Removing Tensioning Roller

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Release drive belt.
→ 137819 REMOVING AND INSTALLING DRIVE BELT .
Loosen protection cap -1- using a small screwdriver -2- and remove it -arrow- .

Fig 1: Pulling Protection Cap On Tensioning Roller
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
The following tools are recommended for removal and installation.
Tensioning roller tools:
1. Torque wrench Nr.90 Pos.3
2. Ratchet head from tool box Insert for torque wrench 9792
3. Internal Torx bit T50 with width across flats 8 mm
Remove tensioning roller -2- .
1. 4.1. Loosen internal Torx screw -1- using the specified tool, unscrew screw and remove tensioning roller.
  
  Fig 3: Identifying Tensioning Roller Screw
  Courtesy of PORSCHE CARS NORTH AMERICA, INC.