Mercedes-Benz A-Class Operator's Manual page 322

320 Wheels and tires 320
In the event of damage to the threads,
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contact a quali ed specialist workshop
immediately.
Have the damaged wheel bolts or dam-
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aged hub threads replaced.
Do not continue driving.
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Observe the information on the choice of tires
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( page 311).
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For tires with a speci ed direction of rotation, an
arrow on the side wall of the tire indicates the cor-
rect direction of rotation. Observe the direction of
rotation when installing.
Slide the wheel to be mounted onto the align-
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ment bolt and push it on.
Observe the notes on installing an emergency
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spare wheel ( page 321).
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& W W ARNING
ARNING Risk of injury from tightening
wheel bolts and nuts
If you tighten the wheel bolts or wheel nuts
when the vehicle is raised, the jack could tip.
Only tighten wheel bolts or wheel nuts
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when the vehicle is on the ground.
Observe the instructions and safety notes on
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"Changing a wheel" ( page 311).
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For safety reasons, only use wheel bolts which
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have been approved by Mercedes-Benz and
for the wheel in question.
* N N O O TE TE Damage to paintwork of the wheel
rim when screwing in the rst wheel bolt
If the wheel has too much play when screwing
in the rst wheel bolt, the wheel rim paint can
be damaged.
Press the wheel rmly against the wheel
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hub when screwing in the rst wheel
bolt.
Tighten the wheel bolts evenly in a diagonal
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pattern in the order indicated until they are
nger-tight.
Unscrew and remove the alignment bolt.
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Tighten the last wheel bolt until it is nger-
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tight.
Lower the vehicle ( page 320).
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Lower ering t Low ing the v he vehicle ehicle a er a er a wheel c a wheel change hange
R R eq equir uirements: ements:
The new wheel has been installed
R
( page 319).
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T T o low o lower t er the v he vehicle: ehicle: place the ratchet onto
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the hexagon nut of the jack so that the letters
"AB" are visible and turn counter-clockwise.