Haier HADG9CS46BWIFI Notice D'installation Et D'utilisation page 13

INSTALLING THE HOOD
Install the lower chimney, then screw it to
the wall with 2 screws of diameter Φ 8 mm
Lower the upper chimney and then drill
holes in the wall.
Insert the dowels adapted to your wall
Then pull the upper chimney upwards
to the desired height. Mark the
locations of the mounting holes of the
upper chimney support.
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