IMPORTANT! . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Please Read Before Starting
IMPORTANT INFORMATION REGARDING THE
REFRIGERANT USED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1. GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
1-1.
Tools Required for Installation (not supplied)
1-2.
Accessories Supplied with Unit
1-3.
Type of Copper Tube and Insulation Material
1-4.
Additional Materials Required for Installation
2. SELECTING THE INSTALLATION SITE . . . . . . . . . . . . . . 7
2-1.
Indoor Unit
3. HOW TO INSTALL THE INDOOR UNIT . . . . . . . . . . . . . . . 7
3-1.
Preparation for Ceiling Suspension
3-2.
Ceiling Opening Dimensions and Hanging Bolt
Location
3-3.
Positions of Air Conditioner Body and Ceiling Surface
3-4.
Installing the Drain Pipe
3-5.
Indoor Unit Drain Piping
4. ELECTRICAL WIRING . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
4-1.
General Precautions on Wiring
4-2.
Recommended Wire Length and Wire Diameter for
Power Supply System
4-3.
Wiring System Diagrams
■ For stranded wiring
■ Examples of shielded wires
■ Wiring samples
5. HOW TO PROCESS TUBING . . . . . . . . . . . . . . . . . . . . . . 13
5-1.
Connecting the Refrigerant Tubing
5-2.
Connecting Tubing Between Indoor and
Outdoor Units
5-3.
Insulating the Refrigerant Tubing
5-4.
Taping the Tubes
5-5.
Finishing the Installation
6. HOW TO INSTALL THE TIMER REMOTE CONTROLLER
OR HIGH-SPEC WIRED REMOTE CONTROLLER
(OPTIONAL PART) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
NOT E
Refer to the Operating Instructions attached to the optional
Timer Remote Control Unit or optional High-spec Wired
Remote Controller.
7. INSTALLATION OF DECORATIVE PANEL . . . . . . . . . . . 15
7-1.
Before Installing the Decorative Panel
7-2.
Installing the Decorative Panel
7-3.
When Using Wireless Remote Controller Instead of
Wired Remote Controller
CONTENTS
Page
8. HOW TO INSTALL WIRELESS REMOTE CONTROLLER
RECEIVER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
NOTE
Refer to the Operating Instructions attached to the optional
Wireless Remote Controller Receiver.
9. APPENDIX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
■ Care and Cleaning
■ Troubleshooting
■ Tips for Energy Saving
5
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