SiBE37-701
Troubleshooting (OP: Central Remote Controller)
Troubleshooting
359
4.2
“
M8
”
Malfunction of Transmission between Optional
Controllers for Centralized Control
Remote
Controller
Display
M8
Applicable
Models
Central remote controller Intelligent Touch Controller
Schedule timer
Method of
Malfunction
Detection
Detect the malfunction according to DIII-NET transmission data. (The system will be
automatically reset.)
Malfunction
Decision
Conditions
When no master controller is present at the time of the startup of slave controller.
When the centralized controller, which was connected once, shows no response.
Supposed
Causes
Malfunction of transmission between optional controllers for centralized control
Defect of PC board of optional controllers for centralized control
Troubleshooting
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
YES
Turn ON the power supply of
the central equipment.
Replace Ve-Up controller.
Set the Reset switch (located
inside of equipment)
SS1 been set to the Normal
side.
Replace the central
equipment.
Correct the wiring.
Some central equipment gets
faulty. Conduct RUN/STOP
operations on every central
equipment, and then replace
the central equipment that
cannot control the indoor unit.
NO
Have power
supplies to every central
equipment been
turned ON?
Is the display of LCD OK?
NO
YES
Nothing is
displayed on the LCD by operating
Ve-Up controller.
(
∗
1)
NO
Has the Reset
switch (located inside of
equipment) SS1 been set
to the Normal
side?
Reset the power supplies of
every central equipment.
YES
Abnormal
Were
any changes
made to the number
of units of central
equipment? (The central
equipment was connected once,
and then disconnected, or
additional central
equipment was
installed.)
NO
YES
Normal
NO
YES
Check 7
Check if the unit indicating
“
A8
” has no broken
of wiring.
∗
1: Display screen control using Ve-Up controller:
When the screen displays nothing by touching the screen, adjust the contrast volume.
Check 7
: Referring to the information on P374.
∗
2
∗
2
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...
