Emergency Opening; Cleaning & Maintenance; Servicing / Maintenance - Häfele DT 700 Instructions D'utilisation

9. Emergency opening

10. Troubleshooting
11. Cleaning / maintenance
11.1 Cleaning
11.2 Servicing /
maintenance
14
• If personnel with normal user keys attempt to open the door from the outside, the
LED flashes three times in white. The door cannot be opened.
• If personnel with privileged user keys attempt to open the door from the outside,
the LED flashes three times in white. The door can be opened in spite of this.
In the event of power failures or malfunctions, emergency opening can take place
via the single profile cylinder. This activity is logged in the event log. The locking
cylinder may only be used for emergency opening!
NOTE
The product may be damaged if the single profile cylinder is used
incorrectly!
> Do not use the single profile cylinder for normal door locking / unlocking.
> Keep key for single profile cylinder in a safe place.
For step-by-step instructions "Notöffnung" see illustrations
starting on page 51.
If an attempt is made to open a door with a user key
Acoustic signal is
heard twice
LEDs do not change
from red to white
LED flashes three
times in white
When the electronics are activated (by presenting a key)
Red and white LED
flash three times
alternately
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 pressure or steam cleaning devices.
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.
User key is not authorised.
Hold user key closer to control panel.
or
User key is not authorised.
The guest has activated the Do not disturb function.
Low battery charge.
Change batteries.