1.
Connect the vacuum pump to the charge set’s centre
hose.
2.
Turn on the vacuum pump to evacuate the unit.
•
Confirm that the gauge needle has moved toward -76
cmHg (-0.1 MPa).
•
Apply the vacuum for approximately 1 hour (vacuum of
4 mmHg or less).
3.
Close the valve (Low side and High side) on the charge
set, turn off the vacuum pump, and confirm that the
gauge needle does not move (approximately 5 minutes
after the vacuum pump is turned off).
4.
Disconnect the charge hose from the vacuum pump.
11.5. Evacuation
(No refrigerant in the refrigeration cycle)
Procedure:
56
CS-A28BKP5/CU-A28BKP5
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