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16.1.1  Relationship between the condition of the air conditioner and pressure and 
electric current 
 
Cooling Mode  Heating Mode 
Condition of the  
air conditioner 
Low Pressure  High Pressure 
Electric current 
during operation
Low Pressure  High Pressure 
Electric current 
during operation
Insufficient refrigerant 
(gas leakage) 
Ô  Ô  Ô  Ô  Ô  Ô 
Clogged capillary tube or 
strainer 
Ô  Ô  Ô  Ò  Ò  Ò 
Short circuit in the indoor unit 
Ô  Ô  Ô  Ò  Ò  Ò 
Heat radiation deficiency 
of the outdoor unit 
Ò  Ò  Ò  Ô  Ô  Ô 
Inefficient compression 
Ò  Ô  Ô  Ò  Ô  Ô 
•  Carry out the measurement of pressure, electric current, and temperature fifteen minutes after an operation is started.