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ENGLISH
It should be wiring power cables or communication cables to avoid
interference with the oil level sensor. Otherwise, That oil level sensor
would be operated abnormally.
Main power
terminal block
Insulation sleeves
attachments
Ground wire
Ground wire
ODU-IDU
Communication
cable
ODU-ODU
Communication
cable
Main power line
connection
Communication/Ground
wire connection
Checking the setting of outdoor units
Checking according to DIP switch setting
- You can check the setting values of the Master outdoor unit from the
7 segment LED.
The DIP switch setting should be changed when the power is OFF.
Checking the initial display
The number is sequentially appeared at the 7 segment in 5 seconds
after applying the power. This number represents the setting condition.
[Main Board]
DIP switch
7 segment
SW01C
(Automatic Addressing Setting)
Quick control Setting
In the factory setting, main PCB DIP switch setting is all “OFF”.
- Check and make sure that all the indoor unit model name are
ARNU******4.
- Change the main PCB DIP switch No. 3 “OFF
→
ON” like below
picture.
- Push the reset button.
7 segment
DIP Switch
Reset button
• Initial display order
• Example) ARUV603BTE(R)5 (50RT)
60 hp 220 V Cooling Only System (Master unit: 18 HP(14 RT),
Slave 1: 14 HP(12 RT), Slave 2: 14 HP(12 RT),
Slave 3: 14 HP(12 RT))
Order
No
Mean
①
10(8RT)~26(22RT)
Master unit capacity
②
12(10RT)~24(20RT)
Slave 1 unit capacity
③
12(10RT)~24(20RT)
Slave 2 unit capacity
④
12(10RT)~24(20RT)
Slave 3 unit capacity
⑤
10(8RT)~96(80RT)
Total capacity
⑥
1
Cooling Only
⑦
38
380V model
46
460V model
22
220V model
⑧
50
Product type
①
②
③
④
⑤
⑥
⑦
⑧
18
14
14
14
60
1
22
50
HP
10
12
14
18
20
22
24
26
RT
8
10
12
14
16
18
20
22
Master/Slave DIP switch setting
• Master Unit
• Slave Unit
DIP switch
setting
ODU Setting
Slave 1
Slave 2
Slave 3
DIP switch
setting
ODU Setting
Factory Setting
CAUTION
!
1,MFL67221443,영영 19. 1. 31. 영영 11:48 Page 29