Refrigerant Cycle Diagram - Hitachi mini-HNRQ1 Series Service Manual

1.3 Refrigerant Cycle Diagram

Model:RAS-3.0~6.5HNBRKQ1
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
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
7
Model:RAS-7.0~12HNBRMQ1
No.
19 Oil Capillary Tube
20
21
22 Low Pressure Sensor
23 Crankcase Heater
24
25 Bypass Capillary Tube
26
27
INSTALLATION
Part Name
Filter 4
Solenoid Valve
Filter 5
Heat Exchanger
Y-shaped Joint