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Related Manuals for Kärcher K 7 Full Control
Summary of Contents for Kärcher K 7 Full Control
- Page 1 K 7 Full Control Service Manual English 5.906-743.0 Rev. 00 (03/16)
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Page 2: Table Of Contents
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 AB Service group setup 010 Safety information General 020 Overview... - Page 3 050 Maintenance and inspection 060 Error diagnosis 070 Peculiarities/ others Circuit diagram Special tools Technical specifications English 5.906-743.0 Rev. 00 (03/16)
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Page 4: Preface
Preface Good service work requires extensive and practice-orient- ed training as well as well-structured training materials. Hence we offer regular basic and advanced training pro- grammes covering the entire product range for all service engineers. In addition to this, we also prepare service manuals for im- portant appliances - these can be initially used as instruc- tion guides and later on as reference guides. -
Page 5: Description In This Service Manual
Description in this service manual Service groups Example: Install/uninstall ANRA wheel axle Install/uninstall wheel axle Service group Component Activity Observe the allocation of service groups to the appliance components in the overview diagram in Chapter "Overview over the service and functional groups". Functional group structure Safety instructions Overview... -
Page 6: Technical Features
KÄRCHER. Please observe the in- formation accompanying the cleaning agents. Field of application This service manual describes the appliance family: K 7 Full Control – Safety installations Safety devices serve to protect the user and must not be rendered in operational or their functions bypassed. -
Page 7: Type Plate
Type plate The type plate is located at the bottom of the appliance. 1 Serial number 2 IP rating/ protection class 3 Sound power level L 4 Bar code. Contains part and serial number. 5 Address of manufacturer 6 Max. flow rate 7 Specifications 8 Part number 9 Appliance description... -
Page 8: Ab Service Group Setup
AB Service group setup 010 Safety information General Observe general safety information! that the appliance can be operated safely and trouble Service and maintenance tasks may only be performed by free. – qualified and specially trained specialists. Allow the appliance to cool down prior to performing service tasks. -
Page 9: 030 Function
030 Function No special functional characteristics. 040 Service activities Note Unless otherwise described, the installation takes place in reverse order. ABST Uninstall / install hose reel 1 Hollow shaft 2 Safety clip 3 High pressure hose Completely roll off the high-pressure hose from the hose drum. -
Page 10: Abgh Uninstalling / Installing Casing
ABGH Uninstalling / installing casing ABST Uninstall / install hose reel 1 Screws 2 Base bolts 3 Base Unscrew the screws. Pull out the bolts of the base. Take off the base. 1 Screws 2 Casing ... -
Page 11: Absb Uninstall / Install Push Handle
ABSB Uninstall / install push handle ABGH Uninstalling / installing casing 1 Casing 2 Push handle 3 End piece 4 Screws Pull the push handle upward. Unscrew the screws. Pull off end pieces. Remove the push handle. 050 Maintenance and inspection Service group does not contain any maintenance and in- spection points. -
Page 12: Ae Service Group Pump
AE Service group pump 010 Safety information General Observe general safety information! original accessories and original spare parts ensures Service and maintenance tasks may only be performed by that the appliance can be operated safely and trouble qualified and specially trained specialists. free. -
Page 13: 030 Function
AESG Uninstall / install valve gear casing AEZK Uninstall / install cylinder head AEKF Uninstall / install piston guide AEVT Uninstall / install valves and seals AETS Uninstall / install swash plate AEKL Uninstall / install ball bearing and grooved ring AERR Uninstall / install backflow valve detergent AEUV Uninstalling / installing the overflow valve AEWA Uninstall / install outer jacket of water channel... -
Page 14: 040 Service Activities
040 Service activities Note Unless otherwise described, the installation takes place in reverse order. AERR Uninstall / install backflow valve detergent ABGH Uninstalling / installing casing Remove the pump kit. 1 High-pressure outlet 2 Screws Unscrew the screws. ... -
Page 15: Aesg Uninstall / Install Valve Gear Casing
AESG Uninstall / install valve gear casing ABGH Uninstalling / installing casing Remove the pump kit. AHEK Uninstall / install electrical box 1 Valve gear casing 2 Clip 3 Pipe return 4 Screws 5 Pressure pad Remove the clip. ... -
Page 16: Aezk Uninstall / Install Cylinder Head
1 Overflow 2 Intake 3 Valve gear casing Installation information Insert the overflow valve up into the retainer up to the up- per stop. AEZK Uninstall / install cylinder head The procedure conforms to the task: AESG Uninstall / install valve gear casing AEVT Uninstall / install valves and seals ... - Page 17 Note Drive the suction valves out of the cylinder head using a drift punch (Ø 6.0...6.4 mm). Lightly grease the O-rings on the suction valves. 1 Cylinder head 2 Suction valve 3 Valve retainer Insert new suction valves into the cylinder head. ...
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Page 18: Aekf Uninstall / Install Piston Guide
1 Nut rings Check nut rings, replace if necessary. Do not cant the grooved ring. Insert nut rings using the installation mandrel. AEKF Uninstall / install piston guide AESG Uninstall / install valve gear casing 1 Piston guide 2 Screws Pressure pad ... -
Page 19: Aets Uninstall / Install Swash Plate
AETS Uninstall / install swash plate AEKF Uninstall / install piston guide 1 Motor flange 2 Screws Drain and collect the oil. Unscrew the screws. Remove motor flange. Note The pressure disc and ball bearing are loosely supported. Torques Screw 5,5...7,5... -
Page 20: Aekl Uninstall / Install Ball Bearing And Grooved Ring
AEKL Uninstall / install ball bearing and grooved ring AETS Uninstall / install swash plate 1 Motor flange Lay down the motor flange. Tap out the grooved ring and the ball bearing. Installation information When inserting the grooved ring, lay the motor flange down flat. -
Page 21: Ah Service Group Electrics
AH Service group electrics 010 Safety information General Observe general safety information! that the appliance can be operated safely and trouble Service and maintenance tasks may only be performed by free. – qualified and specially trained specialists. Allow the appliance to cool down prior to performing service tasks. -
Page 22: 030 Function
030 Function No special functional characteristics. 040 Service activities Note Unless otherwise described, the installation takes place in reverse order. AHEK Uninstall / install electrical box ABGH Uninstalling / installing casing Remove the pump kit. 1 Retaining clip 2 Retaining clip Down 3 Screw... -
Page 23: Ahnk Uninstalling / Installing Mains Connection
AHNK Uninstalling / installing mains connection ABGH Uninstalling / installing casing 1 Screw 2 Mains connection 3 Electronics system Loosen screws. Pull out the mains connection. 050 Maintenance and inspection Service group does not contain any maintenance and in- spection points. -
Page 24: Circuit Diagram
Circuit diagram When working on the device, please always use the cur- rent circuit diagram in DISIS. English 5.906-743.0 Rev. 00 (03/16) -
Page 25: Special Tools
Special tools 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 4.401-072.0 Valve retainer and drive-in mandrel for 2.901-049.0... - Page 26 Electric measuring appliance 6.803-022.0 English 5.906-743.0 Rev. 00 (03/16)
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Page 27: Technical Specifications
Technical specifications Electrical connection Voltage 1~50 Connected load 3,0 kW Protection class IP X5 Protective class Maximum allowed net impedance 0,396 Ω + j0,248 Ω Mains fuse (slow-blow) 16 A Water connection Max. feed pressure 0,6 MPa Max. feed temperature 60 °C Min.
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