Changing Wheels - Mercedes-Benz 190 E2.3 1985 Owner's Manual

Changing Wheels

1. Set parking brake.
^ 2. With manual transmission, shift
gear shift lever to 1 st or reverse
B gears respectively, with automatic
V transmission, move selector lever to
position " P" .
3. Prevent vehicle from rolling away by
blocking wheels with wheel chocks:
When changing a wheel on a hill,
place chocks behind each wheel of
the axle opposite to the axle to be
worked on; on a level road, place
one chock in front and one behind
of the wheel that is diagonally oppo­
site to the wheel being changed.
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4. Using the combination wrench,
loosen but do not yet remove the
wheel bolts.
5. Remove protective cap from the
jack support tube. (The tube open­
ings are located directly behind the
front wheel housings and in front of
the rear wheel housings.)
6. Insert jack arm fully into the tube
hole up to the stop. Position the jack
so that it will always be vertical as
seen from the side, even on in­
clines. Jack up the vehicle until the
wheel is clear off the ground.
7. Then unscrew wheel bolts com­
pletely. Keep bolt threads protected
from dirt and sand.
While removing last bolt, hold wheel
against axle to avoid paint damage
on rim.
8. Remove wheel.
9. Screw the alignment stud, which
comes with the spare tire, into the
upper threaded hole of the hub prior
to installing wheel.
10. Adjust the jack to allow the wheel
to be slipped on without being
lifted.
11. Install spare wheel (valve in bot­
tom position) on wheel hub. Insert
wheel bolts and tighten them
slightly.
To avoid paint damage, place
wheel flat against hub and hold it
there while installing first wheel
bolt. Unscrew the alignment stud
to install the last wheel bolt.
12. Lower car, remove jack and place
cap into the jack support tube.
Tighten the five bolts evenly, al­
ways skipping one, until all bolts
are tight.
Observe a tightening torque of
110 Nm/80 Ib-ft.
13. Correct tire pressure.