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Concealed Duct High Static Pressure
Installation Manual
EN
12 TROUBLESHOOTING
Confirmation and check
When an error occurred in the air conditioner, an error code
and indoor UNIT No. appear on the display part of the remote
controller.
The error code is only displayed during the operation.
If the display disappears, operate the air conditioner
according to the following “Confirmation of error log” for
confirmation.
Confirmation of error log
When an error occurred on the air conditioner, the error log
can be confirmed with the following procedure. (The error
history is stored in memory up to 4 errors.)
The log can be confirmed from both operating status and stop
status.
Procedure 1
When pushing and buttons at the same time for 4
seconds or more, the following display appears.
If is displayed, the mode enters in the error log mode.
• [01: Order of error log] is displayed in CODE No..
• [Error code] is displayed in CHECK.
• [Indoor unit address in which an error occurred] is
displayed in Unit No..
Procedure 2
Every pushing of button used to set temperature, the
error log stored in memory is displayed in order.
The numbers in CODE No. indicate CODE No. [01] (latest) o
[04] (oldest).
REQUIREMENT
Do not push button because all the error log of the indoor
unit will be deleted.
Procedure 3
After confirmation, push button to return to the usual
display.
Error code Indoor UNIT No. in
which an error occurred
3
2
1
38-EN