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Hitachi RPI-4.0FSG1 - Page 383

Hitachi RPI-4.0FSG1
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CONTROL SYSTEM
1
9. CONTROL SYSTEM
9.1.
REFRIGERANT CYCLE (EXAMPLE: RAS-10FXG)
1R 3DUW1DPH 1R 3DUW1DPH 1R 3DUW1DPH
1 Compressor 10 Micro-Computer Control Expansion Valve 19 Check Joint
2 Heat Exchanger 11 Micro-Computer Control Expansion Valve (Liquid Bypass) 20 Stop Valve (1/2) for Liquid Line
3 Receiver 12 Distributor 21 Stop Valve (1) for Gas Low Line
4 Oil Separator 13 Reversing Valve 22 Stop Valve (3/4) for Gas High Line
5 Accumulator 14 Capillary Tube 23 High Pressure Switch for Protection
6 Strainer 3/8 15 Check Valve (3/8) 24 Sensor for Refrigerant Pressure
7 Strainer 1/2 16 Check Valve (5/8) 25 Sigh Glass (FXG Only)
8 Strainer 3/4 17 Check Valve (3/4) 26 Dryer (FXG only)
9 Strainer 18 Solenoid Valve (Gas Bypass) 27 E-102XME
Refrigerant
R407 (FXG)
Airtight Test Pressure 3.3 MPa
Outdoor Unit
Indoor Units
Refrigerant Flow for Cooling
Refrigerant Flow for Heating
Field Refrigerant Piping
Flare Connection
Flange Connection
Brazing Connection

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