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SiEN18-622
iv
Index
O
oil return operation ...............................................102
ON/OFF button on indoor unit ..............................130
operation lamp .....................................................303
operation mode ......................................................94
outdoor unit identification function ........................135
outdoor unit PCB layout .......................................151
outdoor unit thermistors for discharge pipe ..........408
P
P .............................................................................54
P1 .........................................................................384
P4 .........................................................................385
photocatalytic deodorizing filter ............................131
piping diagrams ....................................................414
PJ .........................................................................386
power failure recovery function ......60, 62, 64, 66, 69
power supply insufficient or instantaneous failure
......................................................................389
power supply PCB ..................................................67
power supply PCB (25, 35 class) ...........................70
power supply PCB (50 class) .................................70
power supply waveforms check ...........................358
power-airflow dual flaps .......................................119
pressure sensor ...................................................409
printed circuit board (PCB)
BP unit PCB .....................................................59
buzzer PCB .....................................................63
control PCB (A1P) ...............................76, 79, 81
control PCB (indoor unit)
.........................61, 63, 64, 67, 71, 73, 81
cool/heat selector PCB (A4P) ..........................58
display PCB .............................61, 63, 65, 68, 71
display PCB (A3P) ...........................................77
display PCB (A4P) .....................................74, 82
INTELLIGENT EYE sensor PCB ...............61, 63
main PCB (A1P) ..............................................55
noise filter PCB (A3P) ......................................57
power supply PCB ...........................................67
power supply PCB (25, 35 class) .....................70
power supply PCB (50 class) ...........................70
service PCB (A2P) ...........................................56
signal receiver PCB .......................61, 63, 68, 71
signal receiver PCB (A2P) ...............................77
signal receiver PCB (A3P) .........................74, 82
printed circuit board connector wiring diagram ......54
program dry operation function ............................140
programme dry function .......................................121
protection control ..................................................107
pump-down residual operation .............................105
R
refrigerant circuit ....................................................84
refrigerant flow for each operation mode ...............88
refrigerant overcharged ........................................369
refrigerant recovery mode ....................................168
remote control ......................................................307
remote control thermistor .....................................346
remote control thermostat ....................................139
restart standby .....................................................105
RTH1 ..........................................................60, 62, 64
S
S1 .............................................................. 60, 62, 64
S201 ...................................................................... 69
S202 ...................................................................... 69
S203 ...................................................................... 69
S204 ...................................................................... 69
S21 ................................................ 60, 62, 64, 66, 69
S23 ........................................................................ 69
S24 .................................................................. 66, 69
S25 .................................................................. 66, 69
S26 ................................................ 60, 62, 64, 66, 69
S27 ............................................................ 60, 62, 66
S28 .................................................................. 60, 62
S29 .................................................................. 60, 62
S301 ...................................................................... 69
S302 ...................................................................... 69
S31 .................................................................. 66, 69
S32 ................................................ 60, 62, 64, 66, 69
S35 .................................................................. 60, 62
S36 ............................................................ 60, 62, 66
S37 .................................................................. 62, 66
S38 ........................................................................ 62
S6 ........................................................ 60, 62, 66, 69
S7 .............................................................. 64, 66, 69
S8 .................................................................... 62, 69
SC control in heating operation ........................... 118
self-diagnosis by wired remote control ................ 312
self-diagnosis by infrared remote control ............ 313
self-diagnosis digital display ................................ 131
sensor data display ............................................. 179
service check function ......................................... 307
service PCB (A2P) ................................................ 56
setting by dip switches ........................................ 152
setting by pushbutton switches ........................... 154
setting of low noise operation and demand operation
..................................................................... 163
setting of refrigerant additional charging operation
..................................................................... 167
SH control in cooling operation ........................... 117
shutter drive motor / shutter limit switch abnormality
..................................................................... 329
signal receiver PCB ............................. 61, 63, 68, 71
signal receiver PCB (A2P) .................................... 77
signal receiver PCB (A3P) .............................. 74, 82
signal receiving sign ............................................ 130
special control ..................................................... 101
specifications ......................................................... 18
SS2 ........................................................... 72, 75, 80
startup control ..................................................... 101
stopping operation ............................................... 106
suction air thermistor ........................................... 345
SW1 .............................................. 60, 62, 64, 66, 69
SW2 ................................................................ 66, 69
SW4 ...................................................................... 69
swing flap motor malfunction / lock ..................... 340
system is not set yet ............................................ 402
T
test operation
procedure and outline ................................... 146
test operation from the remote control ................ 180
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 ...