Refrigerant cycle
12  REFRIGERANT CYCLE
 
Refrigerant ow direction 
(cooling)
Refrigerant ow direction 
(heating)
Field refrigerant piping Flare connection Brazing connection
12
No. Part name
1 Compressor
2 Heat exchanger
3 Accumulator
4 Expansion valve
5 Reversing valve
6 Strainer 1/4
7 Distributor
8 Check joint
No. Part name
9 High pressure switch for protection
10 Pressure switch for control
11 Stop valve for gas line
12 Stop valve for liquid line
13 Discharge thermistor
14 Pipe thermistor
15 Ambient thermistor