Midea MSG-24CR, Руководство по обслуживанию

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Content
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Content
1. Precaution ....................................................................................................................1
1.1 Safety Precaution ......................................................................................................................... 1
1.2 Warning......................................................................................................................................... 1
2. Function........................................................................................................................3
3. Dimension.....................................................................................................................5
3.1 Indoor unit ..................................................................................................................................... 5
3.2 Outdoor unit .................................................................................................................................. 6
4. Specification.................................................................................................................7
5. Refrigerant cycle diagram .........................................................................................12
6. Operation limits..........................................................................................................13
6.1 Cooling operation........................................................................................................................ 13
6.2 Heating operation ....................................................................................................................... 13
7. Schematic diagram and Wiring diagram..................................................................15
7.1 Schematic diagram ..................................................................................................................... 15
7.2 Wiring diagram............................................................................................................................ 16
8. Installation details ......................................................................................................24
8.1 Wrench torque sheet for installation ........................................................................................... 24
8.2 Connecting the cables ................................................................................................................ 24
8.3 Pipe length and the elevation ..................................................................................................... 24
8.4 Air purging of the piping and indoor unit .................................................................................... 25
8.5 Pumping down (Re-installation).................................................................................................. 26
8.6 Re-air purging (Re-installation)................................................................................................... 27
8.7 Balance refrigerant of the 2-way, 3-way valves.......................................................................... 28
8.8 Evacuation .................................................................................................................................. 29
8.9 Gas charging .............................................................................................................................. 30
9. Capacity table.............................................................................................................31
9.1 MSG-24CR ................................................................................................................................. 31
9.2 MSG-24HR ................................................................................................................................. 31
9.3 MSG-30CR ................................................................................................................................. 32
9.4 MSG-30HR ................................................................................................................................. 32
9.5 MSG-36CR ................................................................................................................................. 33
9.6 MSG-36HR ................................................................................................................................. 33
10. Electronic function.....................................................................................................34
10.1 Electronic control working environment...................................................................................... 34
10.2 Proper symbols and their meaning............................................................................................. 34
10.3 Function ...................................................................................................................................... 34
10.4 Protection.................................................................................................................................... 36
10.5 Fan only mode ............................................................................................................................ 36
10.6 Cooling mode.............................................................................................................................. 36
10.7 Dehumidifying mode................................................................................................................... 37