2 Room Air Conditioner
Air Conditioner Service Manual
TABLE OF CONTENTS
LG Model Name ...............................................................................................................................................3
Safety Precautions..........................................................................................................................................5
Dimensions .....................................................................................................................................................9
Symbols Used in this Manual .....................................................................................................................9
Indoor Unit..................................................................................................................................................9
Outdoor Unit .............................................................................................................................................10
Product Specifications ................................................................................................................................12
Installation .....................................................................................................................................................14
Select the Best Location .........................................................................................................................14
Piping Length and Elevation.....................................................................................................................14
How to Fix Installation Plate .....................................................................................................................15
Drill a Hole in the Wall ..............................................................................................................................15
Installation Instructions of Telephone Control(Optional)...........................................................................15
Flaring Work .............................................................................................................................................16
Connection of Piping Indoor .....................................................................................................................17
Connection of the Pipes-Outdoor .............................................................................................................20
Connect the Cable to the Indoor Unit .......................................................................................................21
Connect the Cable to the Outdoor Unit ....................................................................................................22
Checking the Drainage.............................................................................................................................23
Form the Piping ........................................................................................................................................23
Air Purging ...............................................................................................................................................24
Air Purging with Vacuum Pump................................................................................................................24
Test Running ............................................................................................................................................26
Functions ......................................................................................................................................................27
Operation ......................................................................................................................................................30
Disassembly ..................................................................................................................................................45
Indoor Unit................................................................................................................................................45
Schematic Diagram.......................................................................................................................................48
Electric Control device..............................................................................................................................48
Wiring Diagram.........................................................................................................................................51
Components Location ..............................................................................................................................53
Troubleshooting Guide .................................................................................................................................57
Refrigeration Cycle Diagram ....................................................................................................................57
Pipe Length and the Elevation .................................................................................................................58
2-way, 3-way Valve ...................................................................................................................................59
Cycle Parts ...............................................................................................................................................66
Self-diagnosis Function ............................................................................................................................67
Electronic Parts ........................................................................................................................................69
Exploded View ..............................................................................................................................................80
Indoor Unit................................................................................................................................................80
Outdoor Unit .............................................................................................................................................81
Replacement Parts List ................................................................................................................................82
Indoor .......................................................................................................................................................82
Outdoor ....................................................................................................................................................83
Summary of Contents for AS-W096QGG1
Page 48: ...48 Room Air Conditioner Schematic Diagram Schematic Diagram Electric Control Device Indoor ...
Page 49: ...Service Manual 49 Schematic Diagram Outdoor AS W096_Series AS W126_Series ...
Page 50: ...50 Room Air Conditioner Schematic Diagram Outdoor AS W186_Series AS W246_Series ...
Page 84: ...P No 3828A20195S February 2007 Printed in Korea ...