Contents Preface Safety instructions Hazard levels Description in this service manual Service groups Functional group structure Textual description Technical Features Intended use Field of application Safety installations Lock trigger gun Overflow valve with pressure switch Type plate Overview of the appliance Overview appliance components Casing Pump motor...
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AEPM Uninstall / install pump motor AESG Uninstall / install valve gear casing AESH Uninstall / install quick coupling of the high-pressure hose AESV Uninstall / install control valve AETS Uninstall / install swash plate AEZK Uninstall / install cylinder head 050 Maintenance and inspection Care Storing the device...
Preface Good service work requires extensive and practice-orient- If you should require supplements, have corrections or ed training as well as well-structured training materials. questions regarding this document, please address these Hence we offer regular basic and advanced training pro- citing the following subject to: grammes covering the entire product range for all service international-service@de.kaercher.com...
Description in this service manual Service groups Example: ABGH Uninstalling / installing casing Uninstalling / installing casing Product group Service group Functional group, component, activity Plain text description Observe the allocation of service groups to the appliance components in the overview diagram in Chapter "Overview over the service and functional groups".
– agents approved by KÄRCHER. Please observe the in- formation accompanying the cleaning agents. Field of application This service manual describes the appliance family: K 6.200 – K 7.200 – K 7 Compact –...
Type plate The type plate is located at the bottom of the appliance. 1 Appliance description 2 Serial number 3 Specifications 4 Part number 5 Sound pressure level L 6 Address of manufacturer 7 Bar code. Contains part and serial number. 8 IP rating/ protection class 9 Max.
Pump motor 1 Holder pump motor Cylinder head 2 Water channel 10 Valve gear casing 3 Pump motor 11 Quick coupling 4 Casing bottom 12 Valve detergent 5 Covering lid 13 Water pipes 6 Power switch 14 Fine filter 7 Swash plate 15 Capacitor 8 Piston guide English 5.906-591.0 Rev.
AB Service group casing 010 Safety information General Observe general safety information! Service and maintenance tasks may only be performed by qualified and specially trained specialists. Danger Prior to all work on the appliance, switch off the appliance and pull the power plug. Caution Risk of damage by electrostatic discharge (ESD)! Take suitable measures for discharging electrostatic charge pri-...
AD Service group water system 010 Safety information For this service group there is no special safety informa- tion. Observe general safety information! 020 Overview 1 Suctioning of detergent 2 Water inlet 3 Water return flow 4 Control valve 5 High-pressure outlet English 5.906-591.0 Rev.
030 Function The appliances are equipped with innovative water-cooled motor technologies. Water instead of a fan wheel is used for cooling the motor. Before the water is used for cleaning, it flows round the motor casing. This way constant cooling with less moving parts is achieved and the service life is in- creased.
050 Maintenance and inspection The appliance is maintenance free. Care Danger Risk of electric shock. Turn off the appliance and remove the mains plug prior to any care and maintenance works. Prior to longer periods of storage, e.g. in the winter: ...
AE Service group pump 010 Safety information Danger Prior to all work on the appliance, switch off the appliance and pull the power plug. 020 Overview Valve detergent 12 Piston guide Suctioning of detergent 13 Spacer Control valve, complete * 14 High-pressure seal with support washer Control boring 15 Cylinder head...
AESV Uninstall / install control valve AEZK Uninstall / install cylinder head 1 Seals control piston 2 O rings 3 Guide sleeve 4 Control valve 5 Valve gear casing 6 Cylinder head Disconnect the cylinder head from the valve gear cas- ing.
AEZK Uninstall / install cylinder head ADVR Uninstall / install valve for detergent 1 O rings 2 Water pipes 3 Safety clip 4 Holder capacitor Remove the pump motor from the chassis. Unhook the holder of the capacitor. ...
Installation information 1 Holes Thread a thread prior to reinstallation of the piston guide. 1 Screws 2 Piston guide 3 Cylinder head 4 Valve gear casing During later upcoming repair work on the valve gear casing or cylinder head, screws that hold down the piston guide can be screwed in.
060 Error diagnosis Fault Cause Correction Appliance is not running There is no voltage in the machine. Check whether the voltage indicated on the type plate corresponds to the volt- age of the mains supply. Check the mains connection cable for damages.
AH Service group electrics 010 Safety information Danger Prior to all work on the appliance, switch off the appliance and pull the power plug. 020 Overview Circuit diagram Pump motor Capacitor Power switch Thermal switch 030 Function Safety devices serve to protect the user and must not be rendered in operational or their functions bypassed.
Special tools Electric measuring appliance 6.803-022.0 Shut-off valve with thermometer 2.901-030.0 Adapter system 2000, M22x1.5 with ex- 4.401-072.0 Screwdriver bit T15 6.815-150.0 tended union nut Removal pliers, pressure/suction valves 4.901-062.0 Installation mandrel oil seal, high-pres- 5.901-224.0 and water sieves sure seal Installation sleeve, high pressure seal 5.901-223.0 Test manometer for working pressure...