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SiUS091133
Table of Contents iii
1.12 Other Functions..........................................................................................40
2. Function of Thermistor..............................................................................41
3. Control Specification.................................................................................42
3.1 Mode Hierarchy..........................................................................................42
3.2 Frequency Control......................................................................................43
3.3 Controls at Mode Changing / Start-up........................................................45
3.4 Discharge Pipe Temperature Control.........................................................46
3.5 Input Current Control..................................................................................47
3.6 Freeze-up Protection Control.....................................................................48
3.7 Heating Peak-cut Control...........................................................................48
3.8 Outdoor Fan Control...................................................................................49
3.9 Liquid Compression Protection Function....................................................49
3.10 Defrost Control...........................................................................................50
3.11 Electronic Expansion Valve Control...........................................................51
3.12 Malfunctions...............................................................................................54
Part 5
Operation Manual................................................................55
1. System Configuration................................................................................56
2. FTXS Series..............................................................................................57
2.1 Remote Controller......................................................................................57
2.2 AUTO · DRY · COOL · HEAT · FAN Operation..........................................59
2.3 Adjusting the Airflow Direction and Rate....................................................61
2.4 COMFORT AIRFLOW / INTELLIGENT EYE Operation............................. 64
2.5 POWERFUL Operation..............................................................................66
2.6 OUTDOOR UNIT QUIET Operation...........................................................67
2.7 ECONO Operation .....................................................................................68
2.8 OFF TIMER Operation...............................................................................69
2.9 ON TIMER Operation.................................................................................70
2.10 WEEKLY TIMER Operation ....................................................................... 71
3. FDXS Series .............................................................................................77
3.1 Remote Controller......................................................................................77
3.2 AUTO · DRY · COOL · HEAT · FAN Operation..........................................79
3.3 Adjusting the Airflow Rate..........................................................................81
3.4 POWERFUL Operation..............................................................................82
3.5 OUTDOOR UNIT QUIET Operation...........................................................83
3.6 ECONO Operation .....................................................................................84
3.7 OFF TIMER Operation...............................................................................85
3.8 ON TIMER Operation.................................................................................86
Part 6
Service Diagnosis................................................................87
1. Troubleshooting with LED.........................................................................89
1.1 Indoor Unit..................................................................................................89
1.2 Outdoor Unit...............................................................................................89
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