25
SELF DIAGNOSTIC FUNCTIONS
This unit has the self diagnostic functions shown below.
Contact our sales representative or agent if an error code (ex. E01) is displayed resulting from the self
diagnostic.
Self diagnostic
Situation
Indication
Alarm buzzer
Remote alarm
terminal
Sensor
abnormality
The thermal sensor for
refrigerator is disconnected.
Alarm indicator blinks.
E01 and -50 or freezer temp.
are displayed alternately.
Intermittent
tone
Alarm status
The thermal sensor for
refrigerator is short-circuited.
Alarm indicator blinks.
E02 and 50 or freezer temp.
are displayed alternately.
The thermal sensor for freezer
is disconnected.
Alarm indicator blinks.
E03 and -50 or refrigerator
temp. are displayed
alternately.
The thermal sensor for freezer
is short-circuited.
Alarm indicator blinks.
E04 and 50 or refrigerator
temp. are displayed
alternately.
The defrost sensor is
disconnected.
Alarm indicator blinks.
E05 and refrigerator or
freezer temp. are displayed
alternately.
The defrost sensor is
short-circuited.
Alarm indicator blinks.
E06 and refrigerator or
freezer temp. are displayed
alternately.
The alarm sensor is
disconnected.
Alarm indicator blinks.
E07 and refrigerator or
freezer temp. are displayed
alternately.
The alarm sensor is
short-circuited.
Alarm indicator blinks.
E08 and refrigerator or
freezer temp. are displayed
alternately.
The protective sensor for
compressor is disconnected.
Alarm indicator blinks.
E11 and refrigerator or
freezer temp. are displayed
alternately.
The protective sensor for
compressor is short-circuited.
Alarm indicator blinks.
E12 and refrigerator or
freezer temp. are displayed
alternately.
Fan motor check
About 6 years have passed
with the power switch on.
(time to replace the fan motor)
F2 and refrigerator or freezer
temp. are displayed
alternately.
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-----
Temperature
abnormality in the
cooling circuit
In the event of failure of fan
motor for cooling the
compressor.
When the ambient
temperature exceeds the
usable environmental
condition, etc.
Alarm indicator blinks.
E10 and refrigerator or
freezer temp. are displayed
alternately.
Intermittent
tone
Alarm status
The remote alarm terminal is in alarm status in conjunction with the alarm buzzer. However, the
alarm status of the remote alarm terminal is not cancelled by pressing the alarm buzzer stop key
(BUZZER).
Contact our sales representative or agent for the replacement of the fan motor if the error code F2 is
displayed.