PROCEDURE
B
H
Redirect
the louvers at the back of the wall
sleeve
to 60 ° angle as shown
in the FIG 7. The
use of pliers is recommended.
Rear Louvers
(Top View)
7 51/6"
_6_ 0°
FIG. 7
_lf
the wall sleeve
already
has a rear grille, skip
to step 4. If the wall sleeve
does not have a rear
grille or Iouvered
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
FIG. 8
_J
Fasten
the 4 washer
screws
to secure
the grille
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.
or
Fasten
the screws
FIG. 9
_J
Remove
the backing
from the Horizontal
insulation
strip 13/8 x 5/8 x 273/16 and attach
that
to the inside
bottom
of the sleeve
as shown
below.
Remove
the backing
from the Around
insulation
strip 13/8 x 3/4 x 611/2 and attach that to
the inside front of the sleeve
as shown
below.
FIG. 10
_Jlf
the depth
of your existing
wall sleeve
is less
than
or equal to 1 8", skip to step 7. Otherwise,
cut the baffles
and the support
blocks
according
to length
"A" in the table below.
Depth"D" oftheexisting
wallsleeve(inches)
18 <D _<18-5/8
18-% < D _<19-3/4
19-3/4<D _< 22
Length"A"
(inches)
3/4
1-3/4
4
_
upport
Block
_[_
Baffle
FIG.11
r_
Remove
the backing
from the support
blocks
and attach
them to the inside of the wall sleeve
as shown
FIG 8. Slide the baffle
into slots of the
support
blocks.
Wall
(7
5Sl 6")
Sleeve
Support
Block
FIG.
12
H
Install the new unit into the wall sleeve.
-8-