the first several hours.
ALARM FUNCTION TABLE
Display Priority Visual Alarm Alarm Status Action(s) Required
“HI” 3 “HI Temp” LED ON and
mute sounds LED flashes
Freezer temperature
over the safe limit
Press the mute sounds key
to stop the audible alarm
Alternating “E1”
and temperature
2
mute sounds LED flashes; 1
second set temperature, 1
second “E1”
Fail Safe Mode Check thermistor status
Press the mute sounds key
to stop the audible alarm
Alternating “CE”
and temperature
1
mute sounds LED flashes; 1
second set temperature, 1
second “CE”
Communication Error Check connection between
UI and ECU. Press the mute
sounds key to stop the
audible alarm
Alternating “E2”
and temperature
4
mute sounds LED flashes; 1
second set temperature, 1
second “E2”
Stuck Key Error Check membrane keys.
Press the mute sounds key
to stop the audible alarm
Actual
Temperature
6
power fail LED on and mute
sounds LED flashes
Cabinet greater than 10
degrees over the SET
TEMP. at power up.
Press the mute sounds key
to stop the audible alarm
Set Temperature 5
door ajar LED on and mute
sounds LED flashes
Door open for more than
5 minutes
Press the mute sounds key
to stop the audible alarm
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