Miele DA 390-6 Operating Instructions Manual page 32

Installation
 Secure the exhaust socket to the
hose using a hose clip.
 Secure the hose to the directional
unit socket using a hose clip.
 Check that the hose is held securely.
32
 Push the telescopic piece over the
installation frame:
– with the recirculation grilles at the
bottom for extraction mode (AL) /
external motor (EXT),
– with the recirculation grilles at the top
for recirculation mode (UL).
 Bend the two retaining tabs outwards
to prevent the telescopic piece from
slipping down again.