LG MULTI V IV ARUB080BTE4 User Manual

29
ENGLISH
4. Setting the Valve Group.
3. Selection of the model of the HR unit
* Each model is shipped with the switches No.2 and No.3 pre-adjusted
as above in the factory.
(For 2 branches)
PRHR021
(For 3 branches)
PRHR031
(For 4 branches)
PRHR041
Initial
Setting
1 branches
Connected
2 branches
Connected
3 branches
Connected
4 branches
Connected
1
2
3
1
2
1
3
2
4
WARNING
• If you want to use a PRHR031 for 2 branches HR unit after clos-
ing the 3rd pipes, set the dip switch for 2 branches HR unit.
• If you want to use a PRHR041 for 3 branches HR unit after clos-
ing the 4th pipes, set the dip switch for 3 branches HR unit.
• If you want to use a PRHR041 for 2 branches HR unit after clos-
ing the 3rd and 4th pipes, set the dip switch for 2 branches HR
unit.
• The unused port must be closed with a copper cap, not with a
plastic cap.
!
No.1, 2 Valve
/
No.3, 4 Valve
Control
No.3, 4 Valve
Control
DIP S/W setting
No.2, 3 Valve
Control
No.1, 2 Valve
Control
Not control
Example
Large capacity indoor unit
Large capacity indoor unit
1
2
3
4
Indoor Unit
Indoor Unit
Large capacity indoor unit
1
2
3
4
Indoor Unit
Indoor Unit
Large capacity indoor unit
1
2
3
4
Indoor Unit
Indoor Unit
Large capacity indoor unit
1
2
3
4
Indoor Unit
Indoor Unit
Indoor Unit
Indoor Unit
1
2
3
4
NOTE
!
If the large capacity indoor units are installed, below Y branch pipe should be
used.
Models Gas Pipe Liquid pipe
ARBLB03321
I.D9.52
I.D12.7
53.6D.I25.9D.I
I.D9.52
I.D12.7
I.D6.35
I.D12.7
332
321
74
I.D25.4
413
390
83
I.D15.88
I.D19.05
I.D12.7
I.D12.7I.D19.05I.D15.88I.D19.05
I.D22.2
I.D28.58
O.D25.4
I.D22.2
O.D19.05
O.D19.05
I.D22.2
I.D25.4
70 80 11 0
1
2
3
3 1 2
Y branch pipe
[Unit:mm]
SW05M (Rotary S/W for addressing HR unit)
Must be set to '0' when installing only one HR unit.
When installing multiple HR units, address the HR units with sequen-
tially increasing numbers starting from '0'.
Ex) Installation of 3 HR units
1
2
3
4
1
2
3
4
1
2
3
4
AB AB AB
S/W No. Setup
No.1 Manual addressing of valve #1
No.2 Manual addressing of valve #2
No.3 Manual addressing of valve #3
No.4 Manual addressing of valve #4
SW03M
Increase in the digit of 10 of valve
address
SW04M
Increase in the last digit of valve ad-
dress
SW01M
SW03M
SW04M
2. Zoning setting
- Set the address of the valve of the HR unit to the central control
address of the connected indoor unit.
- SW01M : selection of the valve to address
SW03M : increase in the digit of 10 of valve address
SW04M : increase in the last digit of valve address
SW05M :Rotary S/W
- Prerequisite for manual valve addressing : central control address
of each indoor unit must be preset
differently at its wired remote control.
S/W No. Setup
No.1 Manual addressing of valve #1
No.2 Manual addressing of valve #2
No.3 Manual addressing of valve #3
No.4 Manual addressing of valve #4
SW03M
Increase in the digit of 10 of valve ad-
dress
SW04M Increase in the last digit of valve address
SW05M Manual addressing of zoning indoor units
SW01M
SW03M
SW04M
SW05M
0
SW01M/SW03M/SW04M (Dip S/W and tact S/W for
manual valve addressing)
1. Normal setting (Non-Zoning setting)
- Set the address of the valve of the HR unit to the central control
address of the connected indoor unit.
- SW01M: selection of the valve to address
SW03M: increase in the digit of 10 of valve address
SW04M: increase in the last digit of valve address
- Prerequisite for manual valve addressing : central control address
of each indoor unit must be preset differently at its wired remote
control.

LG MULTI V IV ARUB080BTE4 Specifications

General

Brand	LG
Model	MULTI V IV ARUB080BTE4
Category	Air Conditioner
Language	English