8.14 Auto-Restart function ..................................................................................................................... 31
8.15 Ionizer/Plasma dust collector function(optional) ............................................................................ 31
8.16 Outdoor chassis heating cable (optional) ...................................................................................... 31
9. Troubleshooting ........................................................................................................................................ 32
9.1 Indoor Unit Error Display ................................................................................................................. 33
9.2 Diagnosis and Solution .................................................................................................................... 33
9.3 Key parts checking. ......................................................................................................................... 38