Refrigerating Cycle Block Diagrams - Samsung AQ24A2QC Service Manual

5. Refrigerating Cycle block Diagram
INDOOR UNIT
T
1
Heat
exchanger
(Evaporator)
T
2
Refrigerating cycle temperature and pressure
Model Operating Condition
Standard
Cooling Max over load
Low temp
AQ24A1QC
Standard
Heating Max over load
Deice
Standard
Cooling Max over load
Low temp
AQ18A1QC
Standard
Heating Max over load
Deice
Capillary tube
2-way valve
Liquid side
Gas side
3-way valve
STD Pressure
(psi)
3-WAY Valve
57-71 46-54
-
-
312-340 97-117
-
-
64-78 50-54
-
-
270-299 100-107
-
-
OUTDOOR UNIT
Check valve
Capillary tube
Heat
exchanger
(Condenser)
4-way valve
Compressor
Piping Temp.(˚F)
T1 T2
DB
46-54 80
- - 80
- - 67
154-169 70
- - 80
- - 70
50-54 80
- - 80
- - 67
149-158 70
- - 80
- - 70
Cooling
Heating
Gas leak check point
Use Temp. Condition (°F)
Indoor Outdoor
WB DB WB
67 95 75
67 115 75
57 67 57
60 47 43
- 75 65
60 35 33
67 95 75
67 115 75
57 67 57
60 47 43
- 75 65
60 35 33
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