![background image](http://html1.mh-extra.com/html/daikin/ftks50bvmb/ftks50bvmb_service-manual_501473447.webp)
SiEN18-622
Index
i
Index
A
A1 .................................................................322, 333
A1P ........................................................................55
A2P ........................................................................56
A3 .........................................................................334
A3P ........................................................................57
A4P ........................................................................58
A5 .........................................................................323
A6 .................................................325, 326, 337, 338
A7 .........................................................................340
A9 .........................................................................352
abnormal discharge pipe temperature .................368
actuation of high pressure switch .........................360
actuation of low pressure switch ..........................362
address duplication of central remote control ......399
address setting jumper ...................60, 62, 64, 66, 69
AF .........................................................................336
air purifying filter ...................................................131
air purifying filter with photocatalytic deodorizing
function .........................................................131
AJ .........................................................................342
ARC433A .............................................................307
automatic air flow control .....................................120
automatic operation ..............................................122
auto-restart .............................................................60
auto-restart function .....................................131, 140
auto-swing ............................................................119
B
BP unit command conversion ..............................114
BP unit control ......................................................114
BP unit electronic expansion valve control ...........115
BP unit PCB ...........................................................59
BS1 ......................................................56, 72, 75, 80
BS2 ........................................................................56
BS3 ........................................................................56
BS4 ........................................................................56
BS5 ........................................................................56
buzzer PCB ............................................................63
C
C4 .................................................................328, 343
C5 .........................................................................344
C7 .........................................................................329
C9 .................................................................328, 345
centralized control ................................60, 62, 64, 66
centralized group No. setting ...............................178
check
check for causes of drop in low pressure ......405
check for causes of rise in high pressure ......404
check for fan motor connector .......................406
fan motor connector output check .........330, 350
Hall IC check .................................................332
limit switch continuity check ...........................330
power supply waveforms check .....................358
thermistor resistance check .................. 331, 351
check for causes of drop in low pressure ............ 405
check for causes of rise in high pressure ............ 404
check for fan motor connector ............................. 406
check operation ........................................... 149, 169
check operation not executed ............................. 391
CJ ........................................................................ 346
compressor motor lock ........................................ 364
compressor PI control ........................................... 96
condensation avoidance control (FHQ only) ....... 135
connectors ............................................................. 54
control PCB (A1P) ..................................... 76, 79, 81
control PCB (indoor unit) ... 61, 63, 64, 67, 71, 73, 81
cool/heat mode switching .................................... 161
cool/heat selector PCB (A4P) ............................... 58
cooling operation fan control ............................... 100
D
defrosting operation ............................................ 104
demand operation ............................................... 113
dew condensation prevention control .................. 112
dew prevention fan control .................................. 143
diagnosis mode ................................................... 308
discharge pipe protection control ........................ 109
display PCB ................................... 61, 63, 65, 68, 71
display PCB (A3P) ................................................ 77
display PCB (A4P) .......................................... 74, 82
drain pump control .............................................. 135
DS1 ....................................................................... 56
E
E ............................................................................ 57
E1 ........................................................................ 359
E2 ........................................................................ 353
E3 ........................................................................ 360
E4 ........................................................................ 362
E5 ........................................................................ 364
E7 ........................................................................ 365
E9 ........................................................................ 366
econo mode ........................................................ 125
electric function parts .......................................... 133
electronic expansion valve PI control .................... 99
error codes
A1 ......................................................... 322, 333
A3 ................................................................. 334
A5 ................................................................. 323
A6 ......................................... 325, 326, 337, 338
A7 ................................................................. 340
A9 ................................................................. 352
AF ................................................................. 336
AJ .................................................................. 342
C4 ......................................................... 328, 343
C5 ................................................................. 344
C7 ................................................................. 329
C9 ......................................................... 328, 345
Summary of Contents for FTKS50BVMB
Page 1: ...SiEN18 622 E Series Service Manual Applied Models zSuper Multi Plus Cooling Only Heat Pump ...
Page 105: ...Refrigerant Flow for Each Operation Mode SiEN18 622 92 Refrigerant Circuit ...
Page 157: ...Indoor Unit SkyAir Models SiEN18 622 144 Function ...
Page 312: ...SiEN18 622 Ceiling Mounted Cassette Type System Configuration 300 ...
Page 424: ...Method of Replacing The Inverter s Power Transistors Modules SiEN18 622 412 Troubleshooting ...
Page 446: ...Wiring Diagrams SiEN18 622 434 Appendix ...
Page 452: ...SiEN18 622 vi Index ...