33
LP
HP
1
3
14
2
4
7
8
8
5
15
9
10
11
Cooling
Heating
16
12
13
6
17
9
ANNEX A: Refrigerant cycle
Item
Description
Item
Description
1
Compressor
10
Outdoor temperature sensor
2
4-Way Valve
11
Outdoor exchanger sensor
3
Gas-liquid separator
12
Stop valve (gas)
4
Air side heat exchanger
13
Stop valve (liquid)
5
Electronic expansion Valve
14
High Pressure Switch
6
Single-way electromagnetic valve
15
Low Pressure Switch
7
Pipe joint
16
Pressure valve
8
Filter
17
Capillary
9
Discharge line sensor