– 5 WarningUnsuitable detergents can cause damageto the appliance and to the object to becleaned. Use only those detergents thathave been approved by Kärcher. Observethe dosage and other instructions providedwith these detergents. For consideratetreatment of the environment use detergenteconomically.Follow the safety instructions for using de-tergents.Kärcher detergents ensure smooth func-tioning. Please consult us or ask for our cat-alogue or our detergent information sheets. Fill detergent tank. Replace high pressure nozzle with alow pressure nozzle (size 250, attach-ment). Set dosing value for detergent to thedesired concentration. Spray the detergent sparingly on thedry surface and allow it to react, but notto dry. Spray off loosened dirt with the high-pressure ray. After operations, dip the filter in clearwater. Turn the dosing valve to thehighest detergent concentration. Startthe appliance and rinse for one minute. Release the lever of the hand-spraygun; the device will switch off. Release again the lever of the hand-spray gun; the device will switch onagain. Set the appliance switch to "0". Disconnect the mains plug from thesocket. Shut off water supply. Activate hand spray gun until device ispressure-less. Press the safety lever of the hand-spraygun to secure the lever of the pistolagainst being released accidentally. DangerDanger of scalding by means of hot water.The water remaining in the switched off de-vice can get heated up. When you removethe hose from the water inlet, the heatedwater can spray out and cause scalding.Remove the hose only when the device hascooled down. WarningFrost will destroy the not completely waterdrained device.Store the appliance in a frost free area. Emptying the detergent tank (see "Careand Maintenance/ as required"). Drain water. Pump in conventional frost protectionagents through the appliance.NoteUse normal glycol-based anti-freezingagents for automobiles.Observe handling instructions of the anti-freeze agent manufacturer. Operate device for max. 1 minute untilthe pump and conduits are empty.Operation with detergentPosition of the dos-ing valve1 3 5 7Detergent concen-tration [%](for max. flowquantity)0,5 2,5 5,0 7,0Recommended cleaning methodInterrupting operationTurn off the applianceFrost protectionIf you cannot store it in a frost-freeplace:19EN