Daikin RXSQ24TAVJU Service Manual page 261

SiUS331708EA
Troubleshooting
CHECK 13
Service Diagnosis
Be sure to turn off the power switch before connecting or disconnecting
Caution connectors, or parts may be damaged.
The remote
YES
control adaptor (KRP2A series)
is connected.
NO
Does the
YES
schedule timer
connect?
NO
NO
Are
there two or
more centralized
YES
controllers connected with
setting connectors
(CN1/X1A)?
NO
Reset the
YES
power supply of all the
centralized controllers.
MA error recurs?
NO
Centralized controller: Normal
Refer to page 270.
Does the
YES
Master Station III
connect?
NO
YES
Does the DMF-IF
connect?
NO
Does the parallel YES
interface connect?
NO
Does the
Independent/Combined
YES
use connector (CN1/X1A) of the
schedule timer connect?
Master unit centralized
connector setting table
CHECK 13
Possibly caused by external
factors (such as interference)
related to other equipment.
Troubleshooting by Error Code
Not available for combined use with
remote control adaptor. Dismount
the remote control adaptor, and
then reset the power supply of all
the centralized controllers.
Not available for combined
use of schedule timer and
Master Station III. Dismount
either, and then reset all the
centralized controllers.
Not available for combined
use of schedule timer and
DMF-IF. Dismount either,
and then reset all the
centralized controllers.
Not available for combined
use of schedule timer and
parallel interface. Dismount
either, and then reset all the
centralized controllers.
Dismount the Independent/Combined
use connector of the schedule timer,
and then reset all the centralized
controllers.
Integrate one unit for the
centralized controller
connected with the
connector, and then reset all
the centralized controllers.
Disconnect the setting connector of the
master centralized controller and connect
it to a different centralized controller, and
then reset the power supply of all the
centralized controllers. If after this the
error is resolved, the centralized controller
connected with the setting connector is
faulty. Replace the controller.
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