6
1. Preparation..................................................................................................................... 179
2. Precaution ...................................................................................................................... 180
3. Wall Mounted ................................................................................................................ 181
4. Cassette .......................................................................................................................... 183
5. Ceiling Floor ................................................................................................................... 190
6. Duct ................................................................................................................................ 193
7. Outdoor Unit .................................................................................................................. 197
8. Connection piping installation ....................................................................................... 198
9. Emptying or vacuum ...................................................................................................... 201
10. Insulation...................................................................................................................... 203
11. Additional refrigerant charge ....................................................................................... 205
12. Electrical connection .................................................................................................... 206
Part12 PCB Instruction .................................................................................... 210
1. Outdoor Unit PCB ........................................................................................................... 210
2. Indoor Unit PCB .............................................................................................................. 214
Part13 Trouble Shooting ................................................................................. 217
1. Failure code display ........................................................................................................ 217
2. Failure analysis ............................................................................................................... 219