If the shelf is positionedhorizontally, place onlyclosed bottles.2. To store previously opened bottles,pull the shelf up so it can rotateupwards and be placed on the nexthigher level.4.6 Cleaning the interior1. Before using the appliance for thefirst time, wash the interior and allinternal accessories with lukewarmwater and neutral soap so as toremove the typical smell of a brand-new product, then dry thoroughly.2. Check that the drain hose at the rearof the cabinet discharges into thedrip tray.CAUTION!Do not use detergents orabrasive powders, as thesewill damage the finish.5. HINTS AND TIPS5.1 Normal operating soundsThe following sounds are normal duringoperation:• A faint gurgling and bubbling soundfrom coils sound when refrigerant ispumped.• A whirring and pulsating sound fromthe compressor when refrigerant ispumped.• A sudden cracking noise from insideappliance caused by thermicdilatation (a natural and notdangerous physical phenomenon).• A faint click noise from thetemperature regulator when thecompressor switches on or off.5.2 Hints for energy saving• Do not open the door frequently orleave it open longer than absolutelynecessary.• Place the shelf above the watermodule as described in the "Dailyuse" chapter.5.3 Hints for fresh foodrefrigerationTo obtain the best performance:• do not store warm food orevaporating liquids in the refrigerator• do cover or wrap the food, particularlyif it has a strong flavour• position food so that air can circulatefreely around it5.4 Hints for refrigerationUseful hints:• Meat (all types) : wrap in polythenebags and place on the glass shelfabove the vegetable drawer.• For safety, store in this way only oneor two days at the most.• Cooked foods, cold dishes, etc..:these should be covered and may beplaced on any shelf.• Fruit and vegetables: these should bethoroughly cleaned and placed in thespecial drawer(s) provided.www.aeg.com30