Porsche 911 turbo Owner's Manual page 37
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.
Secure
the
floor mat
against
sliding
into
i
positions that could interfere with the
safe
,
operation
oT
your vehicie.
i
l.
Do
not
.,de
rhe
brakes
Dy resting
your
foot on
rhe
pedar
when nor
iniending
to
brake.
Overhearing
and
premature
wear
of
the
oraxes wi I
'estlt.
.
Be'o.e
oesceno
ng
a
steep grade,
reduce
Soeeo
alo
shift transmission into
a
lower
gea' or
drivrng position
to
control
speed.
Keep
in
mind
that the
braking distance
in-
creases
very
rapidly as
the
speed
ncreases.
At 60
mph/1
00
km/h,
for
example,
it is
not
twice but four times longer than at 30
mph/50
km/h. Tire traction is
also
less effective
when
the
roads
are
wet
and
slippery.
Therefore,
keep
a safe
distance
from the car in front
of
you.
Brake
Booster
To
reduce
the
pedal pressure required,
your
Porsche
is
equipped
with
a
hydraulic
brake
booster.
lf
pressure
is
lost,
the
buzzer,
the
central
warning light and
the
brake pressure
warnrng
light
in the
instrument
cluster
will
come
on.
Once stored pressure has been used up,
con-
siderably
greater pedal
pressure
will be
re-
quired.
Moisture or road salt on brakes
affects braking
WARNING
Driving through water
may
reduce
tire
trac-
tion.
Moisture
on
brakes
from
road
water.
f-acilty
canirot
do
ttïs lob
prop*M
Bàkesl
will dry
after
a
few
cautious
brake
apllica-
I
Do
not ride
The
brakes
or
hold
pedal
down
ioo
ong or too
often. This could
cause
:he
brakes
to get
hot and not
function
tions.
Brake wear
Our
automobiles
have excellent brakes,
but
they are
still
subject
to
wear,
depending
on
how
the
brakes
are
used. Have
the
break
system
inspected
at
the
intervals
recom-
mended in
your
Maintenance Booklet.
New brake pads
or
linings
Brake pads
or
linings
may
not
have
the
highest
poss
b
e
braking efficiency when
new.
Therefore.
a
low
for
longer
braking
distance
dur
ng
the
lnitial
100
to
150
miles
or
150
to
250 kilometers of normal city driving; longer
if
fewer stops are
realized.
Clutch
Pedal
AIways depress
the
clutch pedal fully
when
changing gears.
Do not
hold
the
car
on
a
steep
hill with the
clutch pedal
partially
depressed. This will cause
premature
wear
or
damage.
properly
Brake
operation and
brake
warning light
Make it
a
habit
to check the operation of
your
brakes
before
driving. The
brake
warning
light
will
light up if one of the brake circuits
should
fail. See
"Brake
warning
light"
for
more
details.
Automatic
readjustment
ensures
that
the
brake pedal travel
to
the point
oT
brake
appli-
cation always
remains
constant
if
the
brake
system
is
properly vented.
The
brake
pedal
travel may be about
20
mm until
the
brake
responds.
lf the
pedal
travel suddenly
increases,
air
may
have entered
the
brake system.
A
brake
fluid
loss
is indicated
by
a
warning
light.
#
#:iï;
.;i
Ë
i?iï."
i
",i1,
iili,
braking
efliciency.
Cautiously
apply
brakes
to
test them after
being
exposed
to
such
conditions.
When
the
vehicle
is
driven
on
salted roads
for
extended periods,
the
lbrakes should
be
hosed down
thoroughly
..
-
:
about every 2 weeks. An automatic
carwash
35
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