Daikin VRVIII-S Service Manual page 202

SiENBE34-703
Troubleshooting
2A
Is the wiring adapter for
electrical appendices
connected?
NO
Is a schedule timer
connected?
NO
Are there
two or more
optional controls for
centralized control connected
with the connector for
setting master
control?
NO
Reset the power supply for
all optional controllers for
centralized control
simultaneously.
If the malfunction is still not cleared:
Troubleshooting by Indication on the Unified ON/OFF 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
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.
YES
Schedule timer and data
station cannot be used in
combination. Disconnect
either the schedule timer or
data station and reset the
power supply for all optional
controls for centralized control
simultaneously.
YES
Schedule timer and parallel
interface cannot be used in
combination. Disconnect
either the schedule timer or
parallel interface and reset the
power supply for all optional
controls for centralized control
simultaneously.
YES
Disconnect the schedule
timer's individual / combined
connector and reset the power
supply for all optional controls
for centralized control
simultaneously.
Arrange so that the connector
for setting master control is
connected to one control for
centralized control and reset
the power supply for all
optional controls for
centralized control
simultaneously.
Disconnect the connector for
setting master control from
the master control, connect to
another optional control for
centralized control and
simultaneously reset all
optional controls 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.
(V2843)
191