Kärcher K 6.200 User manual

English 5.906-591.0 Rev. 00 (01/14) 1

K 6.200

K 7.200

K 7 Compact

Service Manual

2 English 5.906-591.0 Rev. 00 (01/14)

Contents

Preface 4

Safety instructions 4

Hazard levels 4

Description in this service manual 5

Service groups 5

Functional group structure 5

Textual description 5

Technical Features 6

Intended use 6

Field of application 6

Safety installations 6

Lock trigger gun 6

Overflow valve with pressure switch 6

Type plate 7

Overview of the appliance 7

Overview appliance components 7

Casing 7

Pump motor 8

Overview over the service and functional groups 9

AB Service group casing 10

010 Safety information 10

General 10

020 Overview 10

Casing 10

040 Service activities 11

ABGH Uninstall / install appliance hood 11

ABRD Uninstall / install wheels 12

ABSB Uninstall / install push handle 12

050 Maintenance and inspection 12

060 Error diagnosis 12

070 Peculiarities/ others 12

110 Replacement times 12

AD Service group water system 13

010 Safety information 13

020 Overview 13

030 Function 14

040 Service activities 14

ADAW Uninstall / install outer jacket of water channel 14

ADID Uninstall / install injector nozzle 15

ADVR Uninstall / install valve for detergent 15

050 Maintenance and inspection 16

Care 16

Storing the device 16

060 Error diagnosis 16

070 Peculiarities/ others 16

110 Replacement times 16

AE Service group pump 17

010 Safety information 17

020 Overview 17

030 Function 17

040 Service activities 18

AEOK Uninstall / install oil seal piston guide 18

English 5.906-591.0 Rev. 00 (01/14) 3

AEPM Uninstall / install pump motor 19

AESG Uninstall / install valve gear casing 20

AESH Uninstall / install quick coupling of the high-pressure hose 20

AESV Uninstall / install control valve 21

AETS Uninstall / install swash plate 21

AEZK Uninstall / install cylinder head 22

050 Maintenance and inspection 23

Care 23

Storing the device 23

060 Error diagnosis 24

070 Peculiarities/ others 24

110 Replacement times 24

AH Service group electrics 25

010 Safety information 25

020 Overview 25

Circuit diagram 25

030 Function 25

Power switch 25

040 Service activities 26

AHNK Uninstalling / installing mains cable 26

AHKS Uninstalling / installing capacitor 26

AHSE Uninstall / install appliance switch 27

050 Maintenance and inspection 27

060 Error diagnosis 27

070 Peculiarities/ others 27

110 Replacement times 27

Technical Documentation 28

Technical specifications 28

Torques 28

Circuit diagram 28

Special tools 29

4 English 5.906-591.0 Rev. 00 (01/14)

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.

Apart from this, we also regular information about product

enhancements and their servicing.

If you should require supplements, have corrections or

questions regarding this document, please address these

citing the following subject to:

[email protected]ercher.com

The responsible product specialist will take care of your is-

sue.

Copying and duplication of texts and diagrams as well

as third-party access to this information is permitted

only with the explicit permission of the company:

Alfred Kärcher GmbH & Co. KG

P O Box 160

D -71349 Winnenden

www.kaercher.com

Service and maintenance tasks may only be performed by

qualified and specially trained specialists.

Observe safety information in the chapters!

Danger

Prior to all work on the appliance, switch off the appliance

and pull the power plug.

몇Caution

Risk of damage by electrostatic discharge (ESD)! Take

suitable measures for discharging electrostatic charge pri-

or to performing work on the appliance electronics.

Danger

For an immediate danger which can lead to severe injuries

or death.

몇Warning

For a possibly dangerous situation which could lead to se-

vere injuries or death.

몇Caution

Forapossiblydangeroussituationwhichcanleadtominor

injuries or property damage.

Notice

Pointer to a possibly dangerous situation, which can lead

to property damage.

Note

Indicates useful tips and important information.

Preface

Subject: Fall 117017

Safety instructions

Hazard levels

English 5.906-591.0 Rev. 00 (01/14) 5

Example: ABGH Uninstalling / installing casing

Observe the allocation of service groups to the appliance

componentsintheoverviewdiagraminChapter"Overview

over the service and functional groups".

Instruction

Preparatory operations

2 Key numerical

B Key alphanumerical

–Enumeration / General list

Safety note

Pointer to hazards, sources of errors.

Description in this service manual

Service groups

A B G H Uninstalling / installing casing

Product group Service group Functional group, component, activity Plain text description

Functional group structure

010 Safety instructions

020 Overview

030 Function

040 Service activities

050 Maintenance and inspection

060 Error diagnosis

070 Peculiarities/ others

080 - 100 Not assigned

110 Replacement times

Textual description

6 English 5.906-591.0 Rev. 00 (01/14)

–3 piston axial pump with stainless steel piston

–Cylinder head made of brass / aluminium

–Pressure relief system

–Electric motor with thermal motor protection switch.

–Retractable push handle

–Carrying handle

–Nozzle racks for triple nozzle and rotor nozzle

–Transport bracket for surface cleaner

–Cable clamp

–Rubber strap as transport restraint for power cable and

high-pressure hose (not with CX-version)

–Can be operated in a vertical or horizontal position

–Additional spray lance holder with fixation for transpor-

tation

–Metal sieve with water connection

This high pressure cleaner is designed for domestic use

only.

–for cleaning machines, vehicles, buildings, tools, fa-

cades, terraces, gardening tools, etc. by means of a

high-pressure water jet (if necessary, with additional

cleaning agents).

–with accessories, replacement parts and cleaning

agents approved by KÄRCHER. Please observe the in-

formation accompanying the cleaning agents.

This service manual describes the appliance family:

–K 6.200

–K 7.200

–K 7 Compact

The appliances only differ in the pump capacity.

Safety devices serve to protect the user and must not be

rendered in operational or their functions bypassed.

Observe safety information in the chapters!

Thislocklocksthelever of thetriggergunandpreventsthe

inadvertent start of the appliance.

The overflow valve prevents the permissible working pres-

sure from being exceeded.

If the lever on the trigger gun is released the pressure

switch turns off the pump, the high pressure jet is stopped.

If the lever is pulled the pump is turned on again.

Technical Features

Intended use

Field of application

Safety installations

Lock trigger gun

Overflow valve with pressure switch

English 5.906-591.0 Rev. 00 (01/14) 7

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 LWA

6 Address of manufacturer

7 Bar code. Contains part and serial number.

8 IP rating/ protection class

9 Max. flow rate

Type plate

Overview of the appliance

Overview appliance components

Casing

1 Wheel cap

2 Wheel

3Cover

4Pumpmotor

5 Chassis

6 Axle

7 Push handle

8 English 5.906-591.0 Rev. 00 (01/14)

Pump motor

1 Holder pump motor

2 Water channel

3Pumpmotor M1

4 Casing bottom

5 Covering lid

6 Power switch S1

7 Swash plate

8 Piston guide

9 Cylinder head

10 Valve gear casing

11 Quick coupling

12 Valve detergent

13 Water pipes

14 Fine filter

15 Capacitor C1

English 5.906-591.0 Rev. 00 (01/14) 9

Overview over the service and functional groups

10 English 5.906-591.0 Rev. 00 (01/14)

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.

몇Caution

Risk of damage by electrostatic discharge (ESD)! Take

suitable measures for discharging electrostatic charge pri-

or to performing work on the appliance electronics.

1 Push handle

2Chassis

3 Axle

4 Wheel

5 Wheel cap

6 Cover

AB Service group casing

010 Safety information

General

020 Overview

Casing

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