malfunction of transmission between optional
controllers for centralized control ..................183
malfunction of transmission between remote
control and indoor unit ..................................171
method of replacing the inverter's power
transistors modules .......................................228
O
operation lamp blinks ...........................................187
operation mode ......................................................40
operation of the remote control's inspection /
test operation button .....................................112
outdoor unit pc board layout ...................................70
P
pc board defect ....................................123, 138, 182
piping diagrams ....................................................198
power supply insufficient or instantaneous failure ..166
pressure sensor ...................................................227
R
refrigerant circuit ....................................................36
refrigerant overcharged ........................................148
remote control self-diagnosis function ..................115
remote control service mode ................................113
S
self-diagnosis by wired remote control .................109
self-diagnosis by wireless remote control ............110
image of operation ...........................................96
brc2c51 ............................................................73
system is not set yet .............................................179
T
thermostat sensor in remote control .......................60
cooling .............................................................60
heating .............................................................61
torque wrench ......................................................237
troubleshooting by remote control ........................108
turn power on .........................................................66
W
weigher for refrigerant charge ..............................240
wired remote control ...............................................71
wireless remote control - indoor unit
brc4c type ........................................................72
brc7c type ........................................................72
brc7e type ........................................................72
wiring diagrams ....................................................202
iv
SiENBE34-703
Drawings & Flow Charts