LG ARUM080LTE5 Engineering Product Data Book page 735

Multi V 5
7. Refrigerant piping system
7.2 Indoor Unit Connection
 Indoor Unit connecting pipe from branch (a, b, c, d, e, f)
Indoor Unit capacity [kW(Btu/h)]
≤ 5.6(19,100)
< 16.0(54,600)
< 22.4(76,400)
≤ 28.0(95,900)
CAUTION
• Bending radius should be at least twice the diameter of the pipe.
• Bend pipe after 500mm(19.7inch) or more from branch(or header).
Do not bend U type.
It may affect performance or result in noise.
If U type bending is required, the R should be more than 200mm
(7.9inch).
24
Liquid pipe [mm(inch)]
Ø6.35(1/4)
Ø9.52(3/8)
Ø9.52(3/8)
Ø9.52(3/8)
Installation of Outdoor Units
Gas pipe [mm(inch)]
Ø12.7(1/2)
Ø15.88(5/8)
Ø19.05(3/4)
Ø22.2(7/8)
500mm[19.7inch] 500mm[19.7inch]
or more or more