Removing Front Brake Disc

→ Carefully guide the wheel towards the wheel hub, thereby preventing any heavy impact on the (ceramic) brake disc.

→ Proceed with care when setting back the brake pads.

→ Protect brake calliper from paint defects using a suitable cloth.

1. Expose lines.

   Information 

   • To gain better access for assembly work, it is a good idea to turn the wheels fully either to the right or left! 
   1. 1.1. Remove fastening screws -1, 2-  for holders -3, 4-  for the brake hydraulic lines.
      Fig 1: Identifying Brake Calliper Hydraulic Line Holders

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   2. 1.2. Pull line for brake pad wear indicator out of the brake calliper.
   3. 1.3. Disconnect plug connection for speed sensor.

   Information 

   • Never use an impact bolter to loosen and tighten the brake calliper on the wheel carrier  .
2. Carefully press the brake pads back using water pump pliers. Remove a little brake fluid from the reservoir by suction if necessary in order to prevent an overflow!

   Information 

   • Do not open the brake system  .
   • Do not loosen the brake hose from the brake calliper when loosening the brake calliper  .
   • The core of the warning contact wire must not be left exposed! It does not matter if the insulation is worn  .
   • If necessary, remove a little brake fluid from the reservoir by suction in order to prevent an overflow when the disc brake pads are pushed back  .
3. Partially remove brake calliper. Use removal/installation aid for brake calliper Assembly Pin T10439  .
   Fig 2: Identifying Assembly Pin For Brake Calliper

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   1. 3.1. Remove upper fastening screw on the brake calliper -arrow-  and insert Assembly Pin.
      Fig 3: Inserting Upper Assembly Pin

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   2. 3.2. Remove lower fastening screw on the brake calliper -arrow-  and insert Assembly Pin.
      Fig 4: Inserting Lower Assembly Pin

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   3. 3.3. Pull the brake calliper as far as required out of installation position until the brake calliper engages in the cut-outs on the Assembly Pins → Brake calliper tool fitted  . Carefully guide brake line and brake hose along with calliper in the process.
      Fig 5: Pulling Brake Calliper

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4. Unscrew fastening screw -arrow-  and remove brake disc.
   Fig 6: Locating Brake Disc Fastening Screw

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