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2.
INDOOR
UNIT
INSTALLATION
2-1.
ATTACHING
THE
INSTALLATION
PLATE
Y
Geis”
YY
tien.
(55mm)
or
more
Ceiling
2
4/8
in.
(55
mm)
or
more
Find
a
stud
in
the
wall
to
attach
installation
plate
(1)
horizontally
on
the
wall
with
screws
(2).
4
oe
in
(ve
mm)
v7
more
for
oy
and
left
back
piping
(using
spacer
installation
plate
(
ZL.
~S
5
1/2
in.
5-7/8
in.
Ouse
©
[POF
(140
mm)
(149
mm)
°
ase.
a
or
more
or
more
*
To
prevent
installation
plate
(1)
from
vibrating,
be
sure
to
install
the
attachment
screws
in
the
holes
indicated
in
the
illustration.
For
added
support,
additional
screws
may
also
be
installed
in
other
holes.
«
When
the
knockout
is
removed,
apply
vinyl
tape
to
the
knockout
edges
to
prevent
dam-
aging
the
wires.
«
When
the
indoor
unit
is
to
be
attached
to
a
concrete
wall
using
recessed
bolts,
secure
installation
plate
(1)
using
7/16
in.
x
13/16
in.
-
7/16
in.
x
1
in.
(14
mm
x
20
mm
-
14
mm
art
3
3
ox
(100
mim)
x
26
mm)
oval
hole
(17-3/4
in.
[450
mm]
pitch).
eno
{>
*
If
the
recessed
bolt
is
too
long,
change
it
for
a
shorter
one
(field-supplied).
Fixing
screw
(2)
insert
Align
the
Center
of
the
,
||
scale
with
9 3 in.
(75mm)
scale.
the
line.
*
hole
*
Same
for
left
hole.
2-2.
DRILLING
1)
Determine
where
the
holes
will
be
located
on
the
wall.
Wall
2) Drill
a
@
3
in.
(75
mm)
hole.
The
outdoor
side
should
be
6/32
to
9/32
in.
(6
to
7
mm)
a
lower
than
the
indoor
side.
Zp
o3in.
Fp
“<4
3)
Insert
wall
hole
sleeve
(C).
(75
mr)
P=
632-9132
in.
(5-7
mm)
ZZ
Outdoor
side
2-3.
CONNECTING
WIRES
FOR
INDOOR
UNIT
Note:
When
the
indoor
unit
is
powered
from
the
outdoor
unit,
depending
on
local
code,
a
discon-
nect
switch
needs
to
be
installed
to
a
power
supply
circuit.
Grounding
terminal
Electrical
cover
Electrical
box
Fixing
screw
s
1)
Remove
the
panel
assembly.
(Refer
to
5-1.)
ae
aT
2)
Place
the
upper
part
of
the
indoor
unit
on
the
installation
plate.
S|
—
3)
Remove
corner
box
and
electrical
cover.
Ce
4)
Remove
display
panel,
conduit
cover
and
conduit
plate.
indoor
terminal
5)
Attach
conduit
pipe
(for
rear
piping)
/
elbow
joint
(for
right,
left,
or
downward
piping)
to
Conduit
cover
block
conduit
plate
with lock
nut.
The
thread
of
the
installed
conduit
pipe
/
elbow
joint
appear-
Display
panel
ing
inside
should
be
less
than
3/8
in.
(10
mm).
(Fig.
1)
Elbow
joint
should
appear
less
than
1-3/16
in.
(30
mm)
outside.
(Fig.
2)
6)
Process
the
end
of
ground
wire
(Fig.
3).
Connect
it
to
the
ground
terminal
of
electrical
geo
parts
box.
|
7)
Process
the
end
of
indoor/outdoor
unit
connecting
wire
(A)
(Fig.
3).
Attach
it
to
the
i
terminal
block.
Be
careful
not
to
make
mis-wiring.
Attach
the
wire
to
the
terminal
block
U®
Conduit
pi
securely
so
that
its
core
cannot
be
seen,
and
no
external
force
affects
the
connecting
Lock
nut
fo
(for
rear
piping)
section
of
the
terminal
block.
;
a
/
8)
Firmly
tighten
the
terminal
screws.
After
tightening,
verify
that
the
wires
are
tightly
fas-
Conduit
plate
A
/
tened.
f
9)
Reinstall
conduit
plate,
conduit cover and
display
panel.
RV
or
10)
According
to
the
piping
direction,
remove
the
shaded
part
of
the
left
side
of
box
(Fig.
4)
x
or
corner
box
(Fig.
5).
Reinstall
electrical
cover,
corner
box
and
panel
assembly.
Elbow
joint
(for
right,
left,
or
downward
piping)
*
Connect
wires
to
the
appropriate
terminals
«
For
future
servicing,
leave
some
slack
in
the
connecting
wires.
sei
econnect
switch
is
required
INDOOR
UNIT
:
cons
pate
Check
the
local
code.
:
Terminal
block
|
Brounding
(io,
me
38
in.
saad
*
Use
a
ring
tongue
terminal
in
mm
;
=
,
order
to
connect
a
ground
wire
t Lock
nut
Conduit
plate
Gomme
1-3/16
in.
to
terminal.
hi
L,
:
Conduit
pipe
or
i
Lt
Disconnect
elbow
joint
Elbow
joint
208/230
VAC,
*
J
switch*
(for
right,
left,
or
downward
piping)
Grounding
terminal**
4
phase,
60
Hz
Fig.
1
Fig.
2
OUTDOOR
UNIT
[
19/32
in.
=
“oe
IY
1-3/8
in.
(15
mm)
Ground
.
SL
|
(35
mm)
os
a
Power
supply
<_
is
ES
|
208/230
V
AC,
(R=
2s
:
1
phase
2
wires,
h
60
Hz
:
eB
Lead
<
”
.
:
wire
Remove
panel
Box
a
«
Make
ground
wire
a
little
longer
than
forpipingon
a
move
panel
for
others.
(More
than
2-3/8
in.
[60
mm)
left
side
of
unit,
ing
on
bottom
Grounding
terminal**
Fig.
3
left
side
of
unit.
Fig.
4
Corner
box
Remove
panel
for
pip-
ing
on
boltom
Remove
panel
side
of
unit.
a
Remove
panel
for
piping
on
for
conduit
right
side
of
unit.
pipe
on
bottom
side
of
unit.
Fig.
5
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