Removing Windscreen Frame

Fig 1: Windscreen Frame Component Location

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Remove roof. → 510355 REPLACING ROOF - section on "Removing"
Remove hinge pillar reinforcement on the left and right. → 516255 REPLACING HINGE PILLAR REINFORCEMENT - section on "Removing"
Cutting the spotwelds
1. 3.1. Mill off spotwelds in areas -A- and -B- using a spotweld cutter.
  
  Fig 2: Cutting Spotwelds
  Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Cutting the spotwelds
1. 4.1. Mill off spotwelds in area -A- using a spotweld cutter.
  
  Fig 3: Cutting Spotwelds
  Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Cutting spotwelds at the left and right
1. 5.1. Mill off spotwelds at the left and right in areas -A- and -B- using a spotweld cutter (2 plate thicknesses).
  
  Fig 4: Cutting Spotwelds (Left And Right)
  Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Separating spotwelds at the left and right
1. 6.1. Separate spotwelds at the left and right in area -A- using a parting grinder.
  
  Fig 5: Separating Spotwelds (Left And Right)
  Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Cutting and separating welded joints at the left and right from the inside
1. 7.1. Mill off spotwelds at the left and right in area -A- from the inside using a spotweld cutter.
2. 7.2. Separate welded seam at the left and right in area -B- from the inside using a parting grinder.
  
  Fig 6: Cutting Left And Right Welded Joints From Inside
  Courtesy of PORSCHE CARS NORTH AMERICA, INC.