BMW HP4 RACE Rider's Manual page 120

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118
ATTENTION
Leaking brake fluid
Component damage
z
Watch brake piston when
pushing out. Push out brake
piston evenly and not too
far.
Push out brake pistons 2 with
a few strokes on brake lever. In
doing so, make sure that the
brake pistons 2 are not pushed
out too far.
ATTENTION
Use of aggressive cleaning
agents
Damage to the seals, leaks
Only use mild soap solution for
cleaning.
Do not use brake cleaner.
Carefully clean both brake
calipers 3 and all brake pistons
with mild soap solution
and soft brush until all
contamination caused by brake
dust is removed.
ATTENTION
Damaged seals
Component damage
Do not use compressed air
to dry the brake calipers after
cleaning.
Then rinse with clear water and
dry with a cloth.
Push back brake pistons 2 us-
ing a suitable tool. In doing so,
make sure that the brake pis-
tons 2 do not tilt.