grade sandpa-
per until the surface is very smooth. If necessary,
add filler and then sand the surface again.
Scratches occur during normal use. Below is a step by
step procedure to repair scratches.
Clean area with soap and water.
Apply a fine rubbing compound and buff.
Apply two or three light coats of matching fiberglass
gel coat to the repaired area. Enough gel coat
should be used so that the entire area is covered.
If this does not work, clean the area and sand lightly with
The gel coat must be catalyzed using up to 2% MEK
Peroxide which can be purchased at a supplier han-
dling fiberglass reinforced products. Contact your
Four Winns dealer for assistance.
00 to 600 wet or dry sandpaper and follow with rubbing
compound and wax.
B. Gouges & Cracks
After ample drying time, sand the area using very
fine wet/dry sandpaper. If the appearance of the
area is still not satisfactory, repeat steps 2 through
8 as necessary.
Stress cracks and crazing are the appearance of hairline
cracks in the gel coat surface. When present, these prob-
lems usually occur in the gel coat finish or the outer “skin
coat” fiberglass laminate. The appearance of these
cracks does not pose a threat to the structural integrity of
the boat. In most cases, they are cosmetic and can be
If above the waterline, polish the area using a fiber-
glass rubbing compound and then wax. If the re-
paired area is below the waterline, the area should
be primed and painted in accordance with the anti-
fouling paint manufacturer’s instructions.
Cosmetic surface damage can be repaired as follows:
Sand the surrounding area with medium or fine grit Gel coat, like paint, will change colors with time and
sandpaper. Clean all marine growth, dirt, antifouling exposure to sunlight (ultraviolet). For this reason,
paint, etc. from the immediate area. DO NOT ex- “matching” gel coat obtained from Four Winns may not
cessively scratch or gouge the surrounding area.
match the gel color of a boat that has been exposed.
However, this is the closest match commercially avail-
. Use a hard, pointed tool to open the gel crack. Take able. Afiberglass technician can tint the gel to be used
care not to damage the surrounding gel coat. in the repair to provide a closer color match.
. Sand the crack or gouge so the edges are smooth More severe fiberglass damage, especially when struc-
and will allow proper “feathering” of the area. tural, requires the expertise of an experienced fiberglass
repair technician. See your Four Winns dealer for as-
4. Clean the area thoroughly. Make sure the area is dry
Improper repair techniques can lead to further
Be sure the structure and the ambient tempera-
ture are above 60 degrees F (15 degrees C) and
the relative humidity below 70% immediately be-
fore, during, and after the repair.
Sundowner™ Owner’s Manual
|Categories||Four Winns Manuals, Four Winns Sundowner Manuals, Outboard Marine Corporation Manuals|
|Tags||Four Winns Sundowner 205, Four Winns Sundowner 225, Four Winns Sundowner 245, Four Winns Sundowner 285|
|Model Year||2003, 2004, 2005, 2006, 2007, 2008|
|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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