Removing Crankcase Half For Cylinders 1-3

1. Remove vibration damper.

   > REMOVING VIBRATION DAMPER 

2. Remove crankcase half on cylinder bank 1.
   1. 2.1  Unscrew outer screws -15 to 33-  .
   2. 2.2  Unscrew through bolts -1 to 14-  .
      Fig 1: Crankcase Bolts Loosening Sequence

      Courtesy of PORSCHE CARS NORTH AMERICA, INC.

      Tightening sequence for crankcase

   3. 2.3  > 9590 - Mounting parts  must be unscrewed from threaded joint for crankcase half for cylinder bank 1.

      > 1001IN TOOLS FOR REMOVING UNITS AND WORKING ON THE ENGINE ASSEMBLY SUPPORT

   CAUTION: Hot components 

   • Risk of burns 

     → Let hot components cool down.

     → Wear personal protective gear.

3. Remove the crankcase half from cylinder bank 1 with the help of another person.
   1. 3.1  Heat sealant along the joint using > VAS 1978/14A - a hot - air blower  .
   2. 3.2  Lift the crankcase half -Arrows-  at the marked positions -Arrows-  using a suitable tool.

      Courtesy of PORSCHE CARS NORTH AMERICA, INC.

      Lever positions on crankcase

   3. 3.3  Push in the handle of a hammer -2-  above the oil-pump pressure channels and lift off crankcase half -Arrows-1-  .

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Lifting off crankcase half