Table Of Contents; Preface - LG LP090CED LP120CED Service Manual

1. PREFACE
1.1 SPECIFICATIONS ..........................................3
1.2 FEATURES AND BENEFITS..........................5
1.3 CONTROL LOCATIONS .................................7
1.4 ADDITIONAL CONTROLS..............................9
2. DISASSEMBLY INSTRUCTIONS
2.1 MECHANICAL PARTS..................................11
2.1.1 FRONT GRILLE ...................................11
2.1.2 CONTROL BOX ...................................12
2.2 AIR HANDLING PARTS................................13
2.2.1 ELECTRIC HEATER
(Electric heater model only) .................12
2.2.2 CROSS FLOW FAN.............................14
2.2.3 AXIAL FAN...........................................14
2.2.4 SHROUD..............................................14
2.3 ELECTRICAL PARTS ...................................15
2.3.1 OUTDOOR MOTOR ............................15
2.3.2 INDOOR MOTOR ................................15
2.3.3 COMPRESSOR ...................................15
2.3.4 CAPACITOR ........................................15
2.3.5 POWER CORD ....................................15
2.3.6 P.C.B....................................................16
2.4 REFRIGERATION CYCLE............................16
2.4.1 CONDENSER ......................................17

1. PREFACE

SERVICE MANUAL
This
parts, etc. This room air conditioner was manufactured and assembled under a strict quality control system.
The refrigerant is charged at the factory. Be sure to read the safety precautions prior to servicing the unit.
CONTENTS
provides various service information, including the mechanical and electrical
-2-
2.4.2 EVAPORATOR ....................................17
2.4.3 CAPILLARY TUBE...............................17
3. INSTALLATION
3.1 HOW TO INSTALL THE UNIT ......................18
3.2 SUGGESTED TOOL REQUIREMENTS .......20
3.2.1 PREPARATION OF SLEEVE ..............21
3.2.2 PREPARATION OF THE FRONT
GRILLE ................................................21
3.2.3 UNIT INSTALLATION ..........................22
3.3 ELECTRICAL REQUIREMENTS ..................23
3.3.1 ELECTRICAL DATA (FOR 230V/208 MODEL)........23
3.3.2 ELECTRICAL SAFETY ............................23
4. FIELD INSTALLED ACCESSORIES
5. FERFORMANCE DATA
6. TROUBLESHOOTING GUIDE
6.1 OUTSIDE DIMENSIONS...............................45
6.2 PIPING SYSTEM ..........................................45
6.3 TROUBLESHOOTING GUIDE......................46
7. SCHEMATIC DIAGRAM
8. EXPLODED VIEW
9. REPLACEMENT PARTS LIST
...24
.................................40
.....................51
..................................53
.......54