LG Multi V ARUB Series - Page 81

Installation Manual 81
ENGLISH
] Y branch pipe
4) Setting the Valve Group.
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
Models
ARBLB03321
413(16-1/4)
390(15-11/32)
I.D19.05(3/4)
I.D19.05(3/4)
I.D19.05(3/4)
I.D15.88(5/8)
I.D12.7(1/2)
I.D12.7(1/2)
I.D12.7(1/2)
I.D12.7(1/2)
I.D12.7(1/2)
I.D12.7(1/2)
I.D12.7
(1/2)
74
(2-29/32)
70(2-3/4)
70(2-3/4)
I.D15.88(5/8)
I.D15.88(5/8)
I.D25.4(1)
I.D25.4(1)
I.D25.4(1)
O.D25.4(1)
80(3-5/32)
110(4-11/32) 110(4-11/32)
332(13-1/16)
321(12-5/8)
83
(3-9/32)
1
2
3
3
I.D19.05(3/4)
I.D19.05(3/4)
O.D19.05(3/4)
O.D19.05(3/4)
2
3 2
3
1 2
O.D15.88(5/8)
444(17-15/32)
421(16-9/16)
96
(3-25/32)
I.D15.88
(5/8)
I.D22.2(7/8)
I.D22.2(7/8)
I.D22.2(7/8)
I.D22.2(7/8)
I.D22.2(7/8)
I.D22.2(7/8)
O.D15.88(5/8)
I.D6.35(1/4)
I.D6.35(1/4)
I.D28.58(1-1/8)
I.D19.05(3/4)
I.D9.52(3/8)
I.D9.52(3/8)
I.D9.52(3/8)
I.D9.52(3/8)
Low Pressure Gas Pipe High Pressure Gas PipeLiquid pipe
(Unit : mm(inch))
Note:
If the large capacity indoor units are installed, below Y branch pipe should be used
HR Unit PCB