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Copyright ©2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
1. PREFACE
1.1 SAFETY PRECAUTIONS................................................................................................................................3
1.2 INSULATION RESISTANCE TEST.................................................................................................................3
1.3 SPECIFICATIONS...........................................................................................................................................3
1.4 FEATURES .....................................................................................................................................................4
1.5 CONTROL LOCATIONS .................................................................................................................................4
2. DISASSEMBLY INSTRUCTIONS
2.1 MECHANICAL PARTS ....................................................................................................................................5
2.1.1 FRONT GRILLE .....................................................................................................................................5
2.1.2 CABINET................................................................................................................................................5
2.1.3 CONTROL BOX .....................................................................................................................................5
2.2 AIR HANDLING PARTS ..................................................................................................................................6
2.2.1 COVER (AT THE TOP) ..........................................................................................................................6
2.2.2 BLOWER................................................................................................................................................6
2.2.3 FAN ........................................................................................................................................................6
2.2.4 SHROUD................................................................................................................................................7
2.3 ELECTRICAL PARTS .....................................................................................................................................7
2.3.1 MOTOR ..................................................................................................................................................7
2.3.2 COMPRESSOR .....................................................................................................................................7
2.3.3 CAPACITOR ..........................................................................................................................................7
2.3.4 POWER CORD ......................................................................................................................................8
2.3.5 THERMISTOR........................................................................................................................................8
2.3.6 SYNCHRONOUS MOTOR.....................................................................................................................8
2.4 REFRIGERATION CYCLE ..............................................................................................................................9
2.4.1 CONDENSER ........................................................................................................................................9
2.4.2 EVAPORATOR ......................................................................................................................................9
2.4.3 CAPILLARY TUBE .................................................................................................................................9
3. INSTALLATION
3.1 HOW TO INSTALL THE UNIT.......................................................................................................................12
3.2 HOW TO USE THE REVERSIBLE INLET GRILLE ..................................................................................................................12
3.3 WINDOW REQUIREMENTS.........................................................................................................................13
3.4 INSTALLATION KITS CONTENTS ...............................................................................................................13
3.5 SUGGESTED TOOL REQUIREMENTS .......................................................................................................14
3.6 CABINET INSTALLATION ............................................................................................................................15
4. TROUBLESHOOTING GUIDE
4.1 OUTSIDE DIMENSIONS...............................................................................................................................17
4.2 PIPING SYSTEM...........................................................................................................................................17
4.3 TROUBLESHOOTING GUIDE ......................................................................................................................18
5. SCHEMATIC DIAGRAM
5.1 CIRCUIT DIAGRAM ......................................................................................................................................27
5.2 ELECTRONIC CONTROL DEVICE ..............................................................................................................28
5.3 COMPONENTS LOCATION(FOR MAIN P.C.B ASM) .......................................................................................................29
5.4 COMPONENTS LOCATION(FOR DISPLAY P.C.B ASM) .......................................................................................................29
6. EXPLODED VIEW
..................................................................................................................................30
CONTENTS
