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Si21-205
Drawings & Flow Charts
v
Drawings & Flow Charts
A
address setting
.......................................................62
appearance
indoor units
........................................................3
outdoor units
......................................................3
remote controller
................................................3
C
capacitor voltage check
.......................................226
centralized address setting error
..........................161
centralized group No. setting
.................................64
compressor lock
.......................................... 165
,
196
compressor protection function
..................... 91
,
107
condensation avoidance control (FHQ only)
..........77
control PCB
............................................................69
CT or related abnormality
........................... 171
,
204
D
DC fan lock
..........................................................197
defrost control
............................................... 96
,
111
discharge pipe control
............................................92
discharge pipe temperature control
.... 108
,
169
,
202
discharge pressure check
........................... 190
,
224
drain pump control
.................................................77
E
electrical box temperature rise
.................... 175
,
208
electronic expansion valve check
............... 187
,
220
electronic expansion valve control
................ 97
,
112
F
failure of capacity setting
.....................................151
failure of drain system
..........................................145
failure of indoor unit PC board
.............................142
fan motor connector output check
....... 162
,
186
,
219
field setting
wired remote controller
....................................55
wireless remote controller
................................56
four way valve abnormality
......................... 167
,
200
four way valve performance check
............. 188
,
221
freeze-up protection control
.................... 76
,
93
,
109
frequency control
.......................................... 89
,
105
function outline
.......................................................74
H
hall IC check
........................................................194
heating peak-cut control
................................ 93
,
109
high pressure control in cooling
.................. 184
,
217
I
indoor unit fan motor lock
.....................................146
indoor unit PCB (FFQ-B)
........................................65
indoor unit PCB (FHQ-B)
.......................................66
input current control
...................................... 92
,
108
input over current detection
........................ 166
,
198
INSPECTION/TEST button
................................. 133
installation condition check
......................... 190
,
223
insufficient gas
............................................ 181
,
214
insufficient gas control
................................. 100
,
115
inverter units refrigerant system check
....... 192
,
225
L
low Hz high pressure limit
................................... 111
low-voltage detection
.......................................... 216
M
main circuit electrolytic capacitor check
.............. 227
MAIN/SUB switch (SS1)
........................................ 61
maintenance mode setting
.................................... 71
malfunction of drain water level system
.............. 143
malfunction of field setting switch
........................ 159
malfunction of
heat exchanger thermistor (R2T)
................. 152
malfunction of
heat exchanger thermistor (R3T)
................. 153
malfunction of indoor unit fan motor
.................... 147
malfunction of remote controller thermistor
......... 155
malfunction of suction air thermistor
................... 154
MID
........................................................................ 70
mode hierarchy
............................................. 88
,
104
moisture protection function 1
............................... 94
O
OL activation (compressor overload)
.......... 164
,
195
outdoor unit fan system check
(with AC motor)
............................................ 191
outdoor unit fan system check
(with DC motor)
............................................ 224
outdoor unit PCB (25/35 class)
............................. 67
outdoor unit PCB (50/60 class)
............................. 69
output over current detection
...................... 179
,
212
over-voltage detection
......................................... 183
P
piping diagrams
FFQ 25/35/50/60 BV1B
................................ 312
FHQ 35/50/60 BUV1B
.................................. 312
RKS25BVMB
................................................ 313
RKS35BVMB
................................................ 313
RKS50BVMA
................................................ 315
RKS50BVMB
................................................ 315
RKS60BVMA
................................................ 315
RKS60BVMB
................................................ 315
RS50BVMB
................................................... 315
RS60BVMB
................................................... 315
RXS25BVMB
................................................ 314
RXS35BVMB
................................................ 314
RXS50BVMA
................................................ 316
RXS50BVMB
................................................ 316
RXS60BVMA
................................................ 316
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 ...