Refrigerating Cycle Block Diagram - Samsung AQ18A9(0)RCF Service Manual

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Refrigerating cycle block diagram

Heat
exchanger
(Evaporator)
Refrigerating cycle temperature and pressure
Model Operating Condition
Cooling
AQ18A9(0)RCF
Heating
Cooling
AQ24A1(2)RC
Heating
T
1
2-way valve
Liquid side
T
2
Gas side
3-way valve
STD Pressure
(psi)
3-Way Valve
Standard 64~78
Max over load -
Low temp -
Standard 270~327
Max over load -
Low temp -
Standard 57~71
Max over load -
Low temp -
Standard 270~327
Max over load -
Low temp -
Capillary tube
Check valve
Capillary tube
Compressor
Piping Temp.[°F (°C)]
T1 T2
46~54(8~12) 46~54(8~12)
- -
- -
90~97(32~36) 140~158(60~70)
- -
- -
46~54(8~12) 46~54(8~12)
- -
- -
90~97(32~36) 140~158(60~70)
- -
- -
Heat
exchanger
(Condenser)
4-way valve
Cooling
Heating
Gas leak check point
Use Temp. Condition[°F (°C)]
Indoor Outdoor
DB WB DB
80(27) 67(19) 95(35)
80(27) 67(19) 95(35)
67(19) 57(14) 67(19)
70(21) 59(15) 47(8)
80(27) - 75(24)
70(21) 59(15) 35(2)
80(27) 67(19) 95(35)
80(27) 67(19) 115(46)
67(19) 57(14) 67(19)
70(21) 59(15) 47(8)
80(27) - 75(24)
70(21) 59(15) 35(2)
WB
75(24)
75(24)
57(14)
43(6)
65(18)
33(1)
75(24)
75(24)
57(14)
43(6)
65(18)
33(1)
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