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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 137819 Removing And Installing Drive Belt (Except CARRERA "Edition", CARRERA Cabriolet "Edition", CARRERA 4 "Edition", CARRERA 4 Cabriolet "Edition", Gt3, Gt3 RS) >> Installing Drive Belt

Installing Drive Belt

  1. Guide the drive belt with the flat side -1-  first past the vibration balancer -2-  .

    If you intend to reuse the old belt, make sure to observe the running direction marked earlier.

    Fig 1: Identifying Vibration Balancer And Drive Belt
    G09990641Courtesy of PORSCHE CARS NORTH AMERICA, INC.
    1. 1.1. Position the belt on the running track on the vibration balancer.
      Fig 2: Identifying Drive Belt
      G09990642Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  2. Guide the drive belt -1-  to the left past the coolant pump pulley.
    1. 2.1. Then guide the flat side of the belt through between the pulley and engine carrier -arrow-  .
      Fig 3: Locating Coolant Pump Pulley And Drive Belt
      G09990643Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  3. Fit the drive belt on the pulleys for the air-conditioning compressor -4-  , PDCC pump (or deflection roller) -3-  and generator -2-  .
    1. 3.1. Then, pre-position it on the tensioning roller.

      Drive belt routing: 

      Fig 4: Drive Belt Routing Diagram (Engine Removed)
      G09990644Courtesy of PORSCHE CARS NORTH AMERICA, INC.
      1. Drive belt
      2. Generator pulley
      3. PDCC pump pulley/deflection roller
      4. Air-conditioning compressor pulley
      5. Crankshaft vibration balancer
      6. Coolant pump pulley
      7. Belt tensioner tensioning roller
  4. Relieve the tensioner and slide the drive belt over the tensioning roller -1-  .
    1. 4.1. Fit an open-ended wrench (a/f 30) -2-  on the hexagon on the tensioner -3-  and turn it clockwise as far as it will go.
    2. 4.2. Fit drive belt on the tensioning roller and let the tensioner slide slowly back into tensioning position (anti-clockwise).
      Fig 5: Installing Drive Belt
      G09990645Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  5. Check that the drive belt is fitted correctly.