Contents11. Precautions ........................................................................................................................................ 1-11-1 Installing the air conditioner .......................................................................................................... 1-11-2 Power supply and circuit breaker ................................................................................................. 1-11-3 During operation .............................................................................................................................. 1-21-4 Disposing of the unit ....................................................................................................................... 1-21-5 Others ................................................................................................................................................. 1-212. Product Specifications ............................................................................................................... 2-12-1 The Feature of Product .................................................................................................................. 2-12-2 Product Specifications ................................................................................................................... 2-22-3 The Comparative Specifications of Product ............................................................................... 2-42-4 Accessory and Option Specifications ............................................................................................ 2-53. Disassembly and Reassembly .............................................................................................. 3-13-1 Indoor Unit ......................................................................................................................................... 3-23-2 Outdoor Unit .................................................................................................................................... 3-74. Trouble shooting ........................................................................................................................... 3-14-1 Indoor Display Error and Check Method ................................................................................................... 4-14-2 Outdoor LED Error Display and Check Method ....................................................................................... 4-44-3 Setting Option Setup Method ........................................................................................................................ 4-54-4 Items to be checked first ................................................................................................................................... 4-154-5 Fault Diagnosis by Symptom .......................................................................................................................... 4-164-6 PCB Inspection Method ..................................................................................................................................... 4-334-7 Main Part Inspection Method ......................................................................................................................... 4-355. Exploded Views and Parts List ............................................................................................. 5-15-1 Indoor Unit ......................................................................................................................................... 5-15-2 Outdoor Unit ..................................................................................................................................... 5-55-3 Assy control out ................................................................................................................................ 5-76. PCB Diagram and Parts list ...................................................................................................... 6-16-1 Block Diagram ................................................................................................................................... 6-16-2 PCB Parts list ..................................................................................................................................... 6-77. Wiring Diagram .............................................................................................................................. 7-118. Schematic Diagram ...................................................................................................................... 8-18-1 Indoor Unit ......................................................................................................................................... 8-18-2 Outdoor Unit .................................................................................................................................... 8-29. Reference Sheet ............................................................................................................................. 9-19-1 Refrigerating Cycle Diagram .......................................................................................................... 9-19-2 Index for Model Name ..................................................................................................................... 9-2DB98-29522A_USA_SM.indd 2 2008-2-29 13:17:40