Vauxhall ASTRA Owner's Manual page 158

Luggage compartment
The roof can only be opened if the load in
the luggage compartment does not
exceed the height of the luggage
compartment blind or protrude sideways.
The load height marked in the figure must
not be exceeded. The luggage
compartment blind must be flat; objects
below it must not press it upwards.
Otherwise the roof and load may be
damaged.
Electrically operated loading aid for the
luggage compartment – page 104.
Luggage compartment blind – page 104.
Blockage of boot lid on closure 3
To avoid damage to the open roof, boot lid
or load, the boot lid can only be closed if
the electric load aid is in the lower end
position – page 104.
TwinTop
Unblocking on failure of electric drive
Push locking lever forward as shown in the
figure.
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