Vauxhall ZAFIRA Owner's Manual page 224

3. Depressions on the lower edge of the
vehicle body indicate the points where
the jack is to be attached to the
underbody.
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4. Vehicles with jack shown in figure 8385 T:
Before attaching jack, set to req uired
height by hand. Fit jack arm a t front and
rea r in such a w ay that jack claw (arrow
in figure) goes around the vertica l ridge
and enga ges into the recess in the ridg e.
When turning the crank , ensure that the
edge of the ja ck base is firmly on the
ground, v ertically in line with the contact
point.
If this is not the case when jacking up the
vehicle, lower vehicle immediately and
reposition the jack.
Raise vehicle b y turning crank handle.