Columbia Coronado 25 Owenrs Manual page 50

5.2 HULL TO DECK JOINTS
5.2.1 Hull to Deck Joint with
Sand outer and inner gel face off 1/2" from the edge the full length
of the hull and deck and across the transom.
Prior to joining the hull and deck, a short piece of
slid along the joint of both the deck and the hull to insure the
will fit. The bottom of the
polysulphide sealant such as Nauti-calk and placed on the hull within one
half hour. Care must be taken to insure that the sealant does not fall
out. When the "H" metal is pressed down on the hull edge the sealant
should ooze out. The top of the
Nauti-calk. Within one half hour the deck shall be placed on the hull and
forced down into the
sealant should ooze out.
When riveting, place rivets 3" apart. When double lowers are used the
rivet spacing shall be 1-1/2" from two feet forward of the forward lower
to two feet aft of the aft lower.
Clean the "H" metal within two hours and seal rivet heads. The open
corners at the transom and the bow between the "H" metal shall be bonded
with 4 oz. of mat and one layer of 3 oz. cloth.
After installing corner and bow castings, a fillet of sealant shall be
wiped between the "H" metal and the fiberglass above and below the "H"
metal and the castings.
The headliner and deck shall be bonded in the deck mold. After
trimming the outer and inner gel face should be sanded off 1/2" from
the edge, the full length, on both sides and across the transom.
The hull liner will be placed accurately in the hull while the hull is
still in the hull mold. The top edges of the hull and hull liner will be
bonded the full length of the hull liner before being pulled from the
mold.
After trimming, the outer and inner gel face should be sanded off 1/2"
from the edge, the full length of the hull and across the transom.
"H" Metal
"H" metal shall be filled half way up with a
"H"
metal shall be filled half way up with
"H" metal. When the deck is pressed into the "H" metal
SECTION 5
Page 5
"H"
metal shall be
"H" metal