86 10... Removing brake shoes: Installation

Use new self-locking nut.

Fig 1: Identifying Pull Rod And Nut

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

Fig 2: Grip Openings In Wheel Trim With Both Hands

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

Tightening Torque,

refer to 86 10 19AZ, see 86 10 PLATFORM .

Fig 1: Identifying Wheel Bolts And Disk Wheel

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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: Lever Off 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,

refer to 86 10 20AZ, see 86 10 PLATFORM .

Do not screw off brake hub under any circumstances.

Fig 1: Identifying Brake Hub And Nut

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To illustrate more clearly the work steps in Fig 2, Fig 3 and Fig 4, 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: Unhook Pressure Spring From Brake Shoe And Brake Carrier

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

Remove brake lever assembly (3).

Fig 6: Identifying Tension Spring And Brake Shoe Fixtures

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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.

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 Apart In Direction Of Arrow

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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, Wedge And Setting Pins

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