(No refrigerant in the refrigeration cycle)
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 -0.1
MPa (-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.
11.2.5. Evacuation (Installation)
Procedure:
65
CS-A7CKP CU-A7CKP5 / CS-A9CKP CU-A9CKP5 / CS-A12CKP CU-A12CKP5
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