21 21 500 Removing and installing or replacing clutch (GS6-53BZ) S63

Special tools required:

IMPORTANT: Do not clean self-adjusting clutch and flywheel with high pressure cleaner or washing machine as the proper function of adjustment unit and damping springs can no longer be guaranteed.
Clean friction surface only.
Check SAC clutch for wear and damage and replace if necessary.

Necessary preliminary tasks:

Remove TRANSMISSION .

Secure flywheel with special tools 0 494 034 and 0 494 130.

Fig 1: Identifying Special Tools 0 494 034

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IMPORTANT: The clutch must be replaced after it is released.

Release screws.

Remove clutch (1).

Installation note:

Replace screws.

Fig 2: Locating Clutch

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Center new clutch disc (2) with special tool 21 2 230 on flywheel.

IMPORTANT: Install clutch disc in correct position.
Note designation for "engine side"/"transmission side".
Handle clutch disc with care. Do not touch surfaces of friction linings.

Fig 3: Identifying Special Tool 21 2 230 On Flywheel

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Fit clutch to flywheel.

Tightening torque 21 21 1AZ .

IMPORTANT: Clutch must be secured by way of dowel pins (1).

Fig 4: Locating Clutch Dowel Pins

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Carefully unscrew stop (1) clockwise or anticlockwise with hexagon socket wrench SW14 (2).

NOTE: A slight snapping of the plate spring while unscrewing the lock is possible.

Fig 5: Removing Stop Clockwise/Anticlockwise With Hexagon Socket Wrench SW14

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Withdraw special tool from clutch disc with aid of accompanying screw (1).

Fig 6: Identifying Screw

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