Product Information1 INSTALLATION 11.1 Installation Notice 11.2 Installation Key Points and Importance 12 INSTALLATION MATERIALS SECTION 22.1 Installation Notice 22.2 Condensate Water Pipe 32.3 Insulation Material 32.4 Communication Cable and Control Cable 32.5 Power Cable 42.6 Hanger Rod and Support 43 INSTALLATION OF INDOOR UNIT 43.1 Installation of Low Static Pressure Duct Type Indoor Unit 43.2 Installation of Four-way Cassette Type Indoor Unit 63.3 Installation of Wall-mounted Indoor Unit 83.4 Installation of Console Type Indoor Unit 93.5 Installation of High Static Pressure Duct Type Indoor Unit 123.6 Installation of Two-way Cassette Type Indoor Unit 153.7 Installation of Floor Ceiling Type Indoor Unit 173.8 Installation of Compact Four-way Cassette Type Indoor Unit 193.9 Installation of Super High Static Pressure Duct Type Indoor Unit 213.10 Installation of Air Handler type Indoor Unit 233.11 Installation of AHU-KIT type Indoor Unit 254 INSTALLATION OF CONNECTION PIPE 264.1 Flaring Process 274.2 Pipe Bending 274.3 Indoor Pipe Connection 275 INSTALLATION OF DRAIN PIPE 285.1 Precautions When Doing the Piping Work 285.2 Installing the Drain Pipes 295.3 Precautions When Doing Riser Piping Work 305.4 Testing of Drain Piping 316 MALFUNCTION LIST 326.1 Malfunction List for the Wired Controller 326.2 Display of Light Board (Only for Two-way Cassette Type IndoorUnit)327 AFTER-SALES EMERGENCY MEASURES 338 WIRING DIAGRAM 338.1 Low Static Pressure Duct Type Indoor Unit 338.2 Four-way Cassette Type Indoor Unit 348.3 Wall Mounted Type Indoor Unit 348.4 Console Type Indoor Unit 358.5 High Static Pressure Duct Type Indoor Unit 358.6 Two-way Cassette Type Indoor Unit 368.7 Floor Ceiling Type Indoor Unit 378.8 Fresh Air Processing Indoor Unit 388.9 Compact Four-way Cassette Type Indoor Unit 39Table of Contents