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PROCEDURE B
_1 Redirect the louvers at the back of the wall
sleeve to 60° angle as shown inthe FiG 9. The
use of pliers is recommended.
7 3/32 '=
Rear Lo LlVel'$
(Top View)
FIG. 9
_llf the wall sleeve already has a rear grille, skip
to step 4. Ifthe 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. 1[}
_1 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 inthe 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 screws
FIG. 11
_J Remove the backing from the Vertical Insulation
strip 15%6 x 13/8x 13/8 and attach that to the
inside right of the sleeve as shown below.
Remove the backing from the Around Insulation
strip 671/8x 1_/3x 25/32and attach that to the
inside front of the sleeve as shown below.
Indoor Outdoor
9 V2" i 6" I
FIG. 12
O Remove the metal rear grille and replace it with
the plastic rear grille to improve unit energy
efficiency. The plastic grille reduces the amount
of hot air discharge that recirculates through the
unit.
PIsstic reargritle
Steel resr
FIG. 13
r_lf 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 theexisting Length"A"
wallsleeve(inches) (inches)
18 <D _18-5/8 3/4
18-%<D_<19-3/4 1-3/4
19-3/4<D_<22 4
Baffle
IG. 14
-8-