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

    READ NEXT:

     Vibration Damper

    REMOVING AND INSTALLING/RENEWING VIBRATION DAMPER (N63) Necessary preliminary work Remove FAN COWL Remove A/C compressor DRIVE BELT Remove alternator DRIVE BELT Remove belt pulley for A/C system

     Connecting Rod With Bearing

    REPLACING ALL CONNECTING ROD BEARINGS (N63) Notes IMPORTANT: Note grinding stages on crankshaft. Necessary preliminary work Removing all PISTONS Install new connecting rod bearing shells. Install

     Piston With Rings And Pin

    SEE MORE:

     Replacing Center Mount Gaiter

    Necessary preliminary work Remove PROPELLER SHAFT. NOTE: The propeller shaft is balanced. The front and rear propeller shafts must be reassembled in the same position. Detach gaiter (1) from groove (2). Mark front propeller shaft (3) and rear propeller shaft (4) in one plane. Fig. 34: Marking

     Replacing Vacuum Hose For Brake Booster

    IMPORTANT: Before beginning work, fully press the brake pedal several times to reduce the vacuum pressure in the brake booster. This makes it easier to remove the vacuum hose. Vacuum hose and non-return valve are welded together and are replaced together as a single unit. Necessary preliminary tas

    © 2019-2024 Copyright www.bmw7g11.com