[. . . ] If there are apertures for cabinet ventilation, prevent flammable materials from entering. 2 The roof mounted flue must be positioned vertically with a maximum inclination of 15°. [. . . ] NOTE: Different models may have different knobs and different symbols. - ELECTRONIC IGNITION OVEN (DEPENDING ON MODEL) To ignite burner, push-in and turn the control knob to a position from 1 to 6 and maintaining the knob pushed at the same time press the electronic ignition pushbutton (for models that have affixed to the oven door the electronic ignition button is not visible and is activated by pressing the gas knob down). Once the burner is alight maintain the knob in this position for a few seconds to ensure the flame remains alight. - MANUAL IGNITION OVEN Manual ignition when the appliance is not fitted with the electronic ignition feature or in the event of failure in the electronic ignition. To ignite burner, gently push-in and turn the control knob to a position from 1 to 6 and maintaining the knob pushed at the same time light the burner with a match or gas lighter. Once the burner is alight maintain the knob in this position for a few seconds to ensure the flame remains alight. When the oven reaches the set temperature the flame automatically goes down to low flame. - ELECTRONIC IGNITION GRILL (DEPENDING ON MODEL) To ignite burner, gently push-in and turn the control knob to position GRILL or HIGH FLAME and maintaining the knob pushed at the same time press the electronic ignition button (for models with the symbol affixed to the door, the ignition button is not visible and is activated by pressing the knob down). Once the burner is alight maintain the knob in this position for a few seconds to ensure the flame remains alight. - MANUAL IGNITION GRILL Manual ignition when the appliance is not fitted with the electronic ignition feature or in the event of failure in the electronic ignition. To ignite burner, gently push-in and turn the control knob to position GRILL or HIGH FLAME and maintaining the knob pushed at the same time light the burner with a match or gas lighter. Once the burner is alight maintain the knob in this position for a few seconds to ensure the flame remains alight. [. . . ] B) do not turn on or off light switches or other electronic and electric appliances, do not light matches or lighters or anything that could cause the gas to ignite; c) put out any flames d) shut off the valve on the gas bottle or cylinder. Do not re-open this valve unless the gas leak has been identified and eliminated. [. . . ]