Seat ALTEA Owner's Manual page 235

Loosening the wheel bolts
The wheel bolts must be loosened before raising the vehicle.
Loosening
– Fit the box spanner as far as it will go over the wheel bolt.
– Grasp the box spanner by the end turn it about one full turn to
⇒ F ig.
the left 173.
Tightening
– Fit the box spanner as far as it will go over the wheel bolt.
– Grasp the box spanner close to the end and turn the bolt to the
right until it is secured.
– An adapter is required to unscrew or tighten the anti-theft
wheel bolts.
Safety
Fig. 173 Changing a
wheel: loosen the wheel
bolts.
Operation
WARNING
Loosen the wheel bolts (only about one turn) before raising the vehicle
with the jack, otherwise there is a risk of accident.
Note
● If the wheel bolt is very tight, you may be able to loosen it by pushing
down the end of the spanner carefully with your foot. Hold on to the vehicle
for support and take care not to slip.
Advice
If and when

Technical specifications
233