Sanyo Big PACi 18 Series Technical Data & Service Manual page 176

Automatic address setting using the remote cont-
roller
Case 3
If the power can be turned ON separately for the
indoor and outdoor units in each system (indoor unit
addresses can be set without running the compressor):
Individual system automatic address setting: Display
item code "A1".
(1) Press the remote controller timer time
and button simultaneously.
(Hold for 4 seconds or longer.)
(2) Then press either the temperature setting
button.
(Confirm that the item code is "A1".)
(3) Use either the
outdoor unit to perform automatic address setting for.
Then press the button.
("R.C.1" is displayed, and automatic address setting
is performed for refrigerant system 1.)
When automatic address setting for system 1 is
completed, the units return to normal stopped status.
<Approximately 4 – 5 minutes are required.>
During automatic address setting, "SETTING" blinks on
the remote controller display. This display disappears
when address setting is completed.
Case 4
If the power cannot be turned ON separately for the
indoor and outdoor units in each system:
(The compressors must be run in order to automatically
set the indoor unit addresses. Therefore perform this
step after completing the refrigerant tubing work.)
All-systems automatic address setting: Display item
code "AA".
(1) Press the remote controller timer time
button simultaneously. (Hold for 4 seconds or
longer.)
(2) Next press the button.
(Automatic address setting is performed in sequence
for all outdoor units from No. 1 to No. 30. When
automatic address setting is completed, the units
return to normal stopped status.)
<Approximately 15 minutes is required for each
system.>
During automatic address setting, "SETTING" blinks on
the remote controller display. This display disappears
when address setting is completed.
button
or button to select the
button and
Fig. 2-30
2-32-2. Setting outdoor unit system addresses
For the 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
or
OFF
1
2
8 – 10 HP
OC (CN500, BLU)
63PH (CN027, WHT)
FUSE (0.5A, F500)
EXCT
(CN030, RED)
RC P
(CN039, RED)
IC002
FUSE
(6.3A, F101)
CTL2
(CN202, GRN)
CTL1
(CN203, GRN)
N . P . C H E C K
(CN046, RED)
R.C.ADD. Rotary switch
MODE (CN038)
System address
No.
0 Automatic address
(Setting at shipment = "0")
1 (If outdoor unit is No. 1)
2 (If outdoor unit is No. 2)
11 (If outdoor unit is No. 11)
21 (If outdoor unit is No. 21)
30 (If outdoor unit is No. 30)
2-31
EMG (CN502, BRN)
SILENT (CN037, WHT)
PUMP DOWN (CN048)
TEMINAL (CN205, BLK)
C2 (CN020, WHT)
C1 (CN021, WHT)
TS (CN022, RED)
TO (CN023, BLK)
TD (CN024, BLK)
MOV1
(CN300, WHT)
MOV2
(CN301, BLK)
LED (D041)
EEPROM
LED2
TEST (CN033, RED)
LED1
C-CHK (CN035)
A.ADD (CN047)
R.C.ADD. DIP switch
IC001
D115
Fig. 2-31
System address System address
10s digit 1s place
(2P DIP switch) (Rotary switch)
Both OFF
"0" setting
ON
ON
1 2
OFF
Both OFF
"1" setting
ON
ON
1 2
OFF
Both OFF
"2" setting
ON
ON
1 2
OFF
10s digit ON
"1" setting
ON
ON
1 2
OFF
20s digit ON
"1" setting
ON
ON
1 2
OFF
10s digit and 20s
"0" setting
digit ON
ON
ON
1 2
OFF
2