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EDUS281008
Installation of indoor unit
Installation of indoor / outdoor unit
35
2
3P250363-3B
11
English
Outsi
de
th
e
a
i
r
con
d
ition
er
s, s
e
p
ara
t
e
th
e
lo
w
volt
a
g
e
w
i
r
ing
•
(
rem
ot
e
cont
r
oll
er
a
n
d
t
ra
ns
m
ission
w
i
r
ing)
a
n
d
high volt
a
g
e
w
i
r
ing (g
r
oun
d
w
i
re
a
n
d
po
wer
supply
w
i
r
ing)
b
y
a
t l
ea
st 5 in
.
so th
a
t th
e
y
d
o not p
a
ss th
r
ough th
e
s
ame
pl
a
c
e
tog
e
th
er.
P
r
oxi
m
ity
ma
y c
a
us
e
e
l
e
ct
r
ic
a
l int
er
f
ere
nc
e
,
ma
lfunctions,
a
n
d
brea
k
a
g
e.
[ PRECAUTIONS ]
Re
f
er
to th
e
“
R
E
M
OTE CONT
R
OLLE
R
INSTALLATION
•
M
ANUAL” on ho
w
to inst
a
ll
a
n
d
l
a
y th
e
w
i
r
ing fo
r
th
e
rem
ot
e
cont
r
oll
er.
S
ee
a
lso th
e
“
W
i
r
ing Di
a
g
ram
L
abe
l” loc
a
t
ed
insi
de
th
e
unit’s
•
f
a
n housing
.
Conn
e
ct th
e
rem
ot
e
cont
r
oll
er
a
n
d
t
ra
ns
m
ission
w
i
r
ing th
e
i
r
•
re
sp
e
ctiv
e
t
erm
in
a
l
b
locks
.
CAUTION
Do not, un
der
a
ny ci
r
cu
m
st
a
nc
e
s, conn
e
ct th
e
po
wer
supply
•
w
i
r
ing to th
e
rem
ot
e
cont
r
oll
er
o
r
t
ra
ns
m
ission
w
i
r
ing t
erm
i-
n
a
l
b
lock
.
Doing so c
a
n
de
st
r
oy th
e
e
nti
re
syst
em.
[ WIRING EXAMPLE ]
Fit th
e
po
wer
supply
w
i
re
of
ea
ch unit
w
ith
a
s
w
itch
a
n
d
fus
e
•
a
s sho
w
n in th
e
draw
ing
.
COMPLETE SYSTEM EXAMPLE
Power supply
Main
switch
Outdoor unit
Power supply wire
Transmission wire
Switch
Fuse
Indoor unit
Remote controller
When using 1 remote controller for 1 indoor unit. (Nor-
1.
mal operation)
L
1
L
2
IN/D OUT/D
F1 F2 F1 F2
P
1
P
2
P
1
P
2
F
1
F
2
T
1
T
2
Po
wer
s
upply
208/230V
~
60Hz
Co
n
t
r
ol box
Out
d
oo
r
u
ni
t
I
nd
oo
r
u
ni
t
Rem
ot
e
co
n
t
r
oll
er
(opt
i
o
n
)
L
1
L
2
When using 2 remote controllers for 1 indoor unit.
2.
Fo
r
u
se
wi
th 2
rem
ot
e
co
n
t
r
oll
ers
Rem
ot
e
co
n
t
r
oll
er
(opt
i
o
n
)
(
S
UB)
(
M
AIN)
1
P
2
P
1
P
2
P
L
1
L
2
IN/D OUT/D
F1 F2 F1 F2
P
1
P
2
F
1
F
2
T
1
T
2
Po
wer
s
upply
208/230V
~
60Hz
Co
n
t
r
ol box
Out
d
oo
r
u
ni
t
I
nd
oo
r
u
ni
t
L
1
L
2
NOTE
A singl
e
s
w
itch c
a
n
be
us
ed
to supply po
wer
to units on th
e
1
.
s
ame
syst
em.
Ho
we
v
er
,
bra
nch s
w
itch
e
s
a
n
d
bra
nch ci
r
cuit
brea
k
er
s
m
ust
be
s
e
l
e
ct
ed
c
are
fully
.
Do not g
r
oun
d
th
e
e
quip
me
nt on g
a
s piping,
wa
t
er
piping o
r
2
.
lightning
r
o
d
s, o
r
c
r
ossg
r
oun
d
w
ith t
e
l
e
phon
e
s
.
I
m
p
r
op
er
g
r
oun
d
ing coul
d
re
sult in
e
l
e
ct
r
ic shock
.
CONTROL BY 2 REMOTE CONTROLLERS (Con-
9-2
trolling 1 indoor unit by 2 remote controllers)
W
h
e
n using 2
rem
ot
e
cont
r
oll
er
s, on
e
m
ust
be
s
e
t to “
M
AIN”
•
a
n
d
th
e
oth
er
to “SUB”
.
If th
e
rem
ot
e
cont
r
oll
er
to
be
us
ed
is
M
o
de
l B
R
C1E71,
read
•
th
e
inst
a
ll
a
tion
ma
nu
a
l suppli
ed
w
ith th
e
rem
ot
e
cont
r
oll
er.
MAIN/SUB CHANGEOVER
Insert a
(1)
screwdriver into the recess between the
upper and lower part of remote controller and, work-
ing from the 2 positions, pry off the upper part.
Th
e
rem
ot
e
cont
r
oll
er
PC
b
o
ard
is
a
tt
a
ch
ed
to th
e
upp
er
p
ar
t of
rem
ot
e
cont
r
oll
er.
Insert the screwdriver here and gently work
off the upper part of remote controller.
Lower part of
remote controller
Upper part of
remote controller
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