Installation - LG LM50 Product Data
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Also See for LM50:
- User manual (108 pages) ,
- Service manual (114 pages) ,
- Owner's manual (27 pages)
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14. Installation
14.1 Piping Length & Refrigerant Charge
The maximun allowable level and piping length
7.5m
Model
[Outdoor Unit]
A2UC/H146FA0
A2UC/H186FA0
A3UC/H216FA0
A4UC/H306FA0
Refrigerant Charge
Indoor Unit Capacity
(Btu/h)
7k, 9k, 12k
18k, 24k
❋ Extra refrigerant = (Extended length - Rated length) x Additional refrigerant
Get user manuals:
See SafeManuals.com
[Outdoor Unit]
Standard Length
A, B, C, D
7.5m
15m
7.5m
15m
7.5m
15m
7.5m
15m
Pipe Size
Gas
Liquid
3/8"(9.52mm) 1/4"(6.35mm)
1/2"(12.7mm) 1/4"(6.35mm)
It does not matter which unit is higher.
A
B
C
D
Max piping length each indoor unit
A
B
C
15m
-
15m
-
15m
15m
15m
15m
Rated
Max
Length
Length
7.5m
15m
7.5m
15m
Indoor Unit
Max total
piping length
D
-
30m(A+B)
-
30m(A+B)
-
45m(A+B+C)
15m
60m(A+B+C+D)
Additional
Refrigerant
30g/m
30g/m
2004 Product Data
7.5m
69
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