Table Of Contents - LG A2UW18GFA0 Svc Manual

TABLE OF CONTENTS

Part 1 General Information ..........................................................................................................2
1. Safety Precautions........................................................................................................3
2. Model Line Up................................................................................................................6
3. Nomenclature ................................................................................................................9
Part 2 Functions & Controls ......................................................................................................11
1. List of Functions & Accessory ..................................................................................12
2. Air Flow .......................................................................................................................14
3. Air Purifying.................................................................................................................16
4. Installation Functions .................................................................................................17
5. Reliability .....................................................................................................................18
6. Convenience Functions & Controls .........................................................................19
7. Special Function & KIT ...............................................................................................26
Part 3 Basic Control ..................................................................................................................29
1. Normal operation ........................................................................................................30
2 Compressor control ....................................................................................................30
3. EEV( Electronic Expansion Valve) control ...............................................................30
4. Oil return control ........................................................................................................31
5. Defrost control ...........................................................................................................31
6. Protection control ......................................................................................................32
Part 4 Test Run ..........................................................................................................................33
1. Check before Test Run .............................................................................................34
2. Test Run Flow chart ..................................................................................................35
3. Test Runing.................................................................................................................36
Part 5 Trouble Shooting Guide ...............................................................................................38
1. Self-diagnosis Function .....................................................................................39
2. Pump Down .........................................................................................................41
3. Evacuation...........................................................................................................42
4. Gas Charging ......................................................................................................43
5. Cycle Part ............................................................................................................44
6. Electronic Parts...................................................................................................45
Part 6 Service Order.................................................................................................................110
1. PCB Service Order ...................................................................................................111
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Air Conditioner Service Manual
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