D33142 | Date 03/2017
39
Malfunctions, warning and error messages
6.
Malfunctions, warning and error messages
Warning!
After removing covers, live parts may be exposed. You may receive
an electric shock if you touch these parts. Malfunctions requiring
work inside the appliance may only be recti
fi
ed by electricians. Ob-
serve the separate service manual for this.
Do not try to rectify appliance errors yourself but contact the MEMMERT customer service
department (see page 2) or an authorised service point. In case of enquiries, please always
specify the model and appliance number on the nameplate (see page 13).
6.1
Warning messages of the monitoring function
If the acoustic alarm has been activated in the menu mode
(
Sound
, see page 55, indicated by the speaker symbol
), the
alarm is additionally signalled by an intermittent acoustic signal. If
the confirmation key is pressed, the acoustic alarm can be tempo-
rarily switched off until the next alarm event occurs.
6.1.1 Temperature monitoring
Description
Cause
Action
See
Temperature alarm and
"ASF" are displayed
TEMP
ASF Set 38.5
°C
40
.4
°C
Automatic tem-
perature monitor
(ASF) triggered
Check if the door is closed.
Close the door.
Extend the ASF tolerance band
If the alarm continues: Contact
customer service
page 56
page 2
Temperature alarm and
"TWW" are displayed
TEMP
TWW Set 38.5
°C
42
.4
°C
The adjustable
temperature
controller (TWW)
has assumed
heating control.
Increase the difference
between the monitoring and
setpoint temperature – by
either increasing the max value
of the temperature monitor-
ing or decreasing the setpoint
temperature.
If the alarm continues: Contact
customer service
page 57
page 2