Electrical Wiring
Dip switch setting
Indoor PCB
In the following table, 1 is ON, 0 is OFF.
SW01 is used for indoor unit group control address setting and capacity selection. CN44,CN42,CN43
are used for indoor unit type selection. CN41 is used for addressing by wired controller. SW03 is
used for indoor unit address setting (including physical address and central address). SW07 is
used for running mode setting. J1-J8 are used for fan motor setting.
(1) Description of SW01
SW01_1
Wired
SW01_2
control
SW01_3
address
SW01_4
SW01_5
Indoor
SW01_6
unit
SW01_7
capacity
SW01_8
Wired control
[1] [2] [3] [4]
address
0
0
0
0
Master unit in
group control
Slave unit 1 in
0
0
0
1
group control
Slave unit 2 in
0
0
1
0
group control
Slave unit 3 in
0
0
1
1
group control
Slave unit 15 in
group control
1
1
1
1
Indoor unit
[5] [6] [7] [8]
capacity
0
0
0
0
0.6HP
0
0
0
1
0.8HP
1.0HP
0
0
1
0
0
0
1
1
1.2HP
1.5HP
0
1
0
0
0
1
0
1
1.7HP
2.0HP
0
1
1
0
2.5HP
0
1
1
1
1
0
0
0
3.0HP
3.2HP
1
0
0
1
1
0
1
0
4.0HP
5.0HP
1
0
1
1
6.0HP
1
1
0
0
1
1
0
1
8.0HP
1
1
1
0
10.0HP
1
1
1
1
15.0HP
(2) CN41,CN42,CN43,CN44 plug explanation
Set
address
CN41
by wired
controller
CN42
Indoor
CN43
type
CN44
Note
1. 0 stands for open circuit, 1stands for socket
short circuit connection.
2. CN41 must be in short circuit, and SW03_1 at
OFF when addressing by wired controller.
3. Using wired controller modifying physical address
or central control address, the other
corresponding address can change
automatically, meeting as follows: Central control
address equals to physical address plus 0 or
64.
20
Set the address with
wired controller is
0
unavailble (default)
Set the address with
wired controller is
1
availble (When
SW03_1 is off)
CN
CN
CN
Indoor type
44
42
43
0
0
0
Normal
indoor
(default)
0
0
1
Wall mounted
0
1
0
Fresh air unit
0
1
1
OEM (HRV)
Ceiling floor
1
0
0
Reserve
(general
1
0
1
indoor unit)
Reserve
(general
1
1
0
indoor unit)
Reserve
1
1
1
(general
indoor unit)