34 41 220 Removing and installing/replacing all parking brake shoes

Necessary preliminary tasks:

After completing work:

Release handbrake lever.

Lock adjuster unit (ASZE).

Using special tool 32 1 030 , press stop (1) of adjusting spring back to such an extent that retaining hook (2) engages in stop (1).

Fig 1: Stop, Retaining Hook And Special Tool (32 1 030)

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Disconnect return spring (1) with brake spring pliers.

Installation:

Check and if necessary replace return spring (1).

Pay attention to installation position of adjustment screw (2).

Apply a thin coat of grease to bush and screw threads.

Fig 2: Return Spring And Adjustment Screw

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Disconnect return spring (1) with brake spring pliers.

Installation:

Check and if necessary replace return spring (1).

Fig 3: Return Spring

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Turn clamping pins (1) with special tool 34 4 000 through 90° and disconnect.

Remove brake shoes (2).

Fig 4: Clamping Pins, Brake Shoes And Special Tool (34 4 000)

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