34
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.
Observe 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 from the
nameplate (see page 13).
6.1
Warning messages of the monitoring function
If the acoustic alarm has been activated in the
Signals
menu (see
page 49), which is indicated by the speaker symbol
in the
alarm display, the alarm is additionally signalled by an
intermittent acoustic signal. If the confirmation key is pressed,
the acoustic alarm can be temporarily 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 190.0
°C
185
.4
°C
Automatic
temperature
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 32
page 2
Temperature alarm and
"TWW" are displayed
TEMP
TWW Set 190.0
°C
195
.4
°C
The adjustable
undertemperature
/ overtemperature
controller (TWW)
has assumed
heating control.
Increase the difference between
the monitoring and setpoint
temperature – by either
increasing the max value of
the temperature monitoring
or decreasing the setpoint
temperature.
If the alarm continues: Contact
customer service
page 31
page 2
