Contents11. Precautions .......................................................................................................................................... 1-11-1 Installing the air conditioner ......................................................................................................... 1-11-2 Power supply and circuit breaker .............................................................................................. 1-11-3 During operation ................................................................................................................................ 1-11-4 Disposing of the unit ........................................................................................................................ 1-21-5 Others .................................................................................................................................................... 1-212. Product Feature and Specifications ........................................................................... 2-12-1 Product Feature ................................................................................................................................. 2-12-1-1 Indoor Unit ............................................................................................................................... 2-12-1-2 Outdoor Unit ........................................................................................................................... 2-132-2 Product Specifications .................................................................................................................... 2-142-2-1 Indoor Unit ............................................................................................................................... 2-142-2-2 Outdoor Unit ........................................................................................................................... 2-242-3 The Comparative Specifications of Product .......................................................................... 2-262-4 Accessories (Options) ..................................................................................................................... 2-2713. Alignment and Adjustments ............................................................................................... 3-13-1 Error mode and check method ................................................................................................... 3-13-2 Setting Option Setup Method ...................................................................................................... 3-43-2-1 PCB option code input method ....................................................................................... 3-43-2-2 Indoor unit option code ...................................................................................................... 3-914. Disassembly and Reassembly ......................................................................................... 4-14-1 Indoor Unit ........................................................................................................................................... 4-14-1-1 1-Way cassette type ............................................................................................................ 4-14-1-2 2-Way cassette type ............................................................................................................ 4-104-1-3 4-Way cassette type ............................................................................................................ 4-184-1-4 Duct type (Low silhouette) ................................................................................................ 4-264-1-5 Duct type (High pressure) ................................................................................................. 4-324-1-6 Duct type (Built-in) ............................................................................................................... 4-364-1-7 Duct type (Slim) ..................................................................................................................... 4-404-1-8 Wall-mounted type ............................................................................................................... 4-454-1-9 Ceiling type ............................................................................................................................. 4-484-2 Outdoor Unit ........................................................................................................................................ 4-57