LG UU36WR Installation Manual page 16

INSTALLATION OF OUTDOOR UNIT
16
Piping length and the elevation
• Single Operation
1) Standard Inverter
Pipe Size mm(inch)
Capacity
(kBtu/h)
Gas
9 Ø 9.52 (3/8)
12 Ø 9.52 (3/8)
18 Ø 12.7 (1/2)
24 Ø 15.88 (5/8)
30 Ø 15.88 (5/8)
36 Ø 15.88 (5/8)
42 Ø 15.88 (5/8)
48 Ø 15.88 (5/8)
60 Ø 15.88 (5/8)
2) Compact Inverter
Pipe Size mm(inch)
Capacity
(kBtu/h)
Gas
18 Ø 12.7 (1/2)
24 Ø 15.88 (5/8)
30 Ø 15.88 (5/8)
36 Ø 15.88 (5/8)
If installed tube is shorter than 7.5 m,
additional charging is not necessary.
Additional Refrigerant
= [A-7.5 (m)] x Additional refrigerant (g/m)
The installation of pipe-work shall be kept
to a minimum.
Length A(m)
Liquid Standard
Ø 6.35 (1/4) 7.5
Ø 6.35 (1/4) 7.5
Ø 6.35 (1/4) 7.5
Ø 9.52 (3/8) 7.5
Ø 9.52 (3/8) 7.5
Ø 9.52 (3/8) 7.5
Ø 9.52 (3/8) 7.5
Ø 9.52 (3/8) 7.5
Ø 9.52 (3/8) 7.5
Length A(m)
Liquid Standard
Ø 6.35 (1/4) 7.5
Ø 9.52 (3/8) 7.5
Ø 9.52 (3/8) 7.5
Ø 9.52 (3/8) 7.5
Indoor unit
Elevation B(m)
Max. Standard Max.
20 5
20 5
30 5
50 5
50 5
85 5
85 5
85 5
85 5
Elevation B(m)
Max. Standard Max.
30 5
35 5
35 5
50 5
A
B Indoor unit
Outdoor unit
Additional
refrigerant
(g/m)
15 20
15 20
30 20
30 35
30 40
30 40
30 40
30 40
30 40
Additional
refrigerant
(g/m)
30 20
30 35
30 35
30 40
Outdoor unit
A
B