Porsche 911 2020 Owner's Manual page 312

Wheels and Tires
Caring for wheel attachment faces
A
B
C
D
E
F
G
H
I
J
K
L
M
Fig. 246: Wheel attachment faces
N
NOTICE
O
P
Risk of damage to the wheel and wheel attachment
face.
Q
e The wheel attachment face B on the brake disk,
R
wheel hub and on the wheel itself must not be
S greased.
e Only the areas A may be greased. Grease these
T
areas very thinly with Optimoly
authorized Porsche dealer. Do not use any other
U
grease or paste.
V
W
Care of wheel bolts
e Clean the wheel bolts before installation.
X
e Wheel bolts must not be greased.
Y
e Replace damaged wheel bolts. Only use genuine
Z
Porsche wheel bolts assigned especially to this
310
model or wheel bolts of similar quality that have
been manufactured according to Porsche speci-
fications and production requirements.
e Tighten wheel bolts with a tightening torque of
118 ftlb. (160 Nm).
e Do not use any power tools such as impact
wrenches.
Using security wheel bolts
Fig. 247: Adapter for security wheel bolts
The adapter for the security wheel bolts is located in
the tool box.
TA: Contact an
®
e To loosen and tighten the wheel bolt with anti-
theft protection, the adapter must be used be-
tween the wheel bolt and the wheel bolt wrench.
e When positioning the adapter ensure that it en-
gages fully in the teeth of the wheel bolt.
Changing wheels
Preparing the vehicle
1. Activate the transmission parking lock using the
P button on the selector lever.
2. Activate the electric parking brake.
3. Switch ignition off.
4. Secure the vehicle to prevent it from rolling
away, e.g. by placing wedges at the wheels on
the opposite side.
5. Slightly loosen the wheel bolts or wheel nuts on
the wheel to be changed.
6. Raise the vehicle only at the specified jacking
points.
> Please see chapter "Jack and Lifting Plat-
form" on page 147.
7. Raise the vehicle until the wheel lifts off the
ground.