LG LBNK3660BL - Refrigeration Cycle Diagram

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Copyright ©2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
Refrigeration Cycle Diagram
Heat Pump
ORIFICE
(Capillary only
for 60k Btu)
ORIFICE
(Only for
60k Btu)
HP
• If 60K Model is installed at a distance of 15m, 525g of refrigerant should be added
(15-7.5) x 70g = 525g
30k Btu/h 5/8" 3/8" 7.5 30 5 15 70
36k Btu/h 5/8" 3/8" 7.5 30 5 15 50
42k Btu /h 3/4'' 3/8" 7.5 30 5 15 70
48k
Btu /h 3/4'' 3/8" 7.5 30 5 15 70
60k
Btu /h 3/4'' 3/8" 7.5 30 5 15 70
72k
Btu /h 1'' 1/2" 7.5 25 5 20 70
90k
Btu /h 9/8'' 5/8" 7.5 30 5 20 90
100k
Btu /h 9/8'' 5/8" 7.5 30 5 20 100
Capacity
Gas Liquid
Elevation B(m)
Piping Length
A(m)
* Additional
Refrigerant
(g/m)
Pipe Size (Diam-
eter: Ø)
inch
Standard
Standard
Max.
Max.
Capacity Orifice Number
30k 63
36k 62
42k 74/72
48k 86/90
72k 98
90k 84
100k 104
Orifice Number