De Dietrich DPI7682X Guide D'utilisation page 24

IMPORTANT SAFETY ADVICE AND PRECAUTIONS
external timer or separate
remote control system.
After use, turn off the hob
using its control device and do
not rely on the pan detector.
WARNING: Only use hob
protectors designed by the
manufacturer of the cooking
appliance or listed as suitable
in the user guide, or included
with the appliance. The use of
unsuitable protectors could
cause accidents.
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