– 23 –
GB
3
Self-diagnosis result display <Error history> (For the contents of the error code, refer to the indoor
unit installation manual or service handbook.)
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4
Error history reset
The error history is displayed in
3
self-diagnosis results display.
When the
D
[
FAN] button is pressed two times successively within three seconds, the self-
diagnosis object address and refrigerant address flash.
When the error history was reset, the display shown below appears.
When error history reset failed, the error contents are displayed again.
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5
Self-diagnosis reset
There are the following two ways of resetting self-diagnosis.
Press the
A
[ON/OFF] button and the
C
[TEMP.
] button simultaneously for 5 seconds or
longer.
→
Resets self-diagnosis and returns to the state before self-diagnosis.
Press the
A
[ON/OFF] button.
→
Self-diagnosis resets and indoor units stop. (When operation is
prohibited, this operation is ineffective.)
1
First check the power mark.
When normal voltage (DC12V) is not applied to the remote
controller, the power mark goes off.
When the power mark is off, check the remote controller
wiring and the indoor unit.
2
Switch to the remote controller check mode.
When the
B
[TEMP.
] button and
D
[
FAN] button are pressed simultaneously for 5 seconds
or longer, the figure shown below is displayed.
When the
A
[ON/OFF] button is pressed, remote controller check begins.
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11
Remote Controller Check
Error code 4 digits or
error code 2 digits
Error detection attribute
Address 3 digits or
unit address No. 2 digits
<When there is no error history>
<When opposite side does not exist>
(Alternate
display)
When the air conditioner cannot be controlled from the Simple MA controller, use this function
to check the remote controller.
Power mark
WT06429X01_GB.fm Page 23 Friday, December 16, 2011 10:19 AM
