Kärcher K 3 Classic Original Operating Instructions

Also see for K 3 Classic: Manual

10 English14 Transport handle, extendable15 High-pressure connection16 Type plate17 Water connection with integrated sieve18 Detergent suction hose19 Coupling for the water connection20 *Garden hose (fabric reinforced, diameter at least1/2 inch (13 mm), length at least 7.5 m, with com-mercially available quick coupling)* additionally requiredSafety devices CAUTIONMissing or modified safety devices!Safety devices are provided for your own protection.Do not bypass, remove or render ineffective any safetydevices.Power switchThe power switch prevents unintentional operation ofthe device.High-pressure gun lockThe lock locks the lever of the high-pressure gun andprevents the device from starting unintentionally.Auto-stop functionIf the lever of the high-pressure gun is released, thepressure switch turns off the pump and the high-pres-sure jet stops. The pump switches on again when the le-ver is pressed.Symbols on the deviceMountingFor the figures, please refer to the graphics page.Fit the supplied loose parts onto the device before start-ing up the device.Installing the wheels1. Install the wheels on the device so that they latch in-to place.Illustration BInstalling the water connection coupling1. Screw the water connection coupling onto the waterconnection on the device.Illustration CInitial startup1. Place the device on a flat and level surface.2. Unwind the high-pressure hose and eliminate anyloops and twists.3. Connect the high-pressure hose to the device.a Pull up the clamp on the coupling.b Insert the high-pressure hose into the coupling.c Press down the clamp on the coupling.Illustration D4. Connect the high-pressure hose to the high-pres-sure gun.a Squeeze the clamp.b Pull out the clamp.c Insert the high-pressure hose.d Press the clamp in until it latches into place.Illustration E5. Check for a secure connection by pulling on thehigh-pressure hose.6. Plug the mains plug into a mains socket.Water supplyFor the connection values, see the type plate or chapterTechnical data.Observe the water distribution company regulations.ATTENTIONDamage through contaminated waterContamination in the water can damage the pump andthe accessories.KÄRCHER recommends using the KÄRCHER water fil-ter for protection(special accessory, order number4.730-059).Connection to the water lineATTENTIONHose coupling with Aquastop on the water connec-tion of the deviceDamage to the pumpNever use a hose coupling with Aquastop on the waterconnection of the device.You can use an Aquastop coupling on the tap.1. Plug the garden hose onto the water connectioncoupling.2. Connect the garden hose to the water line.Illustration F3. Open the water tap fully.OperationATTENTIONDry running of pumpDamage to the deviceIf the device does not build up any pressure within 2minutes, switch off the device and proceed according tothe instructions in chapter Troubleshooting guide.High-pressure operationATTENTIONDamage to painted or sensitive surfacesSurfaces can be damaged when the jet is too close tothe surface or an unsuitable spray lance is used.Maintain a minimum spray distance of 30 cm whencleaning painted surfaces.Do not clean car tyres, paint or sensitive surfaces suchas wood with the dirt blaster.1. Insert a spray lance into the high-pressure gun andlock it by turning it 90°.Illustration G2. Switch the device on ("I/ON").3. Unlock the lever of the high-pressure gun.4. Press the lever of the high-pressure gun.The device switches on.Do not aim the high-pressure jet may at per-sons, animals, live electrical equipment orthe device itself.Protect the device against frost.The device may not be connected to thepublic drinking water network.