Cleaning & Maintenance; Battery Change - Hafele DT 100 Bedienungsanleitung

11. Cleaning / maintenance
11.1 Cleaning
11.2 Servicing /
maintenance
16
NOTE
Damage to product due to incorrect cleaning!
> Do not use cleaners containing alcohol, organic solvents or
thinners.
> Do not use abrasive materials.
> Do not use high-pressure or steam cleaning
equipment.
Clean outer surfaces of product if necessary:
• with a dry, soft cotton cloth or
• a damp cloth and a little washing-up liquid or neutral cleaner.
The product is maintenance-free apart from having to change the batteries.
NOTE
Damage to product due to incorrect maintenance!
> Do not use lubricants.
> Do not carry out repairs.
> Contact the manufacturer in the event of damage /
malfunctions.
> If parts have to be replaced, always use original spare parts
from Häfele.

Battery change

If the battery charge is low, the red and blue LED flash alternately three times when
the electronics are switched on by presenting a key.
NOTE
Malfunction due to low battery charge!
Problem-free operation is only ensured if adequately charged batteries
are used.
> Replace weak batteries immediately as soon as the signal
occurs!
> Always use new AA batteries.
> Always replace all four batteries.
The date and time are saved when the batteries are removed. This information is
reloaded when new batteries are inserted.
The clock stops for the duration of the battery change.
The batteries should therefore be changed quickly. If the time has to be exact to the
nearest minute, it can be set using the DIALOCK MDU after replacing the batteries.