Haier HADG9CS46BWIFI Notice D'installation Et D'utilisation page 12

INSTALLING THE HOOD
Attach the lower chimney support to the lower chimney as shown.
Use 2 screws ST4x8mm.
(Do not over tighten the screws, make sure the upper chimney can slide
easily into the lower chimney)
Insert the upper chimney into the lower chimney.
Position the bottom chimney in the appliance, then mark the holes on the
wall.
Remove the lower chimney, then drill holes in the wall: hole for screw
diameter Φ8 mm
Use the dowels adapted to your wall
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