Daikin FDKS25CVMB Service Manual Page 119
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Control Specification SiENBE12-522A
108 Function and Control
3.8 Fan Control
Outline Fan control is carried out with following functions.
1. Fan ON control for electric component cooling fan
2. Fan control when defrosting
3. Fan OFF delay when stopped
4. ON/OFF control when cooling operation
5. Fan control when the number of heating rooms decreases
6. Fan control when forced operation
7. Fan control in indoor / outdoor silent operation
8. Fan control for pressure difference upkeep
Detail Fan OFF Control when Stopped
$ Fan OFF delay for 60 seconds must be made when the compressor is stopped.
Fan control when the number of heating room decreases (Only for Heat Pump Model)
When the outdoor air temperature is more than 10°C, the fan must be turned OFF for 30
seconds.
Tap Control in Indoor / Outdoor Unit Silent Operation
1. When Cooling Operation
When the outdoor air temperature is less than 37°C, the fan tap must be set to L.
2. When Heating Operation
When the outdoor air temperature is more than 4°C, the fan tap must be turned to L (only for
heat pump model).
3.9 Liquid Compression Protection Function 2
Outline In order to obtain the dependability of the compressor, the compressor must be stopped
according to the conditions of the temperature of the outdoor air and outdoor heat exchanger.
Detail Heat Pump Model
$ Operation stop depending on the outdoor air temperature
Compressor operation turns OFF under the conditions that the system is in cooling operation
and outdoor air temperature is below –10°C.
Cooling Only Model
$ Operation stops depending on the outdoor air temperature.
Compressor operation turns OFF under the condition that outdoor air temperature is below
–10°C.
- Service 1
- SUPER MULTI NX 2
- D-Series 2
- !Heat Pump 3
- Printed Circuit Board 4
- Connector Wiring Diagram65 4
- Function and Control81 4
- System Configuration121 5
- Service Diagnosis197 5
- Table of Contents v 6
- Drawings & Flow Chartsv 7
- 1. Introduction 8
- 1.1.3 Inspection after Repair 10
- 1.1.4 Using Icons 11
- 1.1.5 Using Icons List 11
- List of Functions 12
- 1. List of Functions 13
- List of Functions 3 14
- 4 List of Functions 15
- List of Functions 5 16
- 6 List of Functions 17
- List of Functions 7 18
- 1.2 Heat Pump Models 19
- List of Functions 9 20
- 10 List of Functions 21
- List of Functions 11 22
- 12 List of Functions 23
- List of Functions 13 24
- 14 List of Functions 25
- List of Functions 15 26
- 16 List of Functions 27
- List of Functions 17 28
- 18 List of Functions 29
- Specifications 30
- 1. Specifications 31
- SiENBE12-522A Specifications 32
- Specifications 21 32
- Specifications SiENBE12-522A 33
- 22 Specifications 33
- Specifications 23 34
- 24 Specifications 35
- Specifications 25 36
- 26 Specifications 37
- Specifications 27 38
- 28 Specifications 39
- Specifications 29 40
- Duct Connected Type 40
- 30 Specifications 41
- Specifications 31 42
- 32 Specifications 43
- Specifications 33 44
- Floor Standing Type 44
- 34 Specifications 45
- Specifications 35 46
- 36 Specifications 47
- Specifications 37 48
- 38 Specifications 49
- Specifications 39 50
- 1.3 Indoor Units - Heat Pump 51
- Specifications 41 52
- 42 Specifications 53
- Specifications 43 54
- 44 Specifications 55
- Specifications 45 56
- 46 Specifications 57
- Specifications 47 58
- 48 Specifications 59
- Specifications 49 60
- 50 Specifications 61
- Specifications 51 62
- Specifications 53 64
- 54 Specifications 65
- Specifications 55 66
- 56 Specifications 67
- Specifications 57 68
- 1.4 Outdoor Units - Heat Pump 69
- Specifications 59 70
- 60 Specifications 71
- Specifications 61 72
- 62 Specifications 73
- Specifications 63 74
- 64 Specifications 75
- Connector Wiring Diagram 76
- 1.1 Wall Mounted Type 77
- PCB(1): Control PCB 78
- Connectors 79
- PCB(2): Signal Receiver PCB 81
- 1.2 Duct Connected Type 84
- PCB (2): Display PCB 85
- PCB (2): Power Supply PCB 87
- PCB (3): Display PCB 87
- PCB (4): Signal Receiver PCB 87
- 1.4 Floor Standing Type 88
- PCB (2): Control PCB 90
- 1.5 Outdoor Units 91
- Function and Control 92
- 1. Main Functions 93
- Forced Cooling / 94
- Heating Operation 94
- Auto-Swing 95
- (R2818) (R2818) 96
- 1.4 Programme Dry Function 97
- 1.5 Automatic Operation 98
- 1.6 Thermostat Control 99
- 1.7 Night Set Mode 100
- 1.8 ECONO Mode 101
- 1.9 INTELLIGENT EYE 102
- Main Functions SiENBE12-522A 103
- 92 Function and Control 103
- 1.10 HOME LEAVE Operation 104
- Details of the 105
- ON/OFF button 106
- 1.12.8 Mold Proof Air Filter 107
- 1.12.10Auto-restart Function 107
- 2.1 Main Structural Parts 108
- 2.2 Function of Thermistor 109
- D Indoor Heat 110
- Exchanger 110
- Thermistor (DCN) 110
- E Liquid Pipe 110
- Thermistor (DLN) 110
- 2.2.2 Cooling Only Model 111
- 3. Control Specification 113
- 3.2 Frequency Control 114
- 3.3.1 Preheating Operation 116
- 3.3.4 3 Minutes Stand-by 116
- 3.4 Discharge Pipe Control 117
- 3.5 Input Current Control 117
- 3.7 Heating Peak-cut Control 118
- 3.8 Fan Control 119
- 3.10 Defrost Control 120
- Outline Heat Pump Only 121
- Detail Separate into Zones 121
- Function and Control 111 122
- 3.12.10 Oil Recovery Function 124
- Gas insufficient 125
- 3.14 Forced Operation Mode 126
- 3.15 Wiring-Error Check 127
- Function and Control 117 128
- 3.16 Additional Function 129
- COOL mode (C) 130
- HEAT mode (H) 130
- 5<C>3<H>1 130
- 120 Function and Control 131
- System Configuration 132
- 1. System Configuration 133
- 2. Instruction 134
- Safety precautions 135
- Installation site 136
- Electrical work 136
- System relocation 136
- Names of parts 137
- Indoor Unit 137
- Outdoor Unit 138
- Remote Controller 139
- ■ Outdoor Unit 147
- ■ Remote Controller 148
- Preparation Before Operation 155
- To set the clock 157
- Turn the breaker ON 157
- 2. Press “ON/OFF button” 158
- Instruction SiENBE12-522A 159
- 148 System Configuration 159
- 1. Press “SWING button” 160
- 150 System Configuration 161
- To adjust the horizontal 162
- (louvers) 163
- SiENBE12-522A Instruction 164
- System Configuration 153 164
- " To 3-D Airflow 165
- " To cancel 3-D Airflow 165
- (louvres) 167
- Air flow selection 169
- POWERFUL Operation 170
- 1. Press “SILENT button” 171
- ECONO Operation 172
- HOME LEAVE Operation 173
- Useful in these cases 174
- INTELLIGENT EYE Operation 175
- INTELLIGENT EYE 178
- Notes on “INTELLIGENT EYE” 180
- TIMER Operation 181
- ATTENTION 182
- Note for Multi System 183
- Priority Room Setting 184
- Care and Cleaning 185
- [ Maintenance ] 186
- [ Replacement] 186
- Before a long idle period 187
- System Configuration 181 192
- 182 System Configuration 193
- Cleaning the drain pan 195
- Air purifying filter 197
- Trouble Shooting 202
- Check again 203
- Case Check 203
- Disposal requirements 204
- Fault diagnosis 205
- System Configuration 195 206
- 196 System Configuration 207
- Service Diagnosis 208
- 1. Caution for Diagnosis 209
- Troubleshooting 210
- Indication 210
- 3. Service Check Function 212
- → See 7.) 213
- → Refer to page 204.) 214
- 5. Troubleshooting 216
- 5.2 Outdoor Units 217
- Troubleshooting SiENBE12-522A 219
- 208 Service Diagnosis 219
- 5.5.1 AC Motor 221
- 5.5.2 DC Motor 222
- SiENBE12-522A Troubleshooting 224
- Service Diagnosis 213 224
- 214 Service Diagnosis 225
- Service Diagnosis 215 226
- 216 Service Diagnosis 227
- 5 1 4 2 1 3 4 4 4 228
- 5 1 4 2 1 3 4 4 1 230
- 5.12 Compressor Lock 231
- 5.13 DC Fan Lock 232
- 5 1 1 2 4 3 1 4 4 233
- 5 1 4 2 1 3 1 4 1 235
- 5 1 4 2 4 3 1 4 1 240
- P4, J3, J6, J8, J9, H9 243
- 5 1 4 2 4 3 1 4 4 245
- 5 1 1 2 1 3 1 4 4 247
- 5 1 1 2 1 3 4 4 1 249
- 5.24 Insufficient Gas 251
- 5.25 Low-voltage Detection 253
- 5 1 1 2 1 3 1 4 1 254
- 6. Check 255
- Check No.05 257
- Check No.07 259
- Check No.08 260
- Check No.09 260
- Check No.11 261
- 6.1.12 Power Transistor Check 262
- Check SiENBE12-522A 263
- 252 Service Diagnosis 263
- 6.1.15 Hall IC Check 264
- 254 Service Diagnosis 265
- Removal Procedure 266
- 1.1 Removal of Outer Panels 267
- 1.2 Removal of Propeller Fans 270
- 1.3 Removal of Electrical Box 271
- 266 Removal Procedure 277
- Procedure Points 277
- 1.4 Removal of PCB 278
- 268 Removal Procedure 279
- 1.5 Removal of Fan Motor 281
- 1.8 Removal of Shunt 286
- 1.10 Removal of Compressor 289
- 2.1 Removal of Outer Panels 291
- 2.2 Removal of Electrical BOX 292
- 2.3 Removal of PCB 296
- 286 Removal Procedure 297
- 2.4 Removal of Fan Motor 299
- 2.5 Removal of Sound Blanket 300
- Removal Procedure 291 302
- 2.9 Removal of Compressor 305
- SiENBE12-522A 306
- Others 295 306
- 1. Others 307
- 1.2 Jumper Settings 308
- Others SiENBE12-522A 309
- 298 Others 309
- Appendix 310
- 1. Piping Diagrams 311
- SiENBE12-522A Piping Diagrams 312
- Appendix 301 312
- 1.1.2 Duct Connected Type 313
- Appendix 303 314
- 1.1.4 Floor Standing Type 315
- 1.2 Outdoor Units 316
- 4MKS90DVMB, 4MKS90DAVMB 317
- 1.2.2 Heat Pump 318
- 4MXS80DVMB, 4MXS80DAVMB 319
- 2. Wiring Diagrams 320
- Wiring Diagrams SiENBE12-522A 321
- 310 Appendix 321
- 2.1.2 Duct Connected Type 322
- 2.1.4 Floor Standing Type 323
- 2.2 Outdoor Units 324
- 2.2.2 Heat Pump 325
- SiENBE12-522A Wiring Diagrams 326
- Appendix 315 326
- 316 Appendix 327
- Index iii 330
- Drawings & Flow Charts 332
- ÉSiENBE12-522ATËÍ 335
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