86 10... Removing brake shoes: Installation

Use new self-locking nut.

Fig 1: Identifying Brake Compensator And Pull Rod Nut

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Grip openings (1) in wheel trim (2) with both hands and pull off wheel trim (2).

Fig 2: Identifying Grip Openings In Wheel Trim

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Release wheel bolts (1) and remove disk wheel (2).

Tightening Torque, 86 10 19AZ.

Fig 1: Identifying Disk Wheel With Bolts

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Turn brake shoe adjusting screw (2) on brake carrier (1) in direction of arrow and release fully. The brake shoes do not rest against the drum.

Fig 2: Turning Brake Shoe Adjusting Screw On Brake Carrier

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Lever off cap (1).

Fig 3: Identifying Cap

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Release nut (1) and remove. Pull off brake hub (2) with both hands.

Only a new nut is permitted for reinstallation.

Tightening Torque, 86 10 20AZ.

Do not screw off brake hub under any circumstances.

Fig 1: Identifying Brake Hub With Nut

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To illustrate more clearly the work steps in Figs. R86 0057, R 86 0058 and R 86 0059, the wheel brake has been detached from the axle.

This procedure is not necessary for removing the brake shoes.

Push back cable (1).

Fig 2: Pushing Back Cable

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Remove shell (1).

Fig 3: Removing Shell

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Remove brake cable (1) from mounting (2).

Fig 4: Removing Brake Cable From Mounting

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Unhook pressure spring (1) from fixed brake shoe (2) and brake carrier (3).

Fig 5: Identifying Brake Carrier And Brake Shoe With Pressure Spring

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Remove tension spring (1) from both brake shoe fixtures (2).

Remove brake lever assembly (3).

The fixed part of the brake lever assembly (3) is seated on the moving brake shoe. The moving part of the brake lever assembly is seated on the fixed brake shoe.

Fig 1: Identifying Brake Shoe Fixtures With Tension Spring And Brake Lever Assembly

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Pull brake shoes (1) apart in direction of arrow, tilt forward and remove from adjustment device (2).

Always replace the four shoes and use the same make.

Minimum lining thickness: 1.5 mm

Fig 1: Pulling Brake Shoes

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Check adjustment device (1).

Check wedge (2) and setting pins (3) for ease of movement and wear.

Apply grease if necessary.

Check brake cables for ease of movement and wear.

Fig 2: Identifying Adjustment Device With Wedge And Pins

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