16. Electronic Function ............................................................................................................................... 181
16.1 Abbreviation ............................................................................................................................. 181
16.2 Display function ....................................................................................................................... 181
16.3 Main Protection ........................................................................................................................ 181
16.4 Operation Modes and Functions ............................................................................................. 183
17. Troubleshooting ..................................................................................................................................... 196
17.1 Indoor Unit Error Display ......................................................................................................... 197
17.2 Error Display on Two Way Communication Wired Controller ................................................. 199
17.3 Outdoor unit error display ........................................................................................................ 200
For 9K-24K outdoor unit: ................................................................................................................. 200
For 36K-60K Outdoor Unit ............................................................................................................... 201
Outdoor check function .................................................................................................................... 201
17.4 Diagnosis and Solution ............................................................................................................ 204
17.5 Main parts check ..................................................................................................................... 241
18. Disassembly Instructions ..................................................................................................................... 251
18.1 Indoor unit ................................................................................................................................ 251
18.2 Outdoor unit ............................................................................................................................. 273