5.Refrigerating Cycle Block Diagram
INDOOR UNIT
T
1
Heat
exchanger
(Evaporator)
T
2
Refrigerating cycle temperature and pressure
Operating Condition
Standard
Cooling
Max over load
Low temp
Capillary tube
2-way valve
Liquid side
Gas side
3-way valve
STD Pressure
Piping Temp. (°F )
(psi)
T1
3-WAY V/V
64~78
50~54
-
61~64
-
34~39
OUTDOOR UNIT
Heat
exchanger
(Condenser)
Compressor
Use Temp. Condition (°F )
Indoor
T2
DB
WB
50~54
80
67
61~64
80
67
34~39
67
57
Cooling
Gas leak check point
Outdoor
DB
WB
95
75
115
75
67
57
21