LG Multi V Series

INTRODUCTION | 7
Introduction
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Multi V 5 System R410A Refrigerant Charge Calculator (lbs.)
REFRIGERANT CHARGE WORKSHEET
1
CF (Ref.) = Correction Factor for Refrigerant Charge.
2
For refrigerant charge purposes, consider only the liquid line; ignore the vapor line(s).
System Tag or ID:
Job Name: __________________________________________
Project Manager: ____________________________________ Date: ______________
Line # Description Chassis I.D. Size Quantity CF (Ref.)
1
Total (lbs.)
1 Linear feet of 1/4" liquid line tubing
2
— — 0.015
2 Linear feet of 3/8" liquid line tubing
2
— — 0.041
3 Linear feet of 1/2" liquid line tubing
2
— — 0.079
4 Linear feet of 5/8" liquid line tubing
2
— — 0.116
5 Linear feet of 3/4" liquid line tubing
2
— — 0.179
6 Linear feet of 7/8" liquid line tubing
2
— — 0.238
7 Linear feet of 1" liquid line tubing
2
— — 0.323
8 Standard + Art Cool Mirror SJ, SK 5k to 15k 0.53
9 Standard + Art Cool Mirror SJ, SK 18k to 24k 0.62
10 Standard SV 30k to 36k 1.01
11 Art Cool Gallery SF 9k to 12k 0.22
12 1-Way Cassette TU 7k to 12k 0.44
13 1-Way Cassette TT 18k to 24k 0.64
14 2-Way Cassette TS 18k to 24k 0.75
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 4-Way 3' x 3' Cassette TN 7k to 24k 0.88
19 4-Way 3' x 3' Cassette TM 28k to 36k 1.08
20 4-Way 3’ x 3’ Cassette TM 42k to 48k 1.41
21 High Static Ducted BH 7k to 24k 0.57
22 High Static Ducted M2 7k to 24k 0.77
23 High Static Ducted M2 28k to 42k 1.15
24 High Static Ducted M3 28k to 54k 1.35
25 High Static Ducted B8 36k to 96k 2.20
26 Low Static Ducted, Low Static Ducted Bottom Return L1 5k to 9k 0.31
27 Low Static Ducted, Low Static Ducted Bottom Return L2 12k to 18k 0.42
28 Low Static Ducted, Low Static Ducted Bottom Return L3 21k to 24k 0.55
29 Vertical / Horizontal Air Handling Unit NJ 12k to 30k 1.04
30 Vertical / Horizontal Air Handling Unit NJ 36k 1.57
31 Vertical / Horizontal Air Handling Unit NK 42k to 54k 2.00
32 Floor Standing CE (U) 7k to 15k 0.37
33 Floor Standing CF (U) 18k to 24k 0.82
34 HRU: PRHR022A/023A, 032A/033A, 042A/043A, 063A, 083A — — 1.1
35 ADDITIONAL Refrigerant Charge Required (Sum of lines 1 – 34)
36 Outdoor Unit Factory Refrigerant Charge
36A ARUM072*TE5 72k 14.3
36B ARUM096*TE5 96k 23.2
36C ARUM121*TE5 121k 23.2
36D ARUM144*TE5 144k 26.5
36E ARUM168*TE5 168k 26.5
36F ARUM192*TE5 192k 30.9
36G ARUM216*TE5 216k 37.5
36H ARUM241*TE5 241k 37.5
37
Total ODU FACTORY Refrigerant Charge (Sum of factory refrigerant charges for all ODUs in the system, lines 36A -36H)
38
TOTAL SYSTEM CHARGE
Sum of Additional Refrigerant Charge Required (line 35) and Total ODU Factory Refrigerant Charge (line 37)