21
5. Refrigerating Cycle Block Diagram
INDOOR UNIT
OUTDOOR UNIT
Heat
exchanger
(Evaporator)
Gas side
3-way valve
2-way valve
Liquid side
Capillary tube
Gas leak check point
Cross fan
Heat
exchanger
(Condenser)
Propeller fan
Compressor
T
1
T
2
Cooling
Refrigerating cycle temperature and pressure
STD Pressure Piping Temp(°F) Use Temp. Condition(°F)
MODEL Operating Condition (psi)
T1 T2
Indoor Outdoor
3-Way Valve DB WB DB WB
Standard 57~71 46~54 46~54 80 67 95 75
AS24A1QC Cooling Max over load - - - 80 67 115 75
Low temp - - - 67 57 67 57
Standard 64~78 50~54 50~54 80 67 95 75
AS18A1QC Cooling Max over load - - - 80 67 115 75
Low temp - - - 67 57 67 57
1- 5/14/01 8:44 PM Page 21
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