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TROUBLESHOOTING
2-1) If Power Freeze + Power Cool Key are pressed simultaneously for 6 seconds during
normal operation, the temperature setting display will operate for 2 seconds (ON/OFF
0.5sec each).
If Power Freeze + Power Cool Key are pressed simultaneously for 8 seconds (including
above 2 seconds), self-diagnostic function will be selected.
2-2) At this moment, self-diagnostic function will be returned with buzzer sound 'ding-dong'.
If there is an error, display of error will be operated for 30 seconds and then return to
normal condition whether problem is corrected or not.
(Refer to self-diagnosis CHECK LIST)
2-3) Input by button is not accepted during self-diagnostic function.
Self-diagnosis CHECK LIST
NO
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Trouble item
Ice Maker Sensor Error
R-Sensor Error
R-DEF-Sensor Error
R-FAN Error
Ice Maker Error
R-DEF.Error
Ambient-Sensor Error
F-Sensor Error
F-DEF-Sensor Error
F-FAN Error
C-FAN Error
F-DEF. Error
Pantry-Damper-Heater Error
Pantry-Sensor Error
Panel Main MICOM communication Error
L M communication Error
Display LED
R-1-
R-1-
R-1-
R-1-
R-1-
R-1-
F-1-
F-1-
F-1-
F-1-
F-1-
F-1-
R-10-
R-10-
F-10-
F-10-
Trouble contents
ICE MAKER SENSOR part error
FF SENSOR part error
FF defrost SENSOR part error
FF inner fan motor part error
ICE MAKER operation error
FZ defrost part error
External SENSOR part error
FZ SENSOR part error
FZ defrost SENSOR part error
FZ inner fan motor part error
Machine room fan motor part error
FZ defrost part error
Damper Heater open/wire error
Pantry Room SENSOR part error
Panel Main MICOM communication error
LOAD Main MICOM communication error
F-1
F-10
R-1
R-10