Panasonic CS-C9DKU Air Conditioner User Manual


 
11.5. Evacuation
(No refrigerant in the refrigeration cycle)
Procedure:
1. Connect the vacuum pump to the charge set’s centre
hose.
2. Evacuation for approximately one hour.
Confirm that the gauge needle has moved toward -14.5
PSI (-76 cmHg) [vacuum of 4 mmHg or less.]
3. Close the valve (Low side) on the charge set, turn off
the vacuum pump, and confirm that the gauge needle
does not move (approximately 5 minutes after turning
off the vacuum pump).
4. Disconnect the charge hose from the vacuum pump.
Vacuum pump oil
If the vacuum pump oil becomes dirty or depleted,
replenish as needed.
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CS-C9DKU CU-C9DKU / CS-C12DKU CU-C12DKU