Life-threatening danger due to electric shock!
The control unit or door system MUST be disconnected
from the electricity supply before carrying out any
electrical work! Take measures to ensure that the power
supply remains disconnected for the duration of the work.
The following points must be taken into account when
carrying out maintenance on the door system:
− Maintenance must only be carried out by authorised
persons.
− Directive ASR A1.7 must be complied with.
− Worn or faulty parts must be replaced.
− Only approved parts may be installed.
− All maintenance work must be documented.
− Replaced faulty parts must be disposed of properly in
accordance with the materials they contain and local
regulations.