Gaggenau KG 291 - Manual (Page 14)

12
Keep the ventilation openings on the rear of the
appliance clean. Do not block the ventilation
openings.
The burners (burner head cover, burner ring and
burner head) will change their color during
operation and become darker. This change in color
will not influence the use-value.
Please thoroughly clean the appliance before
operating it for the first time and after every use.
8. Cleaning and Care