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3-3. Install the Rear Panel on the Wall
Be sure to confirm that the wall is strong enough to sus-
pend the unit.
See either Item a) or b) below depending on the wall
type.
a) If Wooden Wall
(1) Attach the rear panel to the wall with the 10 screws
provided. (Fig. 11)
If you are not able to line up the holes in the rear
panel with the beam locations marked on the wall,
use toggle bolts to go through the holes on the panel
or drill 3/16
"
dia. holes in the panel over the stud
locations and then mount the rear panel.
(2) Double check with a ruler or carpenter’s level that
the panel is level. This is important to install the unit
properly. (Fig. 12)
(3) Make sure the panel is flush against the wall. Any
space between the wall and unit will cause noise and
vibration.
b) If Block, Brick, Concrete or Similar Type Wall
Make 3/16" dia. holes in the wall. Insert rawl plugs for
appropriate mounting screws. (Fig. 13)
3-4. Remove the Grille to Install the Indoor Unit
Basically, these models can be installed and wired with-
out removing the grille. If access to any internal part is
needed, follow the steps as given below:
How to remove the grille
(1) Set the 2 flaps in the horizontal position.
(2) Unscrew the 3 screws. (Fig. 14a)
(3) Remove the grille.
(a) Hold both corners of the air intake grille, then pull
out and up to open. (Fig. 14b)
(b) Use a standard screwdriver to push up the 3 tabs
to remove the grille. (Fig. 14b)
(c) Pull the lower part of the grille toward you to
remove. (Fig. 14a)
Fig. 11
Fig. 12
3/16
"
dia. hole
1-3/16
"
or more
Rawl plug
(Field supply)
Fig. 13
Air intake grille
Grille
Fig. 14a
Air intake grille
Fig. 14b