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Si21-205
Index
i
Index
Numerics
3 minutes stand-by .........................................91, 107
A
A1 .........................................................................142
A3 .........................................................................143
A6 .................................................................146, 147
A7 .........................................................................149
AC1 ......................................................................296
AC2 ......................................................................297
accumulator ..........................................................309
AF .........................................................................145
air filter .........................................................231, 255
AJ .........................................................................151
appearance ..............................................................3
auto-restart function ...............................................82
B
bellmouth ..............................................................266
bottom panel ........................................................262
C
C4 .........................................................................152
C5 .........................................................................153
C9 .........................................................................154
cable way board ...................................................295
capacitor voltage check ................................193, 226
centralized address setting error ..........................161
centralized group No. setting .................................64
checks for indoor unit
fan motor connector output check .................162
thermistor resistance check ...........................163
checks for outdoor unit (25/35 class)
capacitor voltage check .................................193
discharge pressure check ..............................190
electronic expansion valve check ..................187
fan motor connector output check .................186
four way valve performance check ................188
hall IC check ..................................................194
installation condition check ............................190
inverter units refrigerant system check ..........192
outdoor unit fan system check (with AC motor)
...........................................................191
power supply waveforms check .....................192
power transistor check ...................................193
thermistor resistance check ...........................189
checks for outdoor unit (50/60 class)
capacitor voltage check .................................226
discharge pressure check ..............................224
electronic expansion valve check ..................220
fan motor connector output check .................219
four way valve performance check ................221
installation condition check ............................223
inverter units refrigerant system check ..........225
main circuit electrolytic capacitor check ........227
outdoor unit fan system check (with DC motor)
.......................................................... 224
power supply waveforms check .................... 225
power transistor check .................................. 226
thermistor resistance check .......................... 222
turning speed pulse input on the outdoor unit
PCB check ....................................... 227
CJ ........................................................................ 155
clamp plate .......................................................... 287
CN11 ................................................................... 298
CN14 ................................................................... 298
compressor ................................................. 283, 309
compressor lock .......................................... 165, 196
compressor overload ................................... 164, 195
compressor protection function ..................... 91, 107
condensation avoidance control (FHQ only) ......... 77
control PCB ................................................... 69, 298
CT or related abnormality ............................ 171, 204
D
DC fan lock .......................................................... 197
decoration panel .................................................. 232
defrost control ............................................... 96, 111
dew prevention fan control .................................... 85
discharge grille .................................................... 286
discharge pipe ............................................... 98, 113
discharge pipe temperature control
function (25/35 class) ................................ 92, 99
function (50/60 class) ............................ 108, 114
troubleshooting (25/35 class) ........................ 169
troubleshooting (50/60 class) ........................ 202
discharge pipe thermistor
function (25/35 class) .......................... 86, 87, 98
function (50/60 class) .................... 102, 103, 113
removal procedure ........................................ 304
troubleshooting (25/35 class) ........................ 174
troubleshooting (50/60 class) ........................ 207
discharge pressure check ........................... 190, 224
drain pan ..................................................... 240, 262
drain pump .................................................. 241, 242
drain pump control ................................................ 77
E
E .......................................................................... 296
E5 ................................................................ 164, 195
E6 ................................................................ 165, 196
E7 ........................................................................ 197
E8 ................................................................ 166, 198
EA ............................................................... 167, 200
earth .................................................................... 294
electric function parts ............................................ 75
electrical box ............................................... 270, 301
electrical box cover ............................................. 290
electrical box temperature rise .................... 175, 208
electronic expansion valve .................................. 307
electronic expansion valve check ................ 187, 220
Summary of Contents for Sky Air B-Series R-410A
Page 7: ...Si21 205 vi Table of Contents ...
Page 15: ...Models Si21 205 4 Model Name and Power Supply ...
Page 16: ...Si21 205 Functions 5 Part 2 Functions 1 List of Functions 6 ...
Page 35: ...Wireless Remote Controller Si21 205 24 Remote Controller ...
Page 79: ...Settings Concerning Maintenance Si21 205 68 Field Setting Detail of PCB 2 ...
Page 83: ...Maintenance Mode Setting Si21 205 72 Field Setting ...
Page 239: ...Troubleshooting for Outdoor Unit 50 60 class Si21 205 228 Troubleshooting ...
Page 321: ...Outdoor Unit 50 60 class Si21 205 310 Removal Procedure ...