Removing And Installing The Front Brake Disc; Removal; Installation - Porsche 996 TT Repair Manual

Removing and installing the front brake disc

Removal

Installation

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Removal
Note
• In order to gain better access for assembly work, it is beneficial to turn the wheels fully either to the
right or the left!
1. Remove front wheel. Press the electrical lead for the speed sensor/wear indicator out of the holder.
2. Undo the plug coupling for the speed sensor/wear indicator on the wheel carrier.
3. Loosen holder for brake line at wheel
carrier.
4. Disengage the electrical lead for the wear indicator from the
clips.
5. Set the brake pads back slightly with the piston resetting fixture .
6. Undo the brake caliper on the wheel carrier and hang it in a suitable place in the wheel well (do not open
the brake hydraulics!).
7. Take off the brake disc after removing the countersunk screws.
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Installation
Note
Do not confuse right and left brake discs during assembly! Distinguishing characteristic: involute
•
shape and spare part number (SP No.).
• The flat surface of the brake discs is marked with R = right or L = left.
• Spare part on left−hand side − third group number is odd. Spare part on right−hand side − third group
number is even. For example: SP No. Left brake disc: 996.351.409.02 SP No. Right brake disc:
996.351.410.02.
1. Check that all parts are in perfect condition and replace them if necessary.
2. Clean the levelling and centering surfaces on the brake disc and wheel hub.
3. Apply a very thin coat of Optimoly TA to the centering surface on the wheel hub.
Removing and installing the front brake disc 818