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2-26-2. Setting the outdoor unit system addresses
For basic wiring diagram (Set the system addresses: 1, 2, 3...)
Outdoor unit control PCB
System address rotary switch (Set to "0" at time of shipment)
System address rotary switch
System address
DIP switch
10s
20s
ON
ON
1
2
OFF
SPW-C256/366VH
AUTO ADD (CN041)
HIC
System address
Temperature
Rotary switch (S002)
sensor
TERMINAL (S010)
Up side
JP007
System address
DIP switch (S003)
RC-P (CN032,RED)
LED1
LED2
PUMP DOWN (CN042)
EEPROM (IC006)
C1 (CN021, BLK)
TO (CN022, WHT)
C2 (CN020, WHT)
TD, TS (CN023, WHT)
MOV (CN25, WHT)
EXCT (CN026, RED)
SILENT (CN028, WHT)
Bottom
side
Case 1
If the power can be turned ON separately for the indoor and outdoor units in each system:
(The indoor unit addresses can be set without running the compressor.)
Automatic address setting from the outdoor unit
(K type)
(1) Turn on the indoor and outdoor unit power for refrigerant system 1.
Press and hold the automatic address setting button (black) for 1 second or longer at the outdoor unit where the
power was turned ON.
The compressor operates when the power is turned ON at a different outdoor unit.
Communication for automatic address setting begins.
LED 1 and 2 on the outdoor unit control PCB blink alternately, and turn OFF when address setting is completed.
(2) Next, turn ON the power only at the indoor and outdoor units in a different system. Press the automatic address
setting button (black) on the outdoor unit.
LED 1 and 2 on the outdoor unit control PCB blink alternately, and turn OFF when address setting is completed.
Repeat the same procedure for each system and complete automatic address setting.
(3) Operation using the remote controller is now possible.
System address
System
10s digit
address No.
(2P DIP switch)
Both OFF
0
ON
Automatic address
(Setting at shipment = "0")
1
2
OFF
Both OFF
ON
1
(If outdoor unit is No. 1)
1
2
OFF
Both OFF
ON
2
(If outdoor unit is No. 2)
1
2
OFF
SPW-C486VH
F101
MOV
(CN025, WHT)
TD (CN024, BLK)
TO (CN023, BLK)
TS (CN022, RED)
RC-P (CN032, RED)
FAN (CN030, WHT)
ROM (CN012, WHT)
OC (CN013, BLU)
EMG (CN014, BRN)
20S (CN09, WHT)
FUSE (25A, F003)
<Approximately 4 – 5 minutes are required.>
System address
System
1s place
address No.
(Rotary switch)
"0" setting
ON
11
(If outdoor unit is No. 11)
"1" setting
ON
21
(If outdoor unit is No. 21)
"2" setting
ON
30
(If outdoor unit is No. 30)
Varistor (VA002)
JP007
Varistor (VA001)
Terminal plug
(CN015, BLK)
EMG (CN014, BRN)
OC (CN013, BLU)
ROM (CN012, WHT)
EEPROM (IC007)
PRY (CN110, YEL)
C2 (CN020, WHT)
C1 (CN021, WHT)
2-25
System address
System address
10s digit
(2P DIP switch)
(Rotary switch)
10s digit ON
ON
ON
1
2
OFF
20s digit ON
ON
ON
1
2
OFF
10s digit and 20s
digit ON
ON
ON
1
2
OFF
SPW-C256/366VH8
System address rotary switch
System address 10s digit and 20s digit
DIP switch
Automatic address
button (black)
Terminal plug (black)
SPW-C486/606VH8
Terminal plug (CN015, BLK)
OC (CN013, BLU)
EMG (CN014, BRN)
JP007
ROM (CN012, WHT)
EEPROM (IC007)
TD (CN024, BLK)
TO (CN023, BLK)
MOV(CN025, WHT)
C2 (CN020, WHT)
C1 (CN021, WHT)
TS (CN022, RED)
Fig. 2-24
1s place
2
"1" setting
"1" setting
"0" setting
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