4Safety NotesBefore first use of the unit read these operatinginstructions and act in accordance with them.Keep these operating instructions in a safe placefor later use or for a subsequent owner.Use of the unit as authorizedUse this unit exclusively for non-industrialpurposes– for cleaning machines, vehicles, buildings,tools, facades, terraces, garden implements,etc., with high-pressure water jet (if necessarywith the addition of cleaning agents).– for cleaning vehicle engines only in locationsequipped with an appropriate oil separator.– with accessories, replacement parts andcleaning agents authorized by Kärcher.Please comply with instructions supplied withthe cleaning agents.General safety notes– The appliance is not intended for use byyoung children or infirm persons withoutsupervision.– Young children should be supervised toensure that they do not play with theappliance.– Never leave the unit unattended whilst themaster switch is switched on.– Never operate the unit in potentially explosivespaces.– Do not spray any objects which containhealth-endangering substances (e.g.asbestos).Warning signs on the unitNever direct the high-pressurejet at human beings, animals,the unit itself or at electricalparts.Safety devicesSafety devices serve to protect against injuriesand must not be changed or circumvented.Relief valve with pressure switchWhen the lever on the handgun is released thepressure switch switches off the pump and thehigh-pressure jet ceases. When the lever ispulled the pressure switch switches on the pumpagain.Moreover, the relief valve prevents thepermissible operating pressure from beingexceeded.Safety buttonThe safety button on the handgun preventsinadvertent switching on of the unit.Environmental protectionDispose of packagingThe packaging materials are recyclable. Pleasehand in the packaging for recycling.Dispose of old equipmentYou can obtain information about environment-protecting disposal from your Kärcher dealer.Save waterIn comparison to other cleaning methods, by theuse of this unit you save up to 85 % of the waterotherwise needed. The unit can also be operatedwith rain-water (use a water filter).Ease the burden on waste waterPlease use the cleaning agents sparingly.Observe the dosage recommendations whichare supplied with the cleaning agents.