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6.8 Evacuation
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 -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 needle.
Содержание 9V SERIES
Страница 1: ...9VSAP 1010 A SERVICE MANUAL MIDEA AIRCONDITIONER On Off SPLIT WALL MOUNTED TYPE 9V SERIES 9220 9221...
Страница 13: ...11 4 Refrigerant Cycle Diagram Cooling only Heat pump mode...
Страница 14: ...12 5 Wiring Diagram 5 1 Indoor Unit Cooling only...
Страница 15: ...13 Cooling Heating...
Страница 16: ...14 5 2 Outdoor Unit Smaller than 18K model Cooling only...
Страница 17: ...15 Cooling Heating...
Страница 18: ...16 For 18 K model Cooling only...
Страница 19: ...17 Cooling Heating...