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Si12-619A
Drawings & Flow Charts
vii
Drawings & Flow Charts
Numerics
3-D airflow ..............................................................80
A
anti-icing function in other rooms .........................259
ARC433 ................................................................205
automatic air flow control .......................................81
automatic operation ................................................83
auto-swing ..............................................................80
B
buzzer PCB ............................................................55
C
capacitor voltage check ........................................267
compressor lock ...................................................226
compressor overload ............................................225
compressor protection function ............................103
compressor sensor system abnormality ...............236
control PCB (A1P) ..................................................65
control PCB (indoor unit) ................53, 55, 56, 59, 63
control PCB (outdoor unit D series) .......................74
control PCB (outdoor unit E series 68-75 class
models) ...........................................................71
cooling / heating mode lock ..................................117
CT or related abnormality .....................................239
D
DC fan lock ...........................................................228
defrost control ......................................................107
diagnosis mode ....................................................206
diode bridge .........................................................358
discharge pipe temperature control ..............104, 233
discharge pressure check ....................................265
display PCB ....................................53, 55, 57, 60, 63
display PCB (A4P) .................................................66
E
econo mode ...........................................................86
electrical box temperature rise .............................243
electronic expansion valve check .........................261
electronic expansion valve control .......................108
F
fan motor connector output check ........................260
fan motor or related abnormality
AC motor .......................................................214
DC motor .......................................................215
fan speed steps ......................................................81
four way valve abnormality ...................................231
four way valve performance check .......................262
freeze-up protection control .........................105, 222
freeze-up protection control or
high pressure control ....................................212
frequency control ..................................................100
frequency principle ................................................ 78
function of thermistor ............................................. 95
cooling only model .......................................... 97
heat pump model ............................................ 95
H
Hall IC check ....................................................... 269
heating peak-cut control ...................................... 105
high pressure control in cooling .......................... 234
HOME LEAVE operation ....................................... 90
I
indoor unit PCB abnormality ............................... 211
input current control ............................................ 104
input over current detection ................................. 229
installation condition check ................................. 264
insufficient gas .................................................... 253
insufficient gas control ......................................... 112
INTELLIGENT EYE ............................................... 88
INTELLIGENT EYE sensor PCB ..................... 53, 55
inverter features .................................................... 79
inverter PCB (MID2) ........................................ 72, 75
inverter POWERFUL operation ............................. 91
inverter units refrigerant system check ................ 266
J
jumper settings .................................................... 357
L
limit switch continuity check ................................ 260
location of operation lamp ................................... 202
low Hz high pressure limit ................................... 108
low-voltage detection .......................................... 257
M
main circuit electrolytic capacitor check .............. 268
main PCB (outdoor unit E series 50-58 class models)
........................................................................ 68
main PCB (outdoor unit E series 80-100 class models)
........................................................................ 68
main structural parts .............................................. 94
MID1 ...................................................................... 74
MID2 ................................................................ 72, 75
mode hierarchy ..................................................... 99
N
night set mode ....................................................... 85
O
OL activation ....................................................... 225
ON/OFF button on indoor unit ............................... 92
outdoor unit fan system check (with DC motor) .. 265
outdoor unit PCB abnormality ............................. 224
output over current detection .............................. 251
Summary of Contents for 3MKS50DVM
Page 13: ...Introduction Si12 619A xii ...
Page 131: ...Control Specification Si12 619A 118 Function and Control ...
Page 213: ...Instruction Si12 619A 200 Operation Manual ...
Page 283: ...Check Si12 619A 270 Service Diagnosis ...
Page 302: ...Si12 619A Outdoor Unit E Series 50 52 58 Class Removal Procedure 289 Step Procedure Points ...
Page 385: ...Wiring Diagrams Si12 619A 372 Appendix FTK X S50 60 71FVLT ...
Page 399: ...Si12 619A vi Index ...