9. Piping Diagrams
9.2.2 Heat Pump
A2UH146FA0
OUTDOOR UNIT
Room B |
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| Valve | |
Field Piping |
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Gas |
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Room A |
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| Header |
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Room B 
Field Piping
Liquid
Room A 
Refrigerant Flow
Cooling
Heating
Accumulator
Compressor
Solenoid Valve
Capillary Tube
Heat Exchanger
A2UH186FA0
OUTDOOR UNIT
Field Piping | Room B |
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Gas | Room A |
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Header
Accumulator
Field Piping | Room B |
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Liquid | Room A |
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Refrigerant Flow |
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Cooling |
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Heating |
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Check
Valve(2)
Compressor A
Reversing
Valve
Check |
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Valve(1) |
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Heat | Exchanger |
Compressor B |
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2004 Product Data 47
