Porsche 911 2020 Owner's Manual page 319

5. Position the socket and mount it against the
slight resistance.
The socket engages audibly. This opens the re-
tainer of the central bolt.
6. Insert the torque key into the socket with a
1" square fitting.
7. With the help of a second person, brake the
wheel firmly with the brake pedal. The rotary
forces cannot be held by the parking brake or
transmission alone.
e Hold the steering wheel tightly when fastening
the front wheels.
Fig. 264: Tightening the central bolt
8. Tighten the central bolt to 442 ft lb. (600 Nm).
Information
If the wheel hub, brake disk, wheel bolts, wheel or
central bolt have been replaced, the central bolt
must be tightened twice.
Fig. 265: Use of new parts
1. Tighten the central bolt to 442 ft lb. (600 Nm).
2. Loosen the central bolt again by a 1/4 turn.
3. Tighten the central bolt again to
442 ft lb. (600 Nm).
Fig. 266: Checking the retaining pin position
4. Make sure that retaining pin C is located in the
front at the groove in the toothing.
5. Lower the vehicle fully.
Information
Re-tightening the central bolt after
30 miles (50 km) or so is not necessary.
Fig. 267: Installing the cover
6. Lightly grease the rubber ring of the cover. This
facilitates installation and later removal.
7. Position the cover in the central bolt so that the
positioning tab faces the slot in the bolt. Then
press the cover into position.
Do not drive without the cover mounted. Other-
wise, water and dirt can penetrate and affect
operation of the retainer.
Wheels and Tires
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
317