Liebherr 7083 247-00 Manuel D’Utilisation
18
Adjusting the alarm parameters
The alarm limits (difference to the set temperature) and the alarm
delay (delay until alarm goes on) can be adjusted.
Press
for 5 seconds. Display =
Display =
Display =
Display =
Display =
Display =
Display =
Lower alarm limit
Display = temperature difference in °C
Use buttons
and
to select the desired setting.
Display =
Display =
Upper alarm limit
Display = temperature difference in °C
Use buttons
and
to select the desired setting.
Display =
Display =
Display = alarm delay in minutes
Use buttons
and
to select the desired setting.
Display =
Press
for 5 seconds.
The electronic control system will automatically switch back to
normal operating mode.
Alarm messages
1. LED
flashes
If
appears in the display, the appliance has a fault. Consult
your nearest customer service point.
2. LED
flashes, the display reads
HI
or
LO
The interior is too warm (HI) or too cold (LO).
The audible warning signal sounds (unless the audible warning
The audible warning signal sounds (unless the audible warning
signal function has been deactivated).
Note
Note
The alarm parameters can be adjusted. See Adjusting the alarm
parameters.
3. HACCP flashes
There has been a power cut of some length or the interior was too
There has been a power cut of some length or the interior was too
warm or too cold during a certain period of time.
Up to three alarm events can be stored and called up.
Up to three alarm events can be stored and called up.
Alarm test
This test checks the function of the internal and any external
connected alarm device.
The appliance does not stop its refrigerating function during this
test.
Activating the test
Press
+
for 5 seconds.
• The display will change to a temperature value of 0.2°C below
the set upper alarm limit.
• The temperature value will now rise by 0.1°C every 2 seconds.
• When the upper alarm limit is reached,
will appear in the
display. An external alarm unit connected to the floating alarm
output will now be activated.
output will now be activated.
• The temperature value will continue to rise up to 0.2°C above
the upper alarm limit.
• The same process will take place automatically for the lower
alarm limit.
will appear in the display.
The LED
will be lit during the test.
The electronic control system will automatically switch back to
normal operating mode.
Cancelling the test prematurely
Press
Press
for 5 seconds.
Note
If the values of the upper and lower alarm limit (AL and AH in the
section entitled "Adjusting the alarm parameters") are set to 0,
and
will appear in the display during this test.