BMW 7 Owners & Service Manuals

BMW 7 Series: Flywheel

REMOVING AND INSTALLING/REPLACING FLYWHEEL (N63)

Necessary preliminary tasks

  • Remove AUTOMATIC TRANSMISSION
  • Remove manual transmission
  • Remove clutch

Secure flywheel (1) with special tool 11 9 260.

Flywheel
Fig. 139: Securing Flywheel With Special Tool 11 9 260

Release flywheel screws in area (1).

Remove flywheel (2).

Installation: Clean threads on flywheel screws in crankshaft.

Flywheel (2) is secured with an alignment pin.

Fit flywheel (2).

Fit new flywheel screws

Tightening torque 11 22 1AZ.

Flywheel
Fig. 140: Identifying Flywheel Screws

REMOVING AND INSTALLING/REPLACING FLYWHEEL (TRANSMISSION REMOVED - N63)

Notes

Secure flywheel (1) with special tool 11 9 260.

Flywheel
Fig. 141: Securing Flywheel With Special Tool 11 9 260

Release flywheel screws in area (1).

Remove flywheel (2).

Installation: Clean threads on flywheel screws in crankshaft.

Flywheel (2) is secured with an alignment pin.

Fit flywheel (2).

Fit new flywheel screws

Tightening torque 11 22 1AZ.

Flywheel
Fig. 142: Identifying Flywheel Screws

REPLACING ROLLER BEARING FOR DUAL-MASS FLYWHEEL (N63)

Notes

NOTE: FLYWHEEL removed!

Using hydraulic press (1) and special tool 21 2 051, press roller bearing out of dual-mass flywheel downwards on engine side.

IMPORTANT: Risk of damage: Roller bearing must not be driven out.

Flywheel
Fig. 143: Pressing Roller Bearing Out Of Dual-Mass Flywheel Downwards On Engine Side

Push roller bearing (2) onto special tool 21 2 052.

Using hydraulic press (1), press roller bearing into dual-mass flywheel as far as it will go on clutch side.

IMPORTANT: Risk of damage: Observe press-in instruction:

  • Roller bearing must not be driven in.
  • Roller bearing mounting force/travel monitored:
    Min. 2000 N 1 mm before end of pressing in.
    Max. 15, 000 N during entire press-in procedure.

Flywheel
Fig. 144: Pressing Roller Bearing Into Dual-Mass Flywheel

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