34.8
Dismantling and assembling front
brake caliper
e Caution:
The brake caliper halves must not be un-screwed!
Dismantling front brake caliper
•
Remove the brake caliper.
•
Remove keeper from retaining pin (1).
•
Drive out the retaining pin (1) from the wheel side.
•
Pull the brake pads out downwards.
•
Seal the bleed screw.
X Tightening torque:
Bleed screw at brake caliper.......................... 7 Nm
•
Hold a cloth over the brake caliper.
•
Carefully press out brake pistons (2), using a
compressed air gun at the brake line connection.
e Caution:
Do not allow your fingers to become trapped be-
tween the pistons; risk of injury.
•
Remove the two sealing rings (3,4) from the left/
right brake cylinder bores.
•
Examine the brake caliper pistons for damage.
Assembling front brake caliper
•
Coat new sealing rings (3,4) with brake fluid and
install.
•
Coat brake caliper pistons (2) with brake fluid
and insert.
e Caution:
Do not tilt the brake pistons when installing.
•
If necessary, press the pistons fully back with re-
setting tool (7), BMW No. 34 1 500.
•
Install the brake pads.
34 1 500
1
4
3
2
7
RS340070
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