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Si12-619A
Index
iii
L
L1 ......................................................................71, 74
L2 ......................................................................71, 74
L3 ..................................................................243, 245
L4 ..................................................................247, 249
L5 ..........................................................................251
LED A............................52, 54, 56, 58, 61, 67, 70, 73
LED1 .............................52, 54, 56, 58, 64, 67, 70, 73
LED11 .....................................................................61
LED12 .....................................................................61
LED14 .....................................................................61
LED2 .............................52, 54, 56, 58, 64, 67, 70, 73
LED3 .............................52, 54, 56, 58, 64, 67, 70, 73
LED4 .....................................................64, 67, 70, 73
limit switch continuity check ..................................260
liquid compression protection function 2 ...............106
liquid pipe thermistor .......................96, 305, 314, 347
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
mold proof air filter (prefilter) ...................................93
mold proof operation .......................................87, 158
motorized valve coil...............................................345
multi system ..........................................................167
N
N........................................................................70, 73
names of parts ......................................................124
night set mode.........................................................85
O
oil recovery function ..............................................111
OL activation .........................................................225
ON/OFF button on indoor unit.................................92
opening limit ..........................................................110
operation lamp ......................................................202
outdoor air thermistor ....................................283, 314
outdoor heat exchanger thermistor ...................95, 97
outdoor unit fan system check (with DC motor) ....265
outdoor unit PCB abnormality ...............................224
OUTDOOR UNIT QUIET operation ......................156
outer panels ..................................................303, 318
output over current detection ................................251
over current ...........................................................112
overload ................................................................112
overload protector .............................................70, 73
overload relay........................................................305
over-voltage detection...........................................257
P
P4..........................................................................241
PCB .............................................................. 308, 340
photocatalytic deodorizing filter .............................. 92
PI control .............................................................. 101
piping diagrams .................................................... 360
position sensor abnormality ................................. 238
power failure recovery function ...... 52, 54, 56, 58, 61
power supply PCB.................................................. 59
power supply PCB (35 class) ................................. 62
power supply PCB (50 class) ................................. 62
power supply waveforms check ........................... 266
power transistor.................................................... 358
power transistor check ......................................... 267
power-airflow dual flaps ......................................... 80
POWERFUL operation ......................................... 155
POWERFUL operation mode ............................... 116
preheating operation ............................................ 103
preparation before operation ................................ 142
pressure equalization control ............................... 110
preventing indoor freezing.................................... 113
printed circuit board (PCB)
buzzer PCB...................................................... 55
control PCB............................................ 285, 309
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
display PCB ............................. 53, 55, 57, 60, 63
display PCB (A4P) ........................................... 66
filter PCB.......................................................... 71
INTELLIGENT EYE sensor PCB ............... 53, 55
inverter PCB .................................................. 310
inverter PCB (MID2) .................................. 72, 75
main PCB (outdoor unit E series 50-58 class
models) ............................................... 68
main PCB (outdoor unit E series 80-100 class
models) ............................................... 68
MID1 ................................................................ 74
power supply PCB ........................................... 59
power supply PCB (35 class)........................... 62
power supply PCB (50 class)........................... 62
service monitor PCB .................. 69, 71, 308, 310
service PCB ................................................... 284
signal receiver PCB ....................... 53, 55, 60, 63
signal receiver PCB (A3P) ............................... 66
SPM ........................................................... 72, 75
priority room setting.............................................. 116
problem symptoms and measures ....................... 204
programme dry function ......................................... 82
propeller fan ......................................................... 290
R
radiation fin temperature rise ............................... 247
reactor .................................................................. 341
remote controller .................................................. 205
removal procedure
coils................................................................ 345
compressor .................................... 301, 317, 354
distributor ....................................................... 299
electrical box.................................. 277, 304, 334
electronic expansion valve coil .............. 296, 313
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 ...