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PROCEDURE B
Redirect the louvers at the back of the wall
1
sleeve to 60° angle as shown in the FIG 24. The
use of pliers is recommended.
60°
60°
Rear Louvers
Rear Louvers
(Top View)
(Top View)
If the wall sleeve already has a rear grille, skip
2
to step 4. If the wall sleeve does not have a rear
grille or louvered panel, install the plastic grille
from the kit. Cut the plastic grille to 25-1/2" wide
and 15-1/4" high. Place the plastic grille to the
inside of the wall sleeve at the rear flange.
Place the plastic grille
Fasten the 4 washer screws to secure the grille
3
to the wall sleeve. If you need plastic nuts to
mount plastic grille to the inside of the wall
sleeve, there are plastic nuts in the installation
kit. The nuts are installed from the inside of the
sleeve and are pressed into the square holes of
the rear flanges.Fasten the bracket to the
upside of the wall sleeve using the washer
screw. The bracket prevents the unit from
leaving the sleeve.
Bracket
or
Fasten the screws and the bracket
4
7
7
3 /
3 /
"
"
32
32
60°
60°
FIG.24
5
FIG.25
Bracket
FIG. 26
Remove the backing from the Vertical Insulation
strip 15
x 1
x 1
and attach that to the
9 /
3 /
3 /
16
8
8
inside right of the sleeve as shown below.
Remove the backing from the Around Insulation
strip 67
x 1
x
and attach that to the
1 /
3 /
25 /
8
8
32
inside front of the sleeve as shown below.
Around Insulation
Around Insulation
Vertical Insulation
Vertical Insulation
If the depth of your existing wall sleeve is less
than or equal to 18", skip to step 7. Otherwise,
cut the baffles and the support blocks according
to length "A" in the table below.
Depth"D" of the existing
Depth"D" of the existing
wall sleeve (inches)
wall sleeve (inches)
18 D 18-
18 D 18-
/
/
5
5
8
8
18-
18-
/
/
D 19-
D 19-
/
/
5
5
3
3
8
8
4
4
19-
19-
/
/
D 22
D 22
3
3
4
4
—15—
Indoor
Indoor
Outdoor
Outdoor
9
9
1
1
/
/
"
"
6"
6"
2
2
FIG. 27
Length "A"
Length "A"
A
(inches)
(inches)
Support
Block
/
/
3
3
4
4
1-
1-
/
/
3
3
Baffle
4
4
4
4
FIG. 28
A
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