hit counter script

Confirm The Refrigerant - LG LA121HPMI Service Manual

Room air conditioner
Table of Contents

Advertisement

Installation

Confirm The Refrigerant

1. Check the quality label on the indoor and outdoor unit.
2. Make certain that the refrigerant is R-410A.
NOTICE
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
-Compressor's oil has the high absorption rate of moisture.
3) Composition
- R-410A(R32:R125=50:50wt%).
NOTE: Never mix with other refrigerants
Example : Split type 12,000 Btu/h
R-410A
R-22
4) High pressure.
- 1.6 times higher than R-22.
- High Pressure refrigerant may cause personal injury.
Boiling Pt.(°C)
R-410A
-51.4
R-22
-40.8
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.
14 Room Air Conditioner
120
100
93
100
80
60
40
20
0
100%
70%
0%
30%
Vapor pressure(25°C)(kg f/cnf)
15.9
89
84
50%
30%
50%
70%
100%
Vapor density(25°C)(kg/m
9.6
76
0%
2
)
64
44.4

Advertisement

Table of Contents
loading

Table of Contents