Install the radial shaft seal in the timing case cover on the bottom

• Replace radial shaft seal.

  Parts:  Radial shaft seal

• Always store the radial shaft seal (1)  with the support bushing (2)  .

  If the radial shaft seal (1)  is stored for more than six months without the support bushing (2)  , there is no functional safety any longer.

• Make sure that the sealing lip of the radial shaft seal (1)  is not kinked.

  Courtesy of BMW OF NORTH AMERICA, INC.

• Remove the support bushing (2)  from the radial shaft seal (1)  .
• Attach the radial shaft seal (1)  to the bottom timing case cover.

  Courtesy of BMW OF NORTH AMERICA, INC.

• Screw in the radial shaft seal with the special tool 0 493 924 (11 9 420) and the central bolt (3) flush in  the lower timing case cover.

Follow-up work 

• Refer to INSTALLING THE VIBRATION DAMPER .
• Refer to INSTALLING THE DRIVE BELT FOR ALTERNATOR .
• Refer to INSTALLING THE BELT PULLEY .
• Refer to INSTALLING THE DRIVE BELT FOR ALTERNATOR 2 AND THE AIR CONDITIONING COMPRESSOR .
• Refer to CHECKING THE DRIVE BELT FOR ALTERNATOR 2 .
• Refer to REMOVING THE PROTECTIVE PLATE AT THE RADIATOR .
• Refer to INSTALLING FAN COWL .
• Refer to INSTALLING THE REAR TOP CROSS CONNECTION .
• Refer to INSTALLING LEFT INTAKE PORT .
• Refer to INSTALLING RIGHT AIR DUCT .
• Refer to INSTALLING THE LEFT-HAND AIR DUCT .
• Refer to INSTALLING LEFT INTAKE SILENCER HOUSING .
• Refer to INSTALLING RIGHT INTAKE SILENCER HOUSING .
• Refer to INSTALLING ACOUSTIC COVER .
• Refer to INSTALLING FANFARE HORN, RIGHT .
• Refer to INSTALLING THE FANFARE ON THE LEFT SIDE .
• Refer to INSTALLING THE CENTER TOP CROSS CONNECTION .
• Refer to INSTALLING BOTH HEADLIGHTS .
• Refer to INSTALLING BUMPER COVER, FRONT .
• Refer to INSTALLING FRONT SECTION OF THE FRONT WHEEL ARCH COVER (PARTIALLY REMOVED) .
• Refer to INSTALLING FRONT ORNAMENTAL GRILLE .
• Refer to INSTALLING THE COVER OF THE ENGINE COMPARTMENT CENTER .
• Refer to ADJUSTING HEADLIGHTS .