19The oven is not cooking evenlyDo not use a baking tray with dimensions larger thanthose specified in the section on ‘General Oven Tips’.If you are cooking a large item, be prepared to turn itround during cooking.If two shelves are used, check that space has been leftfor the heat to circulate. When a baking tray is put intothe oven, make sure that it is placed centrally on theshelf.Check that the door seal is not damaged and that thedoor catch is adjusted so that the door is held firmlyagainst the seal.A dish of water when placed on the shelf should be thesame depth all over. (For example, if it is deeper at theback, then the back of the cooker should be raised up orthe front lowered.) If the cooker is not level, arrange foryour supplier to level it for you.Oven temperature getting hotter as the cooker gets olderIf turning the temperature down using the oven controlknob has not worked, or has only worked for a shorttime, then you may need a new thermostat. This shouldbe fitted by a service person.The oven light is not workingThe bulb has probably burnt out. You can buy areplacement bulb (which is not covered under theguarantee) from a good electrical shop. Ask for a 15 W –230 V lamp, FOR OVENS. It must be a special bulb, heatresistant to 300 °C (Fig.6-1).Before removing the existing bulb, turn off the powersupply and make sure that the oven is cool. Open theoven door and remove the oven shelves.Locate the bulb cover and unscrew it by turning itcounter-clockwise (it may be very stiff ) (Fig.6-2).Now unscrew the existing bulb counter-clockwise,taking care to protect your fingers with a glove in casethe bulb should shatter.Screw in the new bulb clockwise and then screw thebulb cover back on. Turn on the electricity supply andcheck that the bulb now lights.The oven door is misalignedThe bottom hinge of the left-hand oven door can beadjusted to alter the angle of the door (Fig.6-3). Loosenthe bottom hinge fixing screws and use the notch anda flat bladed screwdriver to move the position of thehinge to set the hinge position (Fig.6-4).Retighten the hinge screws.ArtNo.324-0007 Unscrewing the bulb coverFig.6-2ArtNo.324-0005 Oven light bulbFig.6-1ArtNo.320-0006 Oven door hinge adjustment 1Fig.6-3Effect of hinge adjustment – exagerrated for clarityArtNo.320-0007 Oven door hinge adjustment 2Fig.6-4Centreline of hinge pinOven door omitted for clarity