Daikin VRVIII-S Service Manual page 196

SiENBE34-703
Troubleshooting
Troubleshooting
Be sure to turn off power switch before connect or disconnect connector,
Caution
or parts damage may be occurred.
Is
the wiring
adapter 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 control?
NO
Reset the power supply for all
optional controllers for centralized
control simultaneously.
Troubleshooting by Indication on the Centralized remote control
YES
YES
Is a data station
connected?
NO
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
adapter for electrical
appendices. Remove the
wiring adapter for electrical
appendices and reset the
power supply for all optional
controllers for centralized
control simultaneously.
Schedule timer and data
station cannot be used in
combination. Disconnect
YES
either the schedule timer or
data station and reset the
power supply for all optional
controllers for centralized
control simultaneously.
Schedule timer and parallel
YES interface cannot be used in
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
YES
timer's individual / combined
connector and reset the
power supply for all optional
controllers for centralized
control simultaneously.
Arrange so that the
connector for setting master
control 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 control 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 control when the
malfunction is cleared is
defective and must be
replaced.
(V2834)
185