23
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
Sensor
abnormality
The thermal sensor is
disconnected.
Alarm indicator blinks.
E01 and -50 is displayed
alternately.
Intermittent
tone
Alarm status
(MPR-48B1
installed)
The thermal sensor is
short-circuited.
Alarm indicator blinks.
E02 and 50 is displayed
alternately.
The defrost sensor is
disconnected.
Alarm indicator blinks.
E03 and chamber temp.
are displayed alternately.
The defrost sensor is
short-circuited.
Alarm indicator blinks.
E04 and chamber temp.
are displayed alternately.
Battery check
(MPR-48B1
installed)
About 3 years have passed.
(time to replace the battery)
F-1 and chamber temp. is
displayed alternately.
----- -----
<MPR-S163-PE/
MPR-S313-PE only>
About 3 years have passed
with the power switch on. (time
to replace the battery)
■
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).
Summary of Contents for MPR-S163 Series
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