Haier HBU-28CH03 - Page 173

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6. Refrigerant diagram
Liquid pipe
2-way stop valve
Exchanger
Indoor unit
Gas pipe
3-way stop valve
compressor
Outdoor unit
Exchanger
Temperature sensor
Liquid pipe
stop valve
Exchanger
Indoor unit
Gas pipe
3-way stop valve
compressor
Outdoor unit
Exchanger
Discharge temp.
sensor
High Pressure Switch
Low Pressure Switch
Separator
Temperature sensor
HBU-28CH03 HBU-42CH03 HBU-42CI03 HDU-42CH03/H
HDU-42CF03/H HDU-42CI03/H HCFU-42CF03 HPU-42CV
HBU-18CF03 HBU-28CF03 HCFU-18CF03 HCFU-28CF03
HDU-28CF03
03
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Refrigerant diagram