HOFFEN ECB0202-22, Инструкция по эксплуатации

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3. It is recommended to put pre-heated food into the
cool box (for HOT mode) or pre-cooled food (for
COLD mode).
4. In order to save energy, only open the cool box for
the time you need to add or remove food.
5. When changing the operation mode from HOT
to COLD or from COLD to HOT, wait at least 15
minutes between the modes. Do not change the
mode directly.
8.1 Basic rules
Correct and regular cleaning will improve the
safety of the product and extend its lifetime.
Warning! Before performing cleaning and maintenance
operations, turn the device off, disconnect it from the
power source, and let it cool down (if necessary), so
as to avoid burns and electric shock.
Caution!
Do not clean the device with any strong chemicals,
alkali, abrasive or disinfecting agents, as they may
damage the surface of the device.
Do not use metal, sharp, or rough cleaning
accessories, as they may damage the surface of the
device!
Do not immerse the device or the power cords in
water or other liquids.
8 CLEANING AND CARE