Si12-308
Drawings & Flow Charts v
Drawings & Flow Charts
Drawings & Flow ChartsDrawings & Flow Charts
Drawings & Flow Charts
A
anti-icing function in other rooms ..........................206
automatic air flow control ........................................77
automatic operation.................................................79
auto-swing...............................................................76
B
buzzer PCB .............................................................66
C
capacitor voltage check.........................................214
compressor lock ....................................................185
compressor overload.............................................184
compressor protection function ...............................95
control PCB .......................................... 67
,
69
,
71
,
72
control PCB (indoor unit).........................................66
cooling / heating mode lock...................................110
CT or related abnormality......................................193
D
DC fan lock............................................................186
defrost control .........................................................99
discharge pipe control .............................................96
discharge pipe temperature control.......................191
discharge pressure check .....................................212
display PCB.......................................... 66
,
68
,
69
,
71
E
electrical box temperature rise ..............................197
electronic expansion valve check..........................208
electronic expansion valve control ........................100
F
fan motor (DC motor) or related abnormality ........176
fan motor connector output check.........................207
four way valve abnormality....................................189
four way valve performance check........................209
freeze-up protection control ........................... 97
,
182
freeze-up protection control or
high pressure control .....................................174
frequency control.....................................................93
frequency principle ..................................................74
function of thermistor...............................................88
cooling only model............................................90
heat pump model ..............................................88
H
heating peak-cut control..........................................97
home leave operation..............................................83
I
indoor unit PCB abnormality .................................173
input current control ................................................96
input over current detection...................................187
installation condition check ...................................211
insufficient gas ..................................................... 203
insufficient gas control.......................................... 105
intelligent eye ......................................................... 81
intelligent eye sensor PCB ..................................... 66
inverter features ..................................................... 75
inverter powerful operation..................................... 84
inverter units refrigerant system check................. 213
L
limit switch continuity check ................................. 207
location of operation lamp .................................... 166
low Hz high pressure limit ...................................... 99
low-voltage detection ........................................... 205
M
main circuit electrolytic capacitor check ............... 215
main structual parts ................................................ 87
mode hierarchy ...................................................... 92
N
night set mode........................................................ 80
O
OL activation ........................................................ 184
on/off button on indoor unit .................................... 85
outdoor unit fan system check
(with DC motor) ............................................. 212
output over current detection ............................... 201
P
PCB........................................................................ 63
PCB detail .............................................................. 64
piping diagrams.................................................... 262
position sensor abnormality ................................. 192
power supply PCB............................................ 68
,
70
power supply waveforms check ........................... 213
power transistor check ......................................... 214
priority room setting.............................................. 109
programme dry function ......................................... 78
R
radiation fin temperature rise ............................... 199
S
shutter drive motor /
shutter limit switch abnormality ..................... 179
signal receiver PCB.................................... 66
,
68
,
71
signal transmission error
(between indoor and outdoor units) .............. 180
T
target discharge pipe temperature control ........... 103
thermistor or related abnormality
(indoor unit) ................................................... 178
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