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4. SERVICE PROCEDURES
(7) R.C. Address Setting Method
Outdoor unit R.C. address setting method
In case of group control or central control, set the R.C. address to 1, 2, 3, ... according to the
No. of outdoor units.
Refrigerant circuit address
(factory setting = 0)
Refrigerant circuit address (black)
0
Refrigerant circuit address
(2P DIP switch, green or Blue)
10
position
ON
1
R.C. address
00 auto address
("0" when shipped from factory)
02 (In case of No. 2 outdoor unit)
03 (In case of No. 3 outdoor unit)
: S2
20
position
ON side
: S3
2
OFF side
R.C. address
(S3: 2P dip switch, green or Blue)
Both OFF
Both OFF
Both OFF
A. ADD (S1):
Automatic address setting start button
Used for central control (link system)
and group control (Normally, not used)
ON
ON side
1
2
OFF side
ON
ON side
1
2
OFF side
ON
ON side
1
2
OFF side
108
–
–
Outdoor control PCB
CN4 (2P Black)
0515_C_I
R.C. address
(S2: Rotary switch, Black)
0
Set to 0
Set to 2
Set to 3
4
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