Panasonic MAC0105011C3 - Page 76

Cooling Mode Heating Mode
Condition of the
air
conditoner Low Pressure High
Pressure
Electric
current
during
operation
Low Pressure High
Pressure
Electric
current
during
operation
Insufficient
refrigerant (gas
leakage)
Clogged capillary
tube or Strainer
Short circuit in
the indoor unit
Heat radiation
deficiency of the
outdoor unit
Inefficient
compression
- Carry out the measurements of pressure, electric current, and
temperature fifteen minutes after an operation is started.
13.1.2. Diagnosis methods of a malfunction of a compressor and 4-way valve
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