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Copyright ©2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
TABLE OF CONTENTS
Safety Precautions ...................................................................................................3
I. Indoor Units
Introduction....................................................................................................................................8
Ceiling Cassette 4-way................................................................................................................10
Ceiling Suspended ......................................................................................................................28
Ceiling concealed Duct................................................................................................................44
II. Outdoor Units
Introduction..................................................................................................................................65
MPS Inverter Single A(AUUW-C/R410A) ....................................................................................67
III. Troubleshooting Guide
Self-diagnosis Function ...............................................................................................................75
Cycle Troubleshooting Guide.......................................................................................................81
Electronic Parts Troubleshooting.................................................................................................82
General Information.....................................................................................................................87
IV. Electronic Control Device
Ceiling Cassette Type................................................................................................................107
Ceiling Duct Type ......................................................................................................................108
Ceiling Suspended ....................................................................................................................109
Outdoor Unit ..............................................................................................................................110
V. Schematic Diagram
Ceiling Cassette Type................................................................................................................113
Ceiling Duct Type ......................................................................................................................114
Ceiling Suspended ....................................................................................................................115
VI. Functional Description
Ceiling Cassette Type................................................................................................................118
Ceiling Duct Type ......................................................................................................................120
Ceiling & Floor...........................................................................................................................126
Outdoor Units
VII. Explode View and Replacement Parts List
Indoor Units ...............................................................................................................................139
Outdoor Units ............................................................................................................................148
Panel Assembly, Front ...............................................................................................................152
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