lock AUDI A4 1995 B5 / 1.G Rear Calipers Workshop Manual

47-13


Rear brake calipers, servicing WARNING!
Note:
Do not re-use fasteners that are worn or
deformed in normal use.
Some fasteners are designed to be used only
once, and are unreliable and may fail if used
a second time. This includes, but is not
limited to, nuts, bolts, washers, circlips and
cotter pins. Always follow recommendations
in this manual-replace these fasteners with
new parts where indicated, and any other
time it is deemed necessary by inspection.
Install only the complete repair kit when
performing servicing work.
Apply a thin coat of assembly paste to brake
cylinders, pistons and seals.
1 -
Self-locking bolt
Always replace35 Nm (26 ft lb)Counter-hold guide pin when loosening
and tightening
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47-19

Aluminum rear brake caliper pistons,
removing and installing


Special tools and equipment
3409 wedge3272 reset and screwout tool3272/1 support plate

Unscrewing piston from the brake caliper housing
- Remove piston by turning threaded spindle -A- counterclockwise and
knurled section -B- clockwise.
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47-21


Installing inner sealing lip of protective seal using 3409 wedge
Note:
Hold the piston in front of the caliper housing for this procedure.

Turning piston into brake caliper housing to stop
Note:
The outer sealing lip of the protective seal will then locate in the piston
groove. - Turn piston in by turning threaded spindle -A- clockwise and knurled
section -B- counterclockwise.
Pa
ge 10 of 11 Rear brake cali
pers, servicin
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11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
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e=re
pair&id=AUDI.B5.SU03.47.4