Table Of Contents - Daikin CTXS09GVJU Service Manual

1. Introduction ................................................................................................ vi
Part 1 List of Functions ................................................................... 1
1. List of Functions ..........................................................................................2
Part 2 Specifications ....................................................................... 7
1. Specifications ..............................................................................................8
Part 3 Printed Circuit Board Connector Wiring Diagram .............. 13
1. Printed Circuit Board Connector Wiring Diagram......................................14
Part 4 Function and Control........................................................... 23
1. Main Functions..........................................................................................24
2. Function of Thermistor ..............................................................................38
3. Control Specification .................................................................................40
ii
1.1 Safety Considerations ..................................................................................vi
1.2 Using Icons...................................................................................................xi
1.1 Heat Pump Model......................................................................................... 2
1.1 Indoor Units .................................................................................................. 8
1.2 Outdoor Units ............................................................................................. 10
1.1 Indoor Unit.................................................................................................. 14
1.2 Outdoor Unit ............................................................................................... 18
1.1 Frequency Principle.................................................................................... 24
1.2 Power-Airflow Dual Flaps, Wide Angle Louvers and Auto-Swing .............. 26
1.3 Fan Speed Control for Indoor Units............................................................ 27
1.4 Program Dry Function ................................................................................ 28
1.5 Automatic Operation................................................................................... 29
1.6 Temperature Control .................................................................................. 30
1.7 Night Set Mode........................................................................................... 31
1.8 INTELLIGENT EYE .................................................................................... 32
1.9 HOME LEAVE Operation ........................................................................... 34
1.10 Inverter POWERFUL Operation ................................................................. 35
1.11 Other Functions.......................................................................................... 35
2.1 Heat Pump Model....................................................................................... 38
3.1 Mode Hierarchy .......................................................................................... 40
3.2 Frequency Control...................................................................................... 41
3.3 Controls at Mode Changing / Start-up........................................................ 43
3.4 Discharge Pipe Control .............................................................................. 44
3.5 Input Current Control.................................................................................. 44
3.6 Freeze-up Protection Control ..................................................................... 45
3.7 Heating Peak-cut Control ........................................................................... 45
3.8 Fan Control................................................................................................. 46
3.9 Moisture Protection Function 2................................................................... 46
3.10 Defrost Control ........................................................................................... 47
3.11 Low Hz High Pressure Limit ....................................................................... 49
3.12 Electronic Expansion Valve Control ........................................................... 50
SiUS12-814

Table of Contents