Kärcher SC 1502 Operating Instructions Manual

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Kärcher SC 1502 Operating Instructions Manual Manual pdf 10 page image

24 – English SC 15026. Care & maintenance,Cleaning the boilerAlways disconnect the mains plug and allow thesteam cleaner to cool down before performing anymaintenance work.Rinsing the boilerIf your tap water is harder than 10 degrees ofGerman hardness (=°dH), i.e. hardness class II,rinse the boiler of the steam cleaner at the latestafter having filled it with water five times. If thewater is softer, you should rinse the boiler at thelatest after having it filled 15 times. Pleasecontact your Conservancy Board or the localwater supply company to inquire about thehardness of your water.• Fill the boiler with water and shake itvigorously. This will loose any limescale thathas built up on the bottom of the boiler. Tilt theappliance towards the edge with the funnelinlet and pour the water out (see Figure 12).Figure 12: Rinsing the boilerDescaling the boilerAs limescale also builds up on the boiler walls,we recommend to descale the boiler in thefollowing intervals (TF=boiler fillings):Degree of hardness ° dH mmol/l TFI soft 0 – 7 0 – 1,3 100II medium 7 – 14 1,3 – 2,5 90III hard 14 – 21 2,5 – 3,8 75IV very hard > 21 > 3,8 50Table 1: Cleaning interval of the boiler• Disconnect the steam cleaner from theelectrical mains.• Make sure that no water is left in the boiler (seeFigure 12).• We recommend to descale the boiler using theKärcher bio-descaler RM 511. This bio-descaler is based on citric acid and is, thus,completely biodegradable.Only use products approved by Kärcher toexclude any damages of the appliance.5. How to use the accessoriesWallpaper removerThe wallpaper remover is available as a specialaccessory (see page 27 for the order number).You can use the wallpaper remover with thesteam cleaner to remove wallpapers.• Place the entire surface of the wallpaperremover along the edge of a strip of wallpaper.Switch on the steam supply (C4) and allow thesteam to act on the wallpaper until it iscompletely soaked (approximately 10seconds).• Move the wallpaper remover to the next pieceof wallpaper you want to remove. Hold thesteam switch (C4) pressed while you move thetool. Lift the soaked piece of wallpaper using aflat trowel, and pull it off the wall. Move thewallpaper remover from strip to strip, and pullthe wallpaper off in strips.• In case of woodchip wallpaper that has beenpainted several times, the steam may not beable to soak the wallpaper. Thus, werecommend to prepare the wallpaper using aspiked roller before steam is applied.Steam rotary nozzleThe steam rotary nozzle is available as aspecial accessory (see page 27 for the ordernumber).Fields of application:– cleaning of corners, joints– areas that are difficult to access

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