– 3 Hook the snap hook of the carrying beltinto the eyelets on the carrying handle(picture see cover page). DANGERDanger of injury by electric shock.– It is imperative to connect the applianceto the electric mains by means of a plug.It is forbidden to permanently connectthe appliance to the power supply. Theplug serves for the disconnection fromthe mains.– The plug and coupling of the extensioncable used must be watertight.– Use an extension cable with protectiveearth conductor (protection class 1) andan adequate cross section (see "Tech-nical data") und fully uncoil it from thecable drum.For connection values, see type plate/tech-nical data. Unwind the mains cable and place it onthe floor. Insert the mains plug into a socket. WARNINGObserve regulations of water supplier.According to applicable regula-tions, the appliance must never beused on the drinking water netwithout a system separator. A suit-able system separator by KÄRCHER or al-ternatively a system separator according toEN 12729 type BA must be used.Water that was flowing through a systemseparator is considered non-drinkable. CAUTIONAlways connect the system separator tothe water supply, never directly to the appli-ance!For connection values refer to technicalspecifications Connect the supply hose (min. length7.5 m, minimum diameter 1/2“) to thewater connection point of the machineand at the water supply point (for e.g. atap).Note:The supply hose is not included. Open the water supply. Screw the suction hose with filter (op-tional accessory) to the water connec-tion. Appliance ventilation:Unscrew the nozzle from the spraylance.Switch on the appliance and let it rununtil the water exiting is bubble-free.Let the appliance run for 10 seconds –then switch off the appliance switch.Repeat the procedure several times. Switch off the appliance and fit the noz-zle again. DANGERRisk of explosion!Do not spray flammable liquids.If the appliance is used in hazardous areas(e.g. filling stations) the correspondingsafety regulations must be observed. CAUTIONRisk of injury. Do not operate the appliancevariant with a carrying belt while carrying it.Environmental damage. Clean motors atplaces with a corresponding oil separatoronly.With Pro HD 400 only: DANGERLong hours of using the appliance cancause circulation problems in the hands onaccount of vibrations.It is not possible to specify a generally validoperation time, since this depends on sev-eral factors:– Proneness to blood circulation deficien-cies (cold, numb fingers).– Low ambient temperature. Wear warmgloves to protect hands.Extra with ProHD 200:Start upElectrical connectionWater connectionConnection to the water supplyDrawing in water from open reservoirsOperation15EN