LG CEILING CASSETTE TYPE AIR CONDITIONERS - Table of Contents

2
1.The following should be always observed for safety
...............................
3
2.Installation of Indoor, Outdoor Unit
............................................................
4
3. Test running
..............................................................................................
15
4. Auxiliary operation
...................................................................................
17
OUT-LINE OF INSTALLATION
Installation Parts
Required Tools
Installation Works
• Connecting cable
• Pipes: Gas side
Liquid side
• Hanging Bolt
(W 3/8 or M10 length
650mm)
• Insulated drain hose
• Additional Drain hose
(Inner Dia.............32mm)
• Level
• Screw driver
•
Electric drill
• Hole core drill (ø70mm)
• Flaring Tools set
• Torque Wrenches
• Hexagonal Wrench
(4mm, 5mm)
• Gas-leak detector
• Owner’s Manual
• Thermometer
1) Selection of the best location......................4
2) Ceiling opening dimensions and hanging
bolt location(unit: mm).................................5
3) The Indoor Unit Installation.........................6
4) Remote Controller Installation ....................6
5) Wiring Connection.......................................8
ELECTRICAL WIRING................................9
CONNECTING THE CABLE TO OUTDOOR UNIT ......9
6) Connecting Pipes to the Indoor Unit .........10
PIPING CONNECTION.............................11
7) Installation of Decorative Panel.................12
8) Indoor Unit Drain Piping............................13
HEAT INSULATION...................................14
FORM THE PIPINGS................................14
1) PRECAUTIONS IN TEST RUN.................15
CHECK THE FOLLOWING ITEMS WHEN
INSTALLATION IS COMPLETE ................15
2) Connection of power supply......................16
3) Evaluation of the performance ..................16
1) Two thermistor system ..............................17
2) Ajusting to the height of ceiling .................18
3) Group control (optional wiring)..................19
4) Central control (optional)...........................20