Installation guide

3-1.
CONNECTING
WIRES
FOR
OUTDOOR
UNIT
1)
Remove
the
service
panel.
Remove
the
conduit
cover.
Attach
the
conduit
connector
to
conduit
plate
with lock
nut
then
secure
it
against
unit
with
screws.
4)
Connect
ground
wires
of
indoor/outdoor
unit
connecting
wire
(A)
and
power
supply
cord
(K)
to
the
TB
support.
5)
Loosen
the
terminal
screw,
and
attach
indoor/outdoor
unit
connecting
wire
(A)
from
the
indoor
unit
correctly
on
the
terminal
block.
Attach
the
wire
to
the
terminal
block
securely
so
that
its
core
cannot
be
seen,
and
no
external
force
affects
the
connecting
section
of
the
terminal
block.
6)
Firmly
tighten
the
terminal
screws.
After
tightening,
verify
that
the
wires
are
tightly
fastened.
7)
Connect
power
supply
cord
(kK).
8)
Install
the
conduit
cover.
9)
Install
the
service
panel
securely.
2)
3)
tT
19/32
in.
1-3/8
in.
(15
mm)
(35
mm)
¥
Lead
wire
Power
supply
cord
(K)
Grounding
terminal
Condult
plate
Connector
TB
support
Terminal
block
+
Make
earth
wire
a
little
longer
than
others.
(More
than
2-3/8
in.
[60
mm])
¢
For
future
servicing,
leave
some
slack
in
the
connecting
wires.
indoor/outdoor
unit
connecting
wire
(A)
Power
supply
cord
(K)
_
Conduit
cover
3-2.
FLARE
CONNECTION
1)
Cut
the
copper
pipe
as
straight
as
possible
with
a
pipe
cutter.
(Fig.
1,
2)
2)
Remove
all
burrs
from
the
cut
section
of
the
pipe,
ensuring
that
precautions
are
taken
to
avoid
getting
metal
shavings
into
the
piping.
(Fig.
3)
3)
Remove
flare
nuts
attached
to
indoor
and
outdoor
units,
then
put
them
on
pipe.
4)
Flaring
work
(Fig.
4, 5).
Firmly
hold
copper
pipe
in
the
dimension
shown
in
the
table.
Select
A
mm
from
the
table
according
to
the
tool
you
use.
5)
Check
+
Compare
the
flared
work
with
Fig.
6.
+
If
flare
is
defective,
cut
off
the
section
and
repeat
procedure.
Ainch
(mm)
Tightening
torque
Pipe
di
ti
Nut
Ipe
diameter
|
inch
Clutch Clutch
Wing
nut
ftelb
inch
(mm)
(mm)
|
type
tool
|
type
tool
|
type
tool
Nem
(kgf«om)
for
R410A
|
for
R22
|
for
R22
g
4/4
10
to
13
0.06
t
91/4
(6.35)
|
47)
£08
t0
13.710
177 |
440
t0
180)
03/8
(9.52)
|
38
0,04
to
ae
34310412
|
,28
30
:
(22)
|
oto002
0.06
0)
91051-2
|
(350
to
420)
qq
|
(0t00.5)
|
(4.0to
36
to
42
0.08
t
91/2
(127)
|
G6)
15)
08
to
49.010
564
|
1550
to
575)
5/8
(2.0
to
54
to
58
05/8
(15.88)
|
(55) 2.5)
|
735t0784
|
720
6
B00)
|
Copper
(we
Con
Good
No
good
Oe
Tilted
Uneven
Burred
Fig.
1
Fig.
2
Burr
Copper
pipe
Spare
reamer
'
»
NS
Pipe
cutter
»
'
| |
Fig.
3
A
"_
Copper
pipe
Die
Clutch
type
Wing
nut
type
Fig.
4
Flare
nut
Fig.
5
Smooth
all
around
Inside
is
shin-
ing
without
any
scratches.
Even
length
all
around
Fig.
6