Daikin VRV - WII Service Manual page 246

SiUS30-604
Troubleshooting
Troubleshooting
Be sure to turn off power switch before connect or disconnect connector,
Caution or parts damage may be occurred.
Is
the wiring adaptor for
electrical appendices
connected?
NO
Is a schedule timer
connected?
NO
Are
there two
or more optional
controllers for centralized
control connected with the
connector for setting
master
controller?
NO
Reset the power supply for
all optional controllers for
centralized control
simultaneously.
Troubleshooting (OP: Central Remote Controller)
YES
YES
Is a parallel interface
connected?
NO
Is
the schedule timer's
individual/combined
connector
connected?
NO
YES
If the malfunction is still not cleared:
Cannot be used in
combination with a wiring
adaptor for electrical
appendices. Remove the
wiring adaptor for electrical
appendices and reset the
power supply for all optional
controllers for centralized
control simultaneously.
Schedule timer and parallel
interface cannot be used in
YES
combination. Disconnect
either the schedule timer or
parallel interface and reset
the power supply for all
optional controllers for
centralized control
simultaneously.
Disconnect the schedule
timer's individual / combined
YES
connector and reset the
power supply for all optional
controllers for centralized
control simultaneously.
Arrange so that the
connector for setting master
controller is connected to one
controller for centralized
control and reset the power
supply for all optional
controllers for centralized
control simultaneously.
Disconnect the connector for
setting master controller from
the master controller,
connect to another optional
controller for centralized
control and simultaneously
reset all optional controllers
for centralized control again.
The controller connected by
the connector for setting
master controller when the
malfunction is cleared is
defective and must be
replaced.
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