83
RC
(WL)
7-22. Precaution
s
Req
u
e
s
t that the c
us
tomer be pre
s
e
n
t at the time the te
s
t r
un
i
s
performed. Explai
n
the Operatio
n
Ma
nu
al to
the c
us
tomer, a
n
d the
n
have the c
us
tomer act
u
ally operate the
s
y
s
tem.
Be
su
re to pa
ss
the ma
nu
al a
n
d warra
n
ty certificate to the c
us
tomer.
Verify that the AC 20
8
/ 2
3
0 V wiri
ng
i
s
n
ot co
nn
ected to the termi
n
al plate which i
s
us
ed to co
nn
ect the i
n
ter-
un
it
co
n
trol wiri
ng
.
* If AC 20
8
/ 2
3
0 V i
s
accide
n
tally applied to thi
s
termi
n
al plate, the f
us
e (0.5A for both i
n
door a
n
d o
u
tdoor
un
it
s
) o
n
the i
n
ter-
un
it co
n
trol PCB will be tripped i
n
order to protect the PCB. Correct the wiri
ng
co
nn
ectio
ns
, the
n
di
s
co
nn
ect the 2P co
nn
ector
s
(i
n
door
un
it: bl
u
e, OC, CN40; o
u
tdoor
un
it: bl
u
e, OC) which are co
nn
ected
to the PCB a
n
d co
nn
ect the other 2P co
nn
ector
s
(i
n
door
un
it: brow
n
, EMG, CN44; o
u
tdoor
un
it: brow
n
, EMG).
(
S
ee the fi
gu
re below.)
If operatio
n
i
s
s
till
n
ot po
ss
ible with the brow
n
co
nn
ector
s
co
nn
ected, c
u
t the vari
s
tor (black) (for both the i
n
door
a
n
d o
u
tdoor
un
it
s
).
(Be
su
re to t
u
r
n
OFF the power before performi
ng
thi
s
work.)
VA5 (Vari
s
tor, black)
Indoor unit control PCB
Outdoor unit control PCB
2P co
nn
ector (brow
n
)
EMG, CN44
2P co
nn
ector (bl
u
e)
OC, CN40
Vari
s
tor (black)
Vari
s
tor (black)
F
us
e
0.5A
F
us
e
0.5A
F
us
e
0.5A
S
erial 1 co
nn
ector (bl
u
e)
S
erial 1 co
nn
ector (bl
u
e)
S
erial 2 co
nn
ector (brow
n
)
S
erial 2 co
nn
ector (brow
n
)
Termi
n
al pl
ug
(black)
(Invertor 2, 3 h
p
)
<For 3072R, 3672R>
<For 2672R>
(Invertor 4, 5, 6 h
p
)
Vari
s
tor (black)
VA002
2P co
nn
ector (brow
n
)
2P co
nn
ector (bl
u
e)
F
us
e
0.5A
CHK (2P pl
ug
)
S
W10
3
TE
S
T
OFF
ON
05-354-1 PAC-i_II 2/13/06 6:37 PM Page 83