Operation
7.8
Alarms
A
NOTICE!
• If you are not able to eliminate the problem triggering the alarm,
store the refrigerated goods somewhere else as soon as possible.
• In case of power failure, the inner temperature will raise in 2 hours
(hold over time) from 2 °C to 10 °C at an ambient temperature
of 25 °C.
There are five special cases when alarms occur:
Alarm event
Temperature out of range
Power failure
Inner fan is blocked
Door open for > 20 sec
Connection problem between
display and controller
Door open for > 60 sec
The alarm can be muted and unmuted:
➤ Press the
button.
I
NOTE
• If another alarm is triggered the alarm signal is automatically
unmuted.
• After all alarm events have passed, a muted alarm signal must be
manually reset to unmuted.
7.9
Defrosting the refrigerator
I
NOTE
In high ambient temperatures, the refrigerator may operate
continuously, which can lead to excessive formation of frost on the rear
wall of the refrigerator compartment.
Humidity can cause frost to form in the interior of the refrigerator or on the vaporizer.
20
Number of beeps
1 beep / 5 sec
1 beep / 3 sec
n.a.
1 beep / 2 sec
2 beeps / 2 sec
MC302, MC502
Duration of the beeps
1 sec
0.5 sec
permanent beeping
1 sec
0.5 sec
EN