Sanyo SPW-C483GYH8 Service Manual page 153

1. Troubleshooting
Wiring system diagram
Power supply
220-240V 50Hz
Remote
controller
RED
1
WHT
2
BLK
3
Power supply
220-240V 50Hz
Remote
controller
RED
1
WHT
2
BLK
3
Group control:
Power supply
220-240V 50Hz
3
Power supply
220-240V 50Hz
Remote
controller
RED
1
WHT
2
BLK
3
Outdoor unit
Indoor unit
Indoor
unit (No. 1)
L
1
N
2
3
Ground
B
1
2
D
1 1
2 2
3
3
C
Indoor
unit (No. 2)
L
1
N
2
3
Ground
B
1
2
D
1
1
2 2
3 3
C
Indoor
unit (No. 3)
L
1
N
2
3
Ground
B
1
E
2
1
2
3
C
Indoor
unit (No. n)
L
1
N
2
3
Ground
B
1
2
D
1 1
2 2
3
3
Outdoor unit
Indoor unit
Outdoor unit
(No. 1)
1
C
2
1
3
2
4
5
Ground
6
Ground
Ground
C
Outdoor unit
(No. m)
1
2
1 3
Ground
2
4
5
6
CAUTION
Ground (1) When linking outdoor units in a network (S-net link
system), remove the short plug (CN031, 2P Black,
location: right bottom on the outdoor control PCB) from
all outdoor units except any one of outdoor unit.
Otherwise the communication of S-net link system does
not perform.
In case of no link system (No connection wiring be-
tween outdoor units), do not remove the short plug.
(2) Do not wire the inter-unit control wiring such as loop
wiring (Fig. below)
Outdoor unit
Prohibited
Indoor unit Indoor unit
III - 4
Service Procedures
A
L1
Power supply
L2
380-415V-3N
L3
N
Ground
R.C. Address : 1 (S002, BLK)
A
L1
Power supply
L2
380-415V-3N
L3
N
Ground
R.C. Address : 2 (S002, BLK)
Prohibited
Indoor unit
0192_M_I
50Hz
50Hz
0796_M_I
SM830052