Service manual
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8.8
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.
Summary of Contents for MSG-24CR
Page 1: ...MSG 24CR MSG 24HR MSG 30CR MSG 30HR MSG 36CR MSG 36HR...
Page 2: ......
Page 16: ...Service manual 12 5 Refrigerant cycle diagram Cooling only Heat pump mode...
Page 18: ...Service manual 14 However excludes the initial pull down stage...
Page 19: ...Service manual 15 7 Schematic diagram and Wiring diagram 7 1 Schematic diagram...
Page 20: ...Service manual 16 7 2 Wiring diagram 7 2 1 Cooling mode MSG 24CR MSG 30CR...
Page 21: ...Service manual 17 MSG 36CR...
Page 22: ...Service manual 18 7 2 2 Heating mode MSG 24HR MSG 30HR A1 A2...
Page 23: ...Service manual 19 MSG 36HR A1 A2...
Page 24: ...Service manual 20 7 2 3 Cooling mode 3 Ph MSG 30CR 3ph...
Page 25: ...Service manual 21 MSG 36CR 3ph...
Page 26: ...Service manual 22 7 2 4 Heating mode 3 Ph MSG 30HR 3ph 1 7 3 4 5 6 2...
Page 27: ...Service manual 23 MSG 36HR 3ph...
