All systems will require some form of maintenance depending on the level of usage and local conditions.

Scheduled checking of the anti-crush device is of paramount importance, as is the electrical integrity of the system.

Hinges will certainly require lubrication, oil levels checking and changing where necessary.
A visual inspection of the condition of the operators and limit switches (if included) and their fixings is advisable along with a general check for any water ingress.
Checking and lubricating the manual release device to ensure the system works when needed.