Instructions for the installer, maintenance
4.2.6.3 Description of the Main Alarms and Warnings
The error codes are visualized on the display alternatively with the temperature indicator.
Alarm Table
Code
Code
Description
display
log (*)
COM
34
VCC Communication error
E1
1
Probe 1 broken or disconnected
E2
2
Probe 2 broken or disconnected
E3
3
Probe 3 broken or disconnected
Ed1
10
Defrost ended due to max. time
limit
GLO
20
Generic alarm lower threshold
When the letters GLO appear and
flash on the display, it means the
glycol pump is not working or that
the glycol circuit is empty
rE
12
Adjustment probe broken or
disconnected
technician, and end user
Delay
Icon
(default)
display
Ctd(15s)
yes
no
no
no
no
GFA_De (0 s)
yes
yes
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Relay
Buzzer
Reset
alarm
yes
yes
Automatic
no
no
Automatic
no
no
Automatic
no
no
Automatic
no
no
Automatic
yes
yes
Automatic
yes
yes
Automatic
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