25
ENGLISH
CAUTION
Be sure to turn off outdoor unit power before installation.
!
Checking the setting of outdoor units
Checking according to dip switch setting
- You can check the setting values of the outdoor unit from the 7 seg-
ment 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 condi-
tion. (For example, represents R410A 10HP)
• Initial display order
• Example) ARUB060GSS4
HR UNIT PCB
For detailed instructions on installing the HR Unit, see the installation
manual included with the HR Unit.
Order
No
Note
①
4~12
Model capacity
②
1
Cooling only
2
Heat pump
3
Heat Recovery
③
22
220V
④
1
Standard
①
②
③
④
07
3
22
1
Branch #1~4
Bypass
(from left)
SC EEV
ڸ ڹ ں ڻ ڼ ڽ ھ ڿ
Branch #3,4
High/Low
(from top)
Branch #1,2
High/Low
(from top)
Branch #5~8
Bypass
(from left)
Branch #7,8
High/Low
(from top)
Branch #5,6
High/Low
(from top)
7-SEG
Main PCB (2EA, same P/No)
7-SEG
Liquid
Bypass
Valve
- SW02E : Use only SW
No.5
- SW01E : Branch #5~8
(from SW No.1)
- SW01C
- SW01D/SW01C/
SW02B/SW01B/SW02E
- SW01E : Branch #1~4
(from SW No.1)
Branch No.
Main PCB (Master)
Main PCB (Slave)
* Number from left in sequence for less-than-8 branch model.
** PRHR043 / PRHR033 / PRHR023 : Master Only
Main function of SW02E
Setup the switch of HR Unit
ON S/W
Selection
No.1
Method for pipe detection of an HR Unit (Auto/Manual)
No.2
No. of connected branches
No.3
No.4
No.5
Master/Slave (Main PCB) Setting
No.6
EEPROM factory initialization (4,5,6)
No.7
Use only in factory production
(preset to "OFF")
Zoning setting ("ON")
No.8
Use only in factory production
(preset to "OFF")
SW
Function
Dip
SW
SW02E
(8pin Dip
SW)
Selection of the method for
pipe detection
Selection of Master/Slave
Main PCB
Setting the Zoning Control
Selection of the No. of con-
nected branches
SW01E
(4pin Dip
SW)
Selection of the valve to ad-
dress
Rotary
SW
0
SW01D
(Left)
Selection of the Valve Group
Control
SW01C
(Right)
Manual addressing of zoning
indoor units
Setting to address HR units
Push
SW
SW02B
(Left)
Increase in the digit of 10
SW01B
(Right)
Increase in the digit of 1
1,MFL69717904,영영 18. 8. 29. 영영 2:50 Page 25
