SiBE341001
Troubleshooting by Remote Controller
Troubleshooting
168
Troubleshooting
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
C/H SELECT of the external
control adaptor for outdoor unit
is set to “IND”.
Cool/Heat selection
is unified.
Confirmation of malfunction 3 Confirmation of malfunction 4
Diagnosis Flow 2
Setting of C/H SELECT of
the external control
adaptor for outdoor unit is
“unified MASTER”.
Setting of C/H SELECT
of the external control
adaptor for outdoor unit
is “SLAVE”.
NO
YES
YES
NO
NO
YES
The unified addresses for cooling/
heating within the outdoor/
outdoor transmission are
duplicated. Set the address
again.
Replace the main PCB (A1P) of
the outdoor unit.
Supply the power to the outdoor
unit.
Replace the main PCB (A1P) of
the outdoor unit.
Connect the power supply wire
for the external control adaptor
for outdoor unit to 5V supply
line.
Check if power is
supplied to the
outdoor unit.
Check if the power supply
wire for the external
control adaptor for outdoor
unit is connected to 5V
supply line.
Check if the normal
condition monitor
LED for the outdoor
unit main PCB
blinks.
Check if the normal
condition monitor LED
for the external control
adaptor for outdoor unit
blinks.
Set the C/H SELECT of the
external control adaptor for
outdoor unit to “IND”. Then
check if the failure occurs
again.
YES
NO
NO
NO
NO
YES
YES
YES
NO
YES
Replace the PCB of the external
control adaptor for outdoor unit.
Replace the main PCB (A1P) of
the outdoor unit.
Summary of Contents for RQYQ140-180PY1
Page 216: ...Piping Diagrams SiBE341001 207 Appendix 1 2 BS Unit BSVQ100 160 250PV1 4D057985B...
Page 217: ...SiBE341001 Piping Diagrams Appendix 208 BSV4Q100PV1 3D064148...
Page 218: ...Piping Diagrams SiBE341001 209 Appendix BSV6Q100PV1 3D064149...
Page 220: ...Wiring Diagrams for Reference SiBE341001 211 Appendix 2 2 BS Unit BSVQ100 160 250PV1 3D055928C...
Page 221: ...SiBE341001 Wiring Diagrams for Reference Appendix 212 BSV4Q100PV1 3D063928B...
Page 222: ...Wiring Diagrams for Reference SiBE341001 213 Appendix BSV6Q100PV1 3D063929B...
Page 223: ...SiBE341001 Option List Appendix 214 3 Option List 3 1 Option Lists Outdoor Unit 3D066354...