86 10... Removing Overrunning Equipment/Maintaining Or Replacing Guide Bush/Installing Overrunning Equipment

WARNING: This page does not describe the selected car, but rather 12 other vehicles, including the 2010 BMW 535xi, 2010 BMW 535i, 2009 BMW 535xi, 2009 BMW 535i, and 2008 BMW 750i. However, it is still accessible from the selected car via links, so may be relevant.

After installing overrunning equipment, readjust brake system, refer to ADJUSTING BRAKE SYSTEM

Check the guide bush while installed to ascertain whether it needs to be replaced. Raise ball end area and replace guide bush if play is detected in ball end area.

NOTE:

After installing, readjust and check brake system.

Release round head screws (1) and remove running board (2) towards top.

Installation:

Use new self-locking nuts.

Tightening Torque: refer to 86 10 10AZ . See PLATFORM for specs.

Fig 1: Identifying Round Head Screws And Running Board

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Unhook tension spring (1) from tension spring mount (2).

Fig 2: Identifying Tension Spring And Tension Spring Mount

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CAUTION:

Once nut (1) of pull rod (2) has been released, do not move handbrake lever. Handbrake lever can flick upwards.

Release screw (1) on pull rod (2) and remove hexagon nut.

Slide brake compensator (3) towards rear.

Installation:

Use new self-locking nut.

Fig 3: Identifying Brake Compensator, Nut And Pull Rod

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Release screws (1) on jockey wheel mount and remove.

Release wiring harness mount (2) and remove. Reinstall screw and tighten until hand-tight.

Installation:

Tightening Torque: refer to 86 10 11AZ . See PLATFORM for specs.

Tightening Torque: refer to 86 10 12AZ . See PLATFORM for specs.

Fig 4: Identifying Screws And Wiring Harness Mount

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Release screw on socket holder (1) and remove. Cut through strap (2) and lay wiring harness to one side. Pull gaiter (3) in direction of arrow.

Installation:

Use new self-locking nut.

Tightening Torque: refer to 86 10 13AZ . See PLATFORM for specs.

Fig 5: Identifying Socket Holder, Strap And Gaiter

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Remove protective caps (1).

Fig 6: Identifying Protective Caps

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Release nuts (1) and remove.

Installation:

Use new self-locking nuts.

Tightening Torque: refer to 86 10 14AZ . See PLATFORM for specs.

Fig 7: Identifying Nuts

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Tilt top reversing housing (1) in direction of arrow towards rear. Slide out top reversing housing (1) and bottom reversing housing with handbrake lever unit (2) in direction of arrow towards rear.

Fig 8: Identifying Top Reversing Housing And Handbrake Lever Unit

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Remove holder (1) towards bottom.

Fig 9: Identifying Holder

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Pull drawbar member (1) in direction of arrow and pull out overrunning equipment (2) in direction of arrow towards front.

Fig 10: Identifying Drawbar Member And Overrunning Equipment

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Remove spacer tubes (1) and threaded pins (2) from guide bush (3).

Fig 11: Identifying Spacer Tubes, Threaded Pins And Guide Bush

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Press pins (1) inwards. Detach counter support (2) and guide bush (3).

Maintenance:

Grease tow tube (4) and attach guide bush (3).

Installation:

Secure counter support (2) with new clamping sleeves to tow tube (4).

Fig 12: Identifying Counter Support, Tow Tube And Guide Bush

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Insert spacer tubes (1) and threaded pins (2) in guide bush (3).

Make sure spacer tubes (1) are correctly seated in guide bush (3).

Fig 13: Identifying Spacer Tubes, Threaded Pins And Guide Bush

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Using a screwdriver, link spacer tubes (1) and shock absorber located in tow tube. This ensures that the shock absorber remains in the correct installation position. Pull drawbar member (2) in direction of arrow and push in overrunning equipment (3) in direction of arrow towards rear.

Fig 14: Identifying Link Spacer Tubes, Drawbar Member And Overrunning Equipment

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