Field Setting
SiBE37-701
226
Test Operation
3.2.9 Emergency Operation
If any of the compressors goes wrong, disable the relevant compressor or the relevant outdoor
unit from operating, and then conduct emergency operation only with operational compressors
or outdoor units.
There are two ways of conducting the Emergency operation :
with remote controller reset and
by setting outdoor unit PC board.
Emergency operation with remote controller reset
On the multi outdoor unit system, if any of the outdoor unit line causes a malfunction (in this
case, the system will stop and the relevant malfunction code will be displayed on the indoor
remote controller), disable only the relevant outdoor unit from operating for a 8 hours using
the indoor remote controller, and then conduct emergency operation with operational
outdoor units.
[Emergency operation method]
•
Reset the remote controller (i.e., press the RUN/STOP button on the remote controller for 4
seconds or more) when the outdoor unit stops because of malfunction state.
[Details of operation]
•
Automatically disable the defective outdoor unit from operating, and then operate other
outdoor units.
•
The following section shows malfunction codes on which this emergency operation is
possible.
*1: When malfunction codes E7 and H7 are shown, the
possibility of emergency operation is decided as
follows.
While in heating or cooling-heating concurrent
operation
• One out of three connected outdoor units
malfunctions.
→
Emergency operation is
possible.
• Two out of three connected outdoor units
malfunction.
→
Emergency operation is not
possible.
• One out of two connected outdoor units
malfunctions.
→
Emergency operation is not
possible.
Emergency operation by setting outdoor unit PC board
In malfunction stop state of the outdoor unit due to defective compressor, by setting the
relevant compressor or relevant outdoor unit to "Disabling operation setting", the emergency
operation is conducted with operational compressors or outdoor units.
<REYQ8 to 16PY1>
k
Disabling the compressor 1 (on the right side) from operating:
Set No. 38 of setting mode 2 to "Disable-compressor-1 operation".
Operating method
Applicable model
Emergency operation with
remote controller reset
(Auto backup operation)
Emergency operation with
outdoor unit PC board setting
(Manual backup operation)
REYQ8 to 16PY1
–
Backup operation by the
compressor
REYQ18 to 48PY1
Backup operation by the
indoor unit
Backup operation by the
outdoor unit
LED display (
k
: ON,
h
: OFF,
l
: Blink)
(Step)
H1P-----------H7P
(1) Press and hold the PAGE button (BS1)
for 5 sec. or more.
k h h h h h h
(2) Press the OPERATE button (BS2) 38
times.
k k h h k k h
(3) Press the CHECK button (BS3) once.
k h h h h h l
(Factory setting)
(4) Press the OPERATE button (BS2) once.
k h h h h l h
(5) Press the CHECK button (BS3) twice.
k h h h h h h
(6) Press the PAGE button (BS1) once.
h h k h h h h
E3, E4, E5, E7 (*1)
F3
H7 (*1), H9
J2, J3, J5, J6, J7, J9, JA, JC
L1, L4, L5, L8, L9, LC
U2, UJ
Summary of Contents for VRV III REYQ10PY1B
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 ...
