Troubleshooting by Indication on the Remote Controller
SiBE37-701
340
Troubleshooting
Troubleshooting
NO
NO
YES
YES
NO
NO
YES
Connect the power supply wire
for the outside control adapter to
5V supply line.
Replace the main PC board of
the outdoor unit.
YES
Replace the main PC board of
the outdoor unit.
NO
NO
YES
Set the cooling/heating switch of
the outside control adapter to
“individual”.
Switch cooling/heating in
a lump.
Setting of
cooling/heating switch
for the outside control
adapter is “Master
in a lump”.
Setting of
cooling/heating switch
for the outside control adapter
is “Slave in a lump”.
Check if
the normal condition
monitor LED for the outdoor
unit main PC board
blinks.
Check if the
outdoor unit is powered on.
Check if
the power supply
wire for the outside control
adapter is connected
to 5V supply
line.
Check if
the normal condition
monitor LED for the outside
control adapter
blinks.
Set the
cooling/heating switch
of the outside control adapter to
“individual”. Then check if the
failure occurs again.
YES
NO
The integrated addresses for
cooling/heating within the
outdoor/outdoor transmission are
duplicated. Set the address
again.
NO
YES
Replace the main PC board of
the outdoor unit.
Diagnosis Flow 2
YES
Replace the PC board of the
outside control adapter.
Supply power to the outdoor
unit.
Check 3
Check 4
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
Summary of Contents for VRV III REYQ8PY1B
Page 1: ...REYQ8 48PY1B R 410A Heat Recovery 50Hz SiBE37 701...
Page 111: ...Refrigerant Flow for Each Operation Mode SiBE37 701 100 Refrigerant Circuit...
Page 252: ...SiBE37 701 Troubleshooting by Remote Controller Troubleshooting 241...
Page 396: ...SiBE37 701 Piping Diagrams Appendix 385 REYQ14P 16P 3D058153B S2NPL S1NPH...
Page 397: ...Piping Diagrams SiBE37 701 386 Appendix REMQ8P 3D057743...
Page 398: ...SiBE37 701 Piping Diagrams Appendix 387 REMQ10P 12P 3D057742...
Page 399: ...Piping Diagrams SiBE37 701 388 Appendix REMQ14P 16P 3D057741...
Page 400: ...SiBE37 701 Piping Diagrams Appendix 389 1 2 Indoor Unit FXFQ P...
Page 405: ...Piping Diagrams SiBE37 701 394 Appendix 1 3 BS Unit 4D057985A...
Page 415: ...Wiring Diagrams for Reference SiBE37 701 404 Appendix FXZQ20M 25M 32M 40M 50MV1...
Page 416: ...SiBE37 701 Wiring Diagrams for Reference Appendix 405 FXCQ20M 25M 32M 63MV3...
Page 417: ...Wiring Diagrams for Reference SiBE37 701 406 Appendix FXCQ40M 50M 80M 125MV3...
Page 420: ...SiBE37 701 Wiring Diagrams for Reference Appendix 409 FXDQ20M 25MV3...
Page 421: ...Wiring Diagrams for Reference SiBE37 701 410 Appendix FXSQ20M 25M 32M 40M 50M 63MV3...
Page 422: ...SiBE37 701 Wiring Diagrams for Reference Appendix 411 FXSQ80M 100M 125MV3...
Page 447: ...Example of connection SiBE37 701 436 Appendix...
Page 453: ...Method of Checking the Inverter s Power Transistors and Diode Modules SiBE37 701 442 Appendix...
Page 467: ...SiBE37 701 iv Index...
