Removing the gutter

Fig 1: Identifying Glass Cover And Screws

Courtesy of VOLVO CARS OF NORTH AMERICA.

The sun roof must be in the half open position.

Remove: 

• the glass cover. See Glass sun roof, replacement 
• the 2 screws (mounting to the mechanism, screwed from outside).

Pull the gutter forwards slightly.

Remove: 

• 4 screws with washers,
• the drainage channel.