54Safety warningsFor the user• The cooker hood is designed to extract unpleasant odoursfrom the kitchen, it will not extract steam.• Always cover heating elements, to prevent excess heat fromdamaging the appliance. In the case of oil, gas and coal firedcookers it is essential to avoid open flames.• Also, when frying, keep the deep frying pan on the cooker top/cookerunder careful control.• The hot oil in the frying pan might ignite due to overheating.• The risk of self-ignition increases when the oil being used is dirty.• It is extremely important to note that overheating can cause a fire.• Never carry out any flambé cooking under the hood.• Always disconnect the unit from the power supply beforecarrying out any work on the hood, including replacing thelight bulb (take the cartridge fuse out of the fuse holder or switch offthe automatic circuit breaker).• It is very important to clean the hood and replace the filter atthe recommended intervals. Failure to do so could causegrease deposits to build up, resulting in a fire hazard.For the installer• When used as an extractor unit, the hood must be fitted with a150mm diameter hose.• Should there already be a pipe of diameter 125 mm that ducts to theoutside through the walls or roof, it is possible to use the 150/125mm reduction flange provided. In this case the hood will be slightlynoisier.• When installing the hood, make sure you respect the followingminimum distance from the top edge of the cooking hob/ringsurfaces:electric cookers 300 mmgas cookers 300 mmcoal and oil cookers 400 mm min.• The national Standard on fuel-burning systems specifies a maximumdepression of 0.04 mbar in such rooms.• The air outlet must not be connected to chimney flues or combustiongas ducts. The air outlet must under no circumstances be connectedto ventilation ducts for rooms in which fuel-burning appliances areinstalled.