Porsche 928 - WORKSHOP MANUAL 1977 Workshop Manual page 198

928
Brakes/Mechanical
46
a
REMOVING AND INSTALLING BRAKE PADS
(Floating Caliper Disc Brakes)
Removing
When brake pads can be used again, they must be
installed on same wheel (otherwise non-uniform
braking effect).
1. Pull warning contact (wear sensor) out of inner
pad plate.
Note
Replace warning contacts with ground through or
down wire cores. Warning contacts can still be used
when only plastic parts of warning contact have
traces of wear.
2. Remove housing retaining spring. This requires
applying pressure in center (large arrow) of
spring until it disengages in the housing borer.
Then remove spring toward outside et same time
without applying force.
Never bend spring by applying force.
3. Remove any dirt on guide pins between
holder end housing.
4. Pull plugs out of guide sleeves. Unscrew guide pins
with a 7 mm socket wrench end pull out of guide
Sl=%WZS.
5. Pull housing toward outside of car by hand to
push beck the piston slightly. Then remove the
housing. Pull piston end brake pad out of piston.
6. Lay housing (fist) aside end suspend from
suitable point on car with a piece of wire.
Remove outer brake pad from holder.
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Printed inGermany VI, 1962
Removing end Installing Brake Pads
(Floating Caliper Disc Brakes)
46 - 5