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Confirmation and check
When a error has occurred in the air conditioner,
the check code and the indoor unit No. will appear
on the display part of the remote controller.
The check code is only displayed during while the
unit is operating.
If the display disappears, operate the air condi-
tioner according to the following “Confirmation of
error history” for confirmation.
Confirmation of error history
When a error has occurred on the air conditioner,
the error history can be confirmed with the follow-
ing procedure. (Up to 4 errors can be stored in the
memory of the remote controller.)
The history can be confirmed from both operating
status and stop status.
Check code Indoor unit No. in which
an error has occurred
CODE No.
UNIT No.
R.C. No.
3
2
1
ON / OFF
FAN
TEMP.
SWING/FIXTIME
MODE
VENT
UNITSET CL
FILTER
RESET
TEST
TIMER SET
Procedure
1
2
3
Description
When pushing the
SET
and
TEST
buttons at the same time
for 4 seconds or more, the following display will appear.
If [Service check] is displayed, the mode enters into the
change error history mode.
• [01 : Order of error history] is displayed in CODE No.
window.
• [Check code] is displayed in CHECK window.
• [Indoor unit address in which the error has occurred] is
displayed in UNIT No.
For every push of the , button used to set temperature, the trouble history stored in memory
is displayed in order.
The numbers in CODE No. indicate CODE No. [01] (latest) → [04] (oldest).
CAUTION
Do not push the
CL
button because all the error history of the indoor unit will be deleted.
After confirmation, push the
TEST
button to return to the normal display.
1. Check the error codes according to the above procedure.
2. Ask an authorized dealer or qualified service (maintenance) professional to repair or maintain the air
conditioner.
3. More details of the service codes are explained in the Service Manual.
CODE No.
UNIT No.
R.C. No.