Technical data

4. Service procedures
1
2
3
4
5
IV - 49
(8) 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.
R.C. address
R.C. address R.C. address
(S3 2P dip switch, green) (S2 Rotary switch, Black)
00 auto address
Both OFF Set to 0
02 (In case of No. 2 outdoor unit) Both OFF Set to 2
03 (In case of No. 3 outdoor unit) Both OFF Set to 3
11 (In case of No. 11 outdoor unit) 10’s digit ON Set to 1
21 (In case of No. 21 outdoor unit) 20’s digit ON Set to 1
30 (In case of No. 30 outdoor unit)
20’s digit ON
Set to 0
(“0” when shipped from factory)
1
ON
10
position
20
position
ON side
: S2
: S3
OFF side
Refrigerant circuit address
(2P DIP switch, green or Blue)
Refrigerant circuit address (black)
Refrigerant circuit address
(factory setting = 0)
Outdoor control PCB
1576_C_I
2
0
A. ADD (S1):
Automatic address setting start button
Used for central control (link system)
and group control (Normally, not used)
CN4 (2P Black)
1
ON
ON side
OFF side
2
1
ON
ON side
OFF side
2
1
ON
ON side
OFF side
2
1
ON
ON side
OFF side
2
1
ON
ON side
OFF side
2
1
ON
ON side
OFF side
2
10’s digit and
0
0
1
1
3
2