Atag KD86178DF Manuel D'utilisation page 148

OPERATING THE APPLIANCE
Power failure alarm
Always check the food in the appliance when 'PF' is shown in the display! Food can spoil
at a temperature that is too high.
Stopping the alarm
1. Touch any key to stop the alarm.
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The alarm will stop sounding.
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The temperature setting will be shown again in the relevant display.
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The alarm key and the set temperature shown in the relevant display continue to flash
while the temperature is still too high.
When the alarm is not stopped manually then the signal will sound for the first minutes of
every half hour and when the door is opened.
EN 28
The appliance cannot cool/freeze during a power failure. Once the
power has been restored, the temperature in the appliance will be
measured. A signal will sound when the temperature in the appliance is
too high. The alarm key will flash and 'PF' (Power Failure) will be shown
in the relevant display.