View of inside the safety sensor. You can see the spider web that has been bundled up inside the lens. This is the cause of the door not being able to close properly as requested.

The view of the actual insect that has caused the issue. It looks like a eight legged spider is the cause of all the problems.

After sensor has been fully cleaned the sensor will operate as the manufacture designed it too.

safety sensor that is about to be cleaned. The spider web is covering the sensor inside the cone. This problem is more common on Marantec motors as there is a little area for bugs to crawl in.