Panasonic CS-C9BKNG Service Manual page 49

Procedure:
1. Confirm that both the 2-way and 3-way valves are set to the open
position.
2. Connect the charge set to the 3-way valve's service port.
- Leave the valve on the charge set closed.
- Connect the charge hose with the push pin to the service port.
3. Open the valves (Low side) on the charge set and discharge the
refrigerant until the gauge indicates 0.5 to 1 kg/cm
MPa) .
- If there is no air in the refrigeration cycle [ the pressure when
the air conditioner is not running is higher than 1 kg/cm
MPa) ], discharge the refrigerant until the gauge indicates 0.5
to 1 kg/cm
necessary to apply a evacuation.
- Discharge the refrigerant gradually; if it is discharged too
suddenly, the refrigeration oil will be discharged.
11.1.5. Evacuation (Installation)
(No refrigerant in the refrigeration cycle)
G (0.05 to 0.1 MPa). If this is the case, it will not be
2
49
G (0.05 to 0.1
2
G (0.1
2