DDF4010HDV
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16 Maintenance
The housing of the units may only be opened by qualified personnel for commissioning,
inspection, maintenance and repair.
Cleaning
If it is necessary to clean the devices, observe the following notes:
Notice
Damage to the surface of the device
Clean the housings (outside) with a soft, dry and antistatic cloth.
Do not use detergents.
Clean the plastic bubble (acrylic glass) with water and some dishwash
-
ing agent using a soft, non-linting cloth or sponge.
Do not rub acrylic glass with a dry cloth.
Do not use common glass cleaners.
Avoid excessive rubbing.
Dry gently with a clean dry cloth to avoid scratching the surface.
