Refrigerant Cycle Diagram; Model Of Indoor Unit And Outdoor Unit - Hitachi RAS-3.0HNSKQ Original Instruction

2.3 Refrigerant Cycle Diagram

Model: RAS-3.0~6.0HNSKQ
No. Part name
1 Compressor
2 Oil Separator
3 High Pressure Switch
4 High Pressure Sensor
5 Check Valve
6 4-Way Valve
7 Check Joint
8 Gas Collector
9 Propeller Fan

2.4 Model of Indoor Unit and Outdoor Unit

No. Part name
10 Fan Motor
11 Distributor
12 Filter 1
13 Electronic Expansion Valve
14 Filter 2
15 Liquid Stop Valve
16 Gas Stop Valve
17 Filter 3
18 Accumulator
Table 2.1 Indoor Unit Type List
9
Model: RAS-6.5~7.0HNSKQ
No.
19 Oil Capillary Tube
20
21 Solenoid Valve
22 Low Pressure Switch
23 Crankcase Heater 1
24
25 Bypass Capillary Tube
26 Heat Exchanger
27 Refrigerant cooling
28
Crankcase Heater 2
Part name
Filter 4
Filter 5