Under Ceiling Type | Installation Manual |
9 TROUBLESHOOTING
Confirmation and check
When a trouble occurred in the air conditioner, the check code and the indoor UNIT No. appear on the display part of the remote control.
The check code is only displayed during the operation. If the display disappears, operate the air conditioner according to the following “Confirmation of error history” for confirmation.
Check code | Indoor UNIT No. in |
| which an error occurred |
Confirmation of error history
When a trouble occurred on the air conditioner, the trouble history can be confirmed with the following procedure. (The trouble history is stored in memory up to 4 troubles.)
The history can be confirmed from both operating status and stop status.
Procedure 2
Every pushing of 
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).
REQUIREMENT
Do not push 
button because all the trouble history of the indoor unit will be deleted.
Procedure 3
After confirmation, push 
button to return to the usual display.
1.Check the troubles according to the above procedure.
2.Ask an authorized dealer or qualified service (maintenance) professional to repair or maintain the air conditioner.
2 |
|
3 | 1 |
Procedure 1
When pushing 
and 
buttons at the same time for 4 seconds or more, the following display appears.
If [Service check] 
is displayed, the mode enters in the trouble history mode.
•[01: Order of trouble history] is displayed in CODE No. window.
•[Check code] is displayed in CHECK window.
•[Indoor unit address in which an error occurred] is displayed in Unit No..
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