Daikin FTXS09HVJU Service Manual page 5

5. Check ..................................................................................................... 144
Part 7
Removal Procedure ...........................................................153
1. FTXS09/12HVJU.................................................................................... 154
2. FTXS15/18/24HVJU............................................................................... 177
3. RXS09/12DAVJU, RX09/12FAVJU........................................................ 201
iv
4.4 Fan Motor or Related Abnormality .......................................................... 102
4.5 Thermistor or Related Abnormality (Indoor Unit)..................................... 105
4.6 Signal Transmission Error (between Indoor and Outdoor Unit) .............. 106
4.7 OL Activation (Compressor Overload) .................................................... 108
4.8 Compressor Lock .................................................................................... 109
4.9 DC Fan Lock ........................................................................................... 111
4.10 Input Overcurrent Detection .................................................................... 112
4.11 Four-Way Valve Abnormality................................................................... 115
4.12 Discharge Pipe Temperature Control...................................................... 119
4.13 High Pressure Control in Cooling ............................................................ 121
4.14 Position Sensor Abnormality ................................................................... 123
4.15 DC Voltage / Current Sensor Abnormality............................................... 125
4.16 CT or Related Abnormality ...................................................................... 126
4.17 Thermistor or Related Abnormality (Outdoor Unit).................................. 128
4.18 Electrical Box Temperature Rise............................................................. 130
4.19 Radiation Fin Temperature Rise ............................................................. 132
4.20 Output Overcurrent Detection ................................................................. 134
4.21 Refrigerant Shortage ............................................................................... 138
4.22 Over-voltage Detection............................................................................ 142
4.23 Low-voltage Detection............................................................................. 143
5.1 How to Check .......................................................................................... 144
1.1 Removal of Air Filter................................................................................ 154
1.2 Removal of Front Grille ........................................................................... 157
1.3 Removal of Horizontal Blades (Louvers) and Vertical Blades (Fins)....... 160
1.4 Removal of Electrical Box, PCB and Swing Motor .................................. 162
1.5 Removal of Heat Exchanger ................................................................... 168
1.6 Install of Drain Plug ................................................................................. 171
1.7 Removal of Fan Rotor and Fan Motor..................................................... 173
2.1 Removal of the Air Filter / Front Panel .................................................... 177
2.2 Removal of Front Grille ........................................................................... 181
2.3 Removal of Horizontal Blades (Louvers) / Vertical Blades (Fins)............ 184
2.4 Removal of Electrical Box / PCB / Swing Motor ...................................... 187
2.5 Removal of Heat Exchanger ................................................................... 195
2.6 Removal of Fan Rotor / Fan Motor.......................................................... 198
3.1 Removal of Panels and Fan Motor.......................................................... 201
3.2 Removal of Electrical Box ....................................................................... 210
3.3 Removal of Reactor and Partition Plate .................................................. 214
3.4 Removal of Sound Blanket...................................................................... 216
3.5 Removal of Four-Way Valve ................................................................... 218
SiUS04-904
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