dallmeier DF5250HD-DN/IR, Commissioning, Page: 22 / 52

DF5(X)50HD-DN/IR Commissioning
22 Rev. 1.0.0 | © 2019 Dallmeier | www.dallmeier.com
7 Maintenance, Inspection and Cleaning
Maintenance and Inspection of the Device
Maintenance and inspection of the device may only be carried out by
qualified personnel in compliance with the regulations of the DIN VDE
0701-0702 series of standards (VDE 0701-0702: “Inspection after repair,
modification of electrical appliances – Periodic inspection on electrical
appliances – General requirements for electrical safety”).
Cleaning the Device
If it is necessary to clean the device, observe the following notes:
NOTICE
Damage to the surfaces of the device due to improper cleaning
practices
➡
Clean the housing (outside) with a clean, soft, dry and antistatic
cloth.
• Do not use detergents.
• Do not use microfiber cleaning cloths.
➡
Clean the acrylic front glass with water and some hand dishwash -
ing liquid using a clean, soft and non-linting cloth or sponge.
• Do not rub the acrylic front glass with a dry cloth.
• Do not use common glass cleaners.
• Do not use microfiber cleaning cloths.
• Avoid excessive rubbing.
• To dry the acrylic front glass, dab it carefully and gently with a
clean, soft, dry and antistatic cloth (e.g. a glasses cleaning cloth)
to avoid scratching the surface.