– 4 Determining the hardness of tap water:– through the public water supply works,– using a hardness tester (order no.6.768-004) Set the service switch according to thewater hardness in the table.Note: Observe the following when usingsystem care Advance 2 RM 111:– Calcification protection: See table– Pump care: Set the service switch to atleast setting 3.CautionRisk of injury!– Use Kärcher products only.– Under no circumstances fill solvents(petrol, aceton, diluting agent etc.)– Avoid eye and skin contact.– Observe safety and handling instruc-tions by the detergent manufacturer.Kärcher offers an individual cleaningand care appliances program.Your dealer will consult you gladly. Refill detergent.Figure 4 Connect ray tube with hand spray gun Tighten the screw connection of thespray lance fingertight. Insert high pressure nozzle into cover-ing nut Install covering nut and tighten firmly Connect the high pressure hose to thehigh pressure connection point of themachine.Figure 5For connection values refer to technicalspecifications Attach supply hose (minimum length7.5 m, minimum diameter 3/4“) to thewater supply set by means of a hoseclamp. Connect the supply hose to the waterconnection point of the machine and atthe water supply point (for e.g. a tap).Note: The supply hose and the hose clampare not included in the scope of delivery.– For connection values, see technicaldata and type plate.– The electrical connections must bedone by an electrician according to IEC60364-1.– The voltage indicated on the type platemust correspond to the voltage of theelectrical source.– The installation of the electrical plugmay only be performed by the author-ised customer service/electrician. Theelectrical plug is not included. DangerDanger of injury by electric shock.– Unsuitable extension cables can behazardous. Only use extension cablesoutdoors which have been approved forthis purpose and labelled with a suffi-cient cable cross section:– Always unwind extension lines com-pletely.– The plug and coupling of the extensioncable used must be watertight.Adjusting the dosage of the systemcare Advance RM 110/RM 111Water hard-ness (°dH)Scale on the system careservice switch<3 OFF (no dosing)3...7 17...14 214...21 3>21 4Refill detergentInstall the hand-spray gun, the jetpipe, the nozzle and the high pres-sure hoseInstalling spare high pressure hoseWater connectionPower connection22 EN