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Home >> Porsche >> 2016 >> 911 Turbo, 2D Convertible >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> 13 - Engine - CRANKGEAR, Pistons -- 911 CARRERA (991) >> WM 138219 Removing And Installing TENSIONING Roller For Drive Belt (Except CARRERA "Edition", CARRERA Cabriolet "Edition", CARRERA 4 "Edition", CARRERA 4 Cabriolet "Edition", Gt3, Gt3 RS) >> Removing Tensioning Roller

Removing Tensioning Roller

  1. Release drive belt.

    → 137819 REMOVING AND INSTALLING DRIVE BELT .

  2. Loosen protection cap -1-  using a small screwdriver -2-  and remove it -arrow-  .
    Fig 1: Pulling Protection Cap On Tensioning Roller
    G09990648Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  3. 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
      4. Fig 2: Identifying Tensioning Roller Tools
      G09990649Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  4. 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
      G09990650Courtesy of PORSCHE CARS NORTH AMERICA, INC.
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