41
Refrigerant Piping Connections
Due to our policy of continuous product innovation, some specifications may change without notification.
©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
REFRIGERANT PIPING CONNECTIONS
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refer to any notes about system piping length and additional refrigerant amounts.
Refrigerant Charge
1
CF (Ref.) = Correction Factor for Refrigerant Charge.
2
For refrigerant charge purposes, consider only the liquid line; ignore the vapor line(s).
3
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4
If trim charge is negative, remove refrigerant. If trim charge is positive, add refrigerant.
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Line #
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Size
Quantity
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1
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1
Linear feet of 1/4" liquid line tubing
2
²
²
0.015
2
Linear feet of 3/8" liquid line tubing
2
²
²
0.041
3
Linear feet of 1/2" liquid line tubing
2
²
²
0.079
4
Linear feet of 5/8" liquid line tubing
2
²
²
0.116
5
Linear feet of 3/4" liquid line tubing
2
²
²
0.179
6
Linear feet of 7/8" liquid line tubing
2
²
²
0.238
7
Linear feet of 1" liquid line tubing
2
²
²
0.323
8
Art Cool Gallery
SF
9k to 12k
0.22
9
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SB, SE
5k to 15k
0.53
10
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SC
18k to 24k
0.62
11
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SV
30k to 36k
1.01
12
1-Way Cassette
TU
7k to 12k
0.44
13
1-Way Cassette
TT
18k to 24k
0.64
14
2-Way Cassette
TL
18k to 24k
0.35
15
4-Way 2' x 2' Cassette
TR
5k to 7k
0.40
16
4-Way 2' x 2' Cassette
TR
9k to 12k
0.55
17
4-Way 2' x 2' Cassette
TQ
15k to 18k
0.71
18
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TNA
7k to 24k
0.89
19
4-Way 3' x 3' Cassette
TPC
24k to 28k
1.06
20
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70$
24k to 36k
1.08
21
4-Way 3' x 3' Cassette
TNC
36k
1.41
22
4-Way 3' x 3' Cassette
70&
42k to 48k
1.41
23
High Static Ducted
BH
7k to 24k
0.57
24
High Static Ducted
BG
7k to 42k
0.97
25
High Static Ducted
BR
28k to 54k
1.37
26
High Static Ducted
B8
36k to 96k
2.2
27
Low Static Ducted
L1
7k to 9k
0.31
28
Low Static Ducted
L2
12k to 18k
0.42
29
Low Static Ducted
L3
24k
0.55
30
Low Static Ducted Bottom Return
B3
7k to 15k
0.37
31
Low Static Ducted Bottom Return
B4
18k to 24k
0.82
32
Vertical / Horizontal Air Handling Unit
NJ
12k to 30k
1.04
33
Vertical / Horizontal Air Handling Unit
NJ
36k
1.57
34
Vertical / Horizontal Air Handling Unit
NK
42k to 54k
2.00
35
Ceiling Suspended
VJ
18k to 24k
0.77
36
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VE
9k to 12k
0.22
37
Floor Standing
CE (U)
7k to 15k
0.37
38
Floor Standing
CF (U)
18k to 24k
0.82
39
Additional Refrigerant Charge Required
40
ARUN038GSS4 Outdoor Unit Factory Refrigerant Charge
3
38k
6.6
41
ARUN048GSS4 Outdoor Unit Factory Refrigerant Charge
3
48k
6.6
42
ARUN053GSS4 Outdoor Unit Factory Refrigerant Charge
3
53k
6.6
43
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