Emergency Operation - Daikin RQYQ140-180PY1 Service Manual

SiBE341001

2.7.6 Emergency Operation

Stop the compressor or the outdoor unit and bring only the operable compressor and outdoor unit into emergency
operation. "Emergency operation by a remote controller" and "Emergency operation by outdoor unit PCB" are available
for the operation.
Model
RQCYP ~ B, RQCEP ~ B
• Emergency operation by remote controller
[Operating method]
By setting a remote controller (Press and hold the ON/OFF button for at least 4 seconds.)
[Details of Operation]
Stop the faulty outdoor unit and operate only other outdoor units (This emergency operation is not available for one
outdoor unit system).
• Emergency operation by outdoor unit PCB
[Setting method]
Set the compressor to be stopped by the onsite setting (setting mode 2).
(Refer to P. 90 for details of the setting.)
[Operating method]
Stop operating the "Disabled" compressor and outdoor units and operate another compressor and outdoor units. (The
emergency operation is not available for a single unit system.)
Function
Setting method
(1) Emergency operation by remote controller
(Automatic backup operation)
Backup operation per outdoor unit
Detailed Control Functions
(2) Emergency operation by outdoor unit PCB
(Manual backup operation)
Backup operation per outdoor unit
60