Sanyo CLM2472 Service Manual - Page 90

ure to, erform, roundin, Wiring Instructions for the Outdoor Unit, Fig. 31

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5-5. Wiring Instructions for the Outdoor Unit CAUTION G Be sure to correctly align inter-unit cables A, B, C and D. Outdoor unit A Terminal board 1 2 Indoor unit A 1 2 3 4 5 6 7 8 9 10 11 12 A is the indoor unit with refrigerant tubing that is connected to service valve A (top) of the outdoor unit. 123 Terminal board Inter-unit cables #14 (not provided) Label A A Indoor unit B B is the indoor unit with refrigerant tubing that is connected to service valve B (top) of the outdoor unit. 123 Terminal board Inter-unit cables #14 (not provided) Label B Power supply (conduit) Power: Single-phase, 230/208VAC 60HZ Power switch (not provided) Ground Power cable (not provided) (#12: Less than 85 ft.) B Indoor unit C C is the indoor unit with refrigerant tubing that is connected to service valve C (top) of the outdoor unit. 123 Terminal board Inter-unit cables #14 (not provided) Label C C Indoor unit D D is the indoor unit with refrigerant tubing that is connected to service valve D (top) of the outdoor unit. 123 Terminal board Inter-unit cables Label D #14 (not provided) D Be sure to perform grounding. Attach a ground wire to either the outdoor unit or indoor unit. If there is a grounding terminal inside the room, use the grounding screw inside the indoor unit. Be sure to apply the provided labels to both ends of the inter-unit cables to prevent miswiring. The units will not function if the wiring connections are incorrect. Inter Unit (conduit) Fig. 31 # ... AWG (American Wire Gauge) G Use a dedicated A/C circuit for power. G To make connections to the outdoor unit, remove the inspection panel and tubing panel. G Do not bring the inter-unit cables or power cable into contact with tubing or service valves. G Use outdoor unit cable fasteners and fasten the inter- unit cables at the location where the cables are doublesheathed. G Arrange the wiring so that the inter-unit cables are contained in the inspection panel and tubing panel, as shown in Fig. 31. 24

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24
12
3
12
3
12
3
12
3
I
n
door
un
it D
I
n
door
un
it B
I
n
door
un
it A
I
n
door
un
it C
Gro
un
d
Power:
S
i
ng
le-pha
s
e,
2
3
0/20
8
VAC 60HZ
Power
s
witch
(
n
ot provided)
O
u
tdoor
un
it A
Termi
n
al board
Label A
I
n
ter-
un
it cable
s
#14 (
n
ot provided)
Termi
n
al board
I
n
ter-
un
it cable
s
#14 (
n
ot provided)
Termi
n
al board
Label B
Label C
I
n
ter-
un
it cable
s
#14 (
n
ot provided)
Termi
n
al board
I
n
ter-
un
it cable
s
#14 (
n
ot provided)
Termi
n
al board
Label D
A
B
C
D
Power cable (
n
ot provided)
(#12: Le
ss
tha
n
8
5 ft.)
# ... AWG (America
n
Wire Ga
ug
e)
Be
s
ure to
p
erform
g
roundin
g
.
Attach a
g
ro
un
d wire to either the
o
u
tdoor
un
it or i
n
door
un
it.
If there i
s
a
g
ro
un
di
ng
termi
n
al
i
ns
ide the room,
us
e the
g
ro
un
di
ng
s
crew i
ns
ide the i
n
door
un
it.
Be
su
re to apply the provided label
s
to both
e
n
d
s
of the i
n
ter-
un
it cable
s
to preve
n
t mi
s
-
wiri
ng
. The
un
it
s
will
n
ot f
un
ctio
n
if the wiri
ng
co
nn
ectio
ns
are i
n
correct.
A
i
s
the i
n
door
un
it with
refri
g
era
n
t t
u
bi
ng
that i
s
co
nn
ected to
s
ervice valve
A (top) of the o
u
tdoor
un
it.
refri
g
era
n
t t
u
bi
ng
that i
s
co
nn
ected to
s
ervice valve
B (top) of the o
u
tdoor
un
it.
B
i
s
the i
n
door
un
it with
refri
g
era
n
t t
u
bi
ng
that i
s
co
nn
ected to
s
ervice valve
C (top) of the o
u
tdoor
un
it.
C
i
s
the i
n
door
un
it with
refri
g
era
n
t t
u
bi
ng
that i
s
co
nn
ected to
s
ervice valve
D (top) of the o
u
tdoor
un
it.
D
i
s
the i
n
door
un
it with
1
2
1
2
3
4
5
6
7
8
9
10 11 12
Power
su
pply
(co
n
d
u
it)
I
n
ter U
n
it
(co
n
d
u
it)
5-5.
Wiring Instructions for the Outdoor Unit
●
Be sure to correctly align inter-unit cables A, B, C and D.
●
Use a dedicated A/C circuit for power.
●
To make connections to the outdoor unit, remove the
inspection panel and tubing panel.
●
Do not bring the inter-unit cables or power cable into
contact with tubing or service valves.
●
Use outdoor unit cable fasteners and fasten the inter-
unit cables at the location where the cables are double-
sheathed.
●
Arrange the wiring so that the inter-unit cables are con-
tained in the inspection panel and tubing panel, as
shown in Fig. 31.
CAUTION
Fig. 31