LG LAU126HNP - Confirm The Refrigerant

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Only for training and service purposes
LGE Internal Use Only
1. Check the quality label on the indoor and outdoor unit.
2. Make certain that the refrigerant is R-410A.
THIS PRODUCT CONTAINS R-410A REFRIGERANT
1) Different compressor oil
- R-410A(Polyol ester) / R-22(Mineral).
- Do not mix the existing mineral oil.
- Do not apply used pipe, tools and gauges covered with the existing mineral oil.
2) Absorption of moisture
-Compressorʼs oil has the high absorption rate of moisture.
3) Composition
- R-410A(R32:R125=50:50wt%).
NOTE: Never mix with other refrigerants
4) High pressure.
- 1.6 times higher than R-22.
- High Pressure refrigerant may cause personal injury.
Do not handle the pipe by yourself (customer) High-pressure refrigerant may cause personal injury.
- manifold gauge ,charging and any piping tools must be dedicated to R-410A systems.
NOTICE
Confirm The Refrigerant
Boiling Pt.( °C) Vapor pressure(25°C)(kg f/cnf) Vapor density(25°C)(kg/m
2
)
R-410A -51.4 15.9 64
R-22 -40.8 9.6 44.4
Example : Split type 12,000 Btu/h
120
Capacity
[%]
100
100%
100%70%50%30%0%
70% 50% 30%
0%
100
93
89
84
76
80
60
40
20
0
R-410A
R-22
Installation