Midea MSV1-07CR-QB8F - Table of Contents

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Content
1 Precaution............................................................................................................................1
1.1 Safety Precaution......................................................................................................................................1
1.2 Warning.....................................................................................................................................................1
2 Function...............................................................................................................................4
3 Dimension............................................................................................................................5
4 Specification........................................................................................................................6
5 Refrigerant cycle diagram................................................................................................10
6 Operation limits.................................................................................................................11
7 Wiring diagram..................................................................................................................12
8 Installation details.............................................................................................................16
8.1 Wrench torque sheet for installation........................................................................................................16
8.2 Connecting the cables.............................................................................................................................16
8.3 Pipe length and the elevation..................................................................................................................16
8.4 Air purging of the piping and indoor unit.................................................................................................17
8.5 Pumping down (Re-installation)..............................................................................................................18
8.6 Re-air purging (Re-installation)...............................................................................................................19
8.7 Balance refrigerant of the 2-way, 3-way valves......................................................................................20
8.8 Evacuation...............................................................................................................................................21
8.9 Gas charging...........................................................................................................................................22
9 Electronic function............................................................................................................23
9.1 Electronic control working environment..................................................................................................23
9.2 Proper symbols and their meaning.........................................................................................................23
9.3 Function...................................................................................................................................................24
9.4 Protection................................................................................................................................................24
9.5 Fan only mode.........................................................................................................................................25
9.6 Cooling mode..........................................................................................................................................25
9.7 Dehumidifying mode................................................................................................................................26
9.8 Heating mode..........................................................................................................................................26
9.9 Defrosting mode(available for heating mode).........................................................................................27
9.10 Auto mode.............................................................................................................................................28
9.11 Force cooling function...........................................................................................................................28
9.12 Sleep mode...........................................................................................................................................28
9.13 Auto restart function..............................................................................................................................29
9.14 Ionizer (air clean) function.....................................................................................................................29
9.15 Follow me function................................................................................................................................30
9.16 Self-clean function.................................................................................................................................30
9.17 Turbo.....................................................................................................................................................30
10 Model and Parameters......................................................................................................32
11 Troubleshooting.................................................................................................................34
11.1 LCD Display board................................................................................................................................34
11.2 Indoor Unit Error Display.......................................................................................................................35
11.3 Diagnostic chart.....................................................................................................................................36