10 English DANGERAlways disconnect the mains plug and allow thesteam cleaner to cool down before performingany maintenance work.Rinse the steam cleaner boiler at the latest after10 boiler fillings. Fill the boiler with water and shake it strong-ly. This dissolves lime scaling residing on theboiler bottom. Empty water out.Note: If you always use usual commercial dis-tilled water it is not necessary to descale the boil-er.As limescale builds up on the boiler walls, werecommend to descale the boiler in the followingintervals (RF=reservoir fillings):Note: Please contact your Conservancy Boardor the local water supply company to inquireabout the hardness of your water. Disconnect the mains plug from the socket. Allow device to cool down. Remove the safety cap from the device. Completely empty the steam boiler to re-move existing water (see fig. ). WARNINGOnly use products approved by KÄRCHER toexclude any damages of the appliance. Use the KÄRCHER decalcifier sticks (orderno. 6.295-206) to decalcify the water. Pleasefollow the dosing instructions on the packag-ing while using the decalcifying solution.CAUTIONUse caution when filling and emptying the steamcleaner. The descaling solution can have an ag-gressive effect on delicate surfaces. Pour the descaling solution into the boilerand allow it to react for approximately 8hours. WARNINGDo not screw the safety lock on the applianceduring the decalcifying.Do not use the steam cleaner as long as there isdecalcifying agent in the boiler. Completely empty the descaling solution af-ter 8 hours. A small amount of the solutionwill remain in the boiler. Therefore, youshould rinse the boiler two to three times withcold water to remove any residues of thedescaler. Completely empty the steam boiler to re-move existing water (see fig. ).Note: The floorcloth and the terry cloth coverhave been pre-washed and can be used imme-diately for working with the steam cleaner. You can wash dirty floorcloths and terry clothcovers in the washing machine at 60°C. Donot use a liquid softener as this would affectthe ability of the cloths to pick up dirt. Youmay tumble dry the cloths.Maintenance and careRinsing the boilerDescaling the boilerDegree of hardness ° dH mmol/l RFI soft 0- 7 0-1,3 55II medium 7-14 1,3-2,5 45III hard 14-21 2,5-3,8 35IV very hard >21 >3,8 25Care of the Accessories