Electrolux HD 8890 - Manual (Page 5)

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safely in the above conditions without the need for any of the
aforementioned measures.
• When the hood is used in its extractor function, the following rules
must be followed to obtain optimal operation:
— short and straight outlet hose
— keep bends in outlet hose to a minimum
— never install the hoses with an acute angle, they must always follow
a gentle curve.
— keep the hose as large as possible (preferably the same diameter
as the outlet hole).
• Failure to observe these basic instructions will drastically reduce the
performance and increase the noise levels of the extractor hood.