Komatsu WA500-6 Manuale utente

WHEEL LOADER

SEN00236-05

WA500

-6

SERIAL NUMBERS

55001

and up

WA500-6 1

SEN00701-05

WHEEL LOADER

1SHOP MANUAL

WA500-6

Machine model Serial number

WA500-6 55001 and up

00 Index and foreword 1

Index

Composition of shop manual................................................................................................................ 2

Table of contents .................................................................................................................................. 4

SEN00701-05 00 Index and foreword

2WA500-6

Composition of shop manual 1

The contents of this shop manual are shown together with Form No. in a list.

Note 1: Always keep the latest version of this manual in accordance with this list and utilize accordingly.

The marks shown to the right of Form No. denote the following:

Q: New issue (to be filed additionally) q: Revision (to be replaced for each Form No.)

Note 2: This shop manual can be supplied for each Form No.

Note 3: To file this shop manual in the special binder for management, handle it as follows:

• Place a divider on the top of each section in the file after matching the Tub No. with No. indicated

next to each Section Name shown in the table below:

• File overview and other materials in sections in the order shown below and utilize them accord-

ingly.

Section Title Form Number

Shop Manual, contents binder, binder label and tabs SEN00236-05

00 Index and foreword SEN00575-05

Index SEN00701-05 q

Foreword and general information SEN00702-02 q

01 Specification SEN00576-01

Specification and technical data SEN00703-01 q

10 Structure, function and maintenance standard SEN00577-01

Engine and cooling system SEN00704-00

Power train, Part 1 SEN00705-01 q

Power train, Part 2 SEN00864-01 q

Steering system SEN00706-01 q

Brake system SEN00707-01 q

Undercarriage and frame SEN00708-01 q

Hydraulic system, Part 1 SEN00709-01 q

Hydraulic system, Part 2 SEN00875-01 q

Work equipment SEN00710-01 q

Cab and its attachments SEN00711-01 q

Electrical system, Part 1 SEN00712-01 q

Electrical system, Part 2 SEN00713-01 q

Electrical system, Part 3 SEN00874-01 q

20 Standard value table SEN00578-02

Standard service value table SEN00724-02

30 Testing and adjusting SEN00579-02

Testing and adjusting, Part 1 SEN00725-02

Testing and adjusting, Part 2 SEN00726-02

Testing and adjusting, Part 3 SEN00727-01

Testing and adjusting, Part 4 SEN00728-01

40 Troubleshooting SEN00580-01

General information on troubleshooting SEN00729-00

Troubleshooting by failure code (Display of code), Part 1 SEN00730-01

00 Index and foreword SEN00701-05

WA500-6 3

Troubleshooting by failure code (Display of code), Part 2 SEN00731-01

Troubleshooting by failure code (Display of code), Part 3 SEN00732-01

Troubleshooting by failure code (Display of code), Part 4 SEN00733-01

Troubleshooting by failure code (Display of code), Part 5 SEN00734-01

Troubleshooting by failure code (Display of code), Part 6 SEN00735-01

Troubleshooting by failure code (Display of code), Part 7 SEN00736-01

Troubleshooting by failure code (Display of code), Part 8 SEN00737-01

Troubleshooting by failure code (Display of code), Part 9 SEN00738-01

Troubleshooting by failure code (Display of code), Part 10 SEN00739-01

Troubleshooting of electrical system (E-mode) SEN00740-01

Troubleshooting of hydraulic and mechanical system (H-mode) SEN00741-00

Troubleshooting of engine (S-mode) SEN00742-01

50 Disassembly and assembly SEN00581-00

General information on disassembly and assembly SEN02022-00

Engine and cooling system SEN02023-00

Engine (SAA6D140E-5) SEN02024-00

Power train, Part 1 SEN02025-00

Power train, Part 2 SEN02026-00

Power train, Part 3 SEN02027-00

Brake system SEN02028-00

Undercarriage and frame SEN02029-00

Hydraulic system SEN02030-00

Work equipment SEN02031-00

Cab and its attachments SEN02032-00

Electrical system SEN02033-00

90 Diagrams and drawings SEN00582-01

Hydraulic diagrams and drawings SEN00714-01 q

Electrical diagrams and drawings SEN00715-00

SEN00701-05 00 Index and foreword

4WA500-6

Table of contents 1

00 Index and foreword

Index SEN00701-05

Composition of shop manual ................................................................................................... 2

Table of contents...................................................................................................................... 4

Foreword and general information SEN00702-02

Safety notice ............................................................................................................................ 2

How to read the shop manual.................................................................................................. 7

Explanation of terms for maintenance standard ...................................................................... 9

Handling of electric equipment and hydraulic component ....................................................... 11

Handling of connectors newly used for engines ...................................................................... 20

How to read electric wire code................................................................................................. 23

Precautions when carrying out operation ................................................................................ 26

Method of disassembling and connecting push-pull type coupler ........................................... 29

Standard tightening torque table.............................................................................................. 32

Conversion table...................................................................................................................... 36

01 Specification

Specification and technical data SEN00703-01

Specification and technical data .................................................................................................. 2

Specification dimension drawing.............................................................................................. 2

Specifications........................................................................................................................... 3

Weight table............................................................................................................................. 6

Table of fuel, coolant and lubricants ........................................................................................ 8

10 Structure, function and maintenance standard

Engine and cooling system SEN00704-00

Engine and cooling system ......................................................................................................... 2

Cooling system ........................................................................................................................ 2

Engine mount and transmission mount ................................................................................... 5

Power train, Part 1 SEN00705-01

Power train, Part 1....................................................................................................................... 3

Power train............................................................................................................................... 3

Power train system diagram .................................................................................................... 4

Joint ......................................................................................................................................... 6

Drive shaft................................................................................................................................ 7

Power train piping diagram ......................................................................................................8

Torque converter...................................................................................................................... 10

Torque converter regulator valve ............................................................................................. 28

Transmission............................................................................................................................ 30

Transfer.................................................................................................................................... 50

Transmission control valve ......................................................................................................52

ECMV ...................................................................................................................................... 56

Main relief valve and torque converter relief valve .................................................................. 63

Lubrication relief valve ............................................................................................................. 65

Power train, Part 2 SEN00864-01

Power train, Part 2....................................................................................................................... 2

Torque converter oil cooler ...................................................................................................... 2

Torque converter oil filter ......................................................................................................... 3

Center support ......................................................................................................................... 6

Axle.......................................................................................................................................... 8

Differential................................................................................................................................ 10

Limited slip differential ............................................................................................................. 19

Final drive ................................................................................................................................ 24

00 Index and foreword SEN00701-05

WA500-6 5

Steering system SEN00706-01

Steering system........................................................................................................................... 2

Steering piping diagram........................................................................................................... 2

Steering column....................................................................................................................... 3

Steering control valve .............................................................................................................. 4

Steering valve .......................................................................................................................... 15

Stop valve ................................................................................................................................ 19

Joystick steering lever linkage (if equipped)............................................................................ 20

Steering cylinder ...................................................................................................................... 21

Emergency steering piping diagram (if equipped) ................................................................... 22

Diverter valve........................................................................................................................... 23

Brake system SEN00707-01

Brake system .............................................................................................................................. 2

Brake piping diagram............................................................................................................... 2

Brake valve.............................................................................................................................. 4

Slack adjuster .......................................................................................................................... 9

Accumulator charge valve ....................................................................................................... 12

PPC relief valve ....................................................................................................................... 16

Accumulator (for brake) ........................................................................................................... 18

Brake ....................................................................................................................................... 20

Parking brake control............................................................................................................... 23

Parking brake .......................................................................................................................... 24

Parking brake solenoid valve................................................................................................... 26

Emergency parking brake release valve ................................................................................. 28

Undercarriage and frame SEN00708-01

Undercarriage and frame ............................................................................................................ 2

Axle mount............................................................................................................................... 2

Center hinge pin ...................................................................................................................... 7

Hydraulic system, Part 1 SEN00709-01

Hydraulic system, Part 1 ............................................................................................................. 2

Hydraulic piping diagram ......................................................................................................... 2

Work equipment control lever linkage ..................................................................................... 4

Hydraulic tank.......................................................................................................................... 5

Cooling fan motor .................................................................................................................... 7

Cooling fan pump .................................................................................................................... 14

Steering pump ......................................................................................................................... 21

Work equipment hydraulic pump ............................................................................................. 32

Hydraulic system, Part 2 SEN00875-01

Hydraulic system, Part 2 ............................................................................................................. 2

Control valve............................................................................................................................ 2

CLSS ....................................................................................................................................... 16

Each function and operation of each valve.............................................................................. 21

Accumulator (for PPC circuit) .................................................................................................. 32

Work equipment electric lever ................................................................................................. 33

Work equipment SEN00710-01

Work equipment .......................................................................................................................... 2

Work equipment linkage ..........................................................................................................2

Bucket...................................................................................................................................... 6

Bucket positioner and boom kick-out....................................................................................... 8

Work equipment lubrication ..................................................................................................... 9

Cab and its attachments SEN00711-01

Cab and its attachments.............................................................................................................. 2

ROPS cab................................................................................................................................ 2

Air conditioner.......................................................................................................................... 4

Electrical system, Part 1 SEN00712-01

Electrical system, Part 1.............................................................................................................. 2

SEN00701-05 00 Index and foreword

6WA500-6

Machine monitor system..........................................................................................................2

Machine monitor ...................................................................................................................... 10

Electrical system, Part 2 SEN00713-01

Electrical system, Part 2.............................................................................................................. 2

Work equipment control system .............................................................................................. 2

Transmission controller system ............................................................................................... 36

Electrical system, Part 3 SEN00874-01

Electrical system, Part 3.............................................................................................................. 2

Electric transmission control .................................................................................................... 2

Engine starting circuit .............................................................................................................. 6

Engine stopping circuit............................................................................................................. 8

Preheating circuit ..................................................................................................................... 9

Parking brake circuit ................................................................................................................ 11

Backup and stop lamp circuits ................................................................................................. 16

Small lamp and head lamp circuits .......................................................................................... 18

Working lamp circuit ................................................................................................................ 19

Horn circuit............................................................................................................................... 20

Wiper and window washer circuits........................................................................................... 21

Sensor ..................................................................................................................................... 24

KOMTRAX terminal system (if equipped)................................................................................ 42

20 Standard value table

Standard service value table SEN00724-02

Standard service value table ....................................................................................................... 2

Standard service value table for engine................................................................................... 2

Standard service value table for chassis ................................................................................. 3

30 Testing and adjusting

Testing and adjusting, Part 1 SEN00725-02

Testing and adjusting, Part 1 ....................................................................................................... 3

Tools for testing, adjusting, and troubleshooting...................................................................... 3

Measuring engine speed ......................................................................................................... 6

Measuring exhaust gas color................................................................................................... 8

Measuring exhaust temperature .............................................................................................. 10

Adjusting valve clearance ........................................................................................................ 12

Testing compression pressure ................................................................................................. 13

Measuring blow-by pressure.................................................................................................... 15

Measuring engine oil pressure................................................................................................. 16

Measuring intake air (boost) pressure ..................................................................................... 17

Handling fuel system equipment.............................................................................................. 19

Releasing residual pressure in fuel system ............................................................................. 19

Testing fuel pressure................................................................................................................ 20

Testing return rate and leakage ............................................................................................... 21

Bleeding air from fuel circuit .................................................................................................... 24

Testing leakage in fuel system................................................................................................. 26

Handling reduced cylinder mode operation ............................................................................. 27

Handling no injection cranking operation................................................................................. 27

Handling controller voltage circuit............................................................................................ 28

Testing and adjusting alternator belt tension ........................................................................... 29

Testing and adjusting air conditioner compressor belt tension ................................................ 30

Adjusting transmission speed sensor ...................................................................................... 31

Measuring directional lever (Steering wheel specification) ...................................................... 33

Testing and adjusting power train oil pressure......................................................................... 34

Flushing procedure for torque converter and transmission hydraulic circuit............................ 47

Method of moving machine when transmission valve is broken.............................................. 50

00 Index and foreword SEN00701-05

WA500-6 7

Testing and adjusting, Part 2 SEN00726-02

Testing and adjusting, Part 2....................................................................................................... 3

Testing and adjusting steering stop valve................................................................................ 3

Testing and adjusting steering wheel....................................................................................... 5

Testing steering oil pressure.................................................................................................... 7

Bleeding air from steering cylinder circuit................................................................................ 10

Testing hydraulic drive fan ....................................................................................................... 11

Bleeding air from hydraulic drive fan circuit............................................................................. 14

Measuring brake pedal ............................................................................................................ 16

Measuring brake performance................................................................................................. 17

Testing and adjusting accumulator charge pressure ............................................................... 18

Testing wheel brake oil pressure ............................................................................................. 20

Measuring wear of wheel brake disc ....................................................................................... 22

Bleeding air from brake circuit .................................................................................................23

Releasing residual pressure in brake accumulator circuit ....................................................... 25

Testing parking brake performance ......................................................................................... 26

Measuring parking brake oil pressure ..................................................................................... 27

Testing wear of parking brake disc .......................................................................................... 30

Method of releasing parking brake manually ........................................................................... 31

Measuring and adjusting work equipment control lever .......................................................... 32

Testing and adjusting work equipment PPC oil pressure ........................................................ 33

Measuring work equipment oil pressure.................................................................................. 35

Bleeding air from work equipment circuit................................................................................. 41

Releasing residual pressure in work equipment circuit ........................................................... 42

Method of moving machine when removing operator cab (when splittable cab is used)......... 43

Testing and adjusting bucket positioner................................................................................... 44

Testing and adjusting lift arm position detecting lever ............................................................. 46

Checking proximity switch operation indication lamp .............................................................. 47

Procedure for testing diodes....................................................................................................48

Preparations for work on troubleshooting of electrical system ................................................ 49

Testing and adjusting, Part 3 SEN00727-01

Testing and adjusting, Part 3....................................................................................................... 2

Starting KOMTRAX terminal operations (if equipped) ............................................................. 2

Indicator lamps of KOMTRAX terminal (if equipped)............................................................... 8

Machine monitor-based adjustment at replacement, disassembly and assembly,

and additional installation for each sensor and controller ................................................ 11

Special functions of machine monitor (EMMS)........................................................................ 13

Testing and adjusting, Part 4 SEN00728-01

Testing and adjusting, Part 4....................................................................................................... 2

Special functions of machine monitor (EMMS)........................................................................ 2

Pm click inspection table ......................................................................................................... 40

Thank you very much

for your reading.

Please click here and go

back to the website.

Then, you can

download the complete

manual instantly.

No waiting.

Altri manuali per WA500-6

Questo manuale è adatto per i seguenti modelli

Altri manuali Komatsu Sistema di sollevamento

Komatsu

Komatsu WA470-5H Manuale

Manuali Sistema di sollevamento popolari di altre marche

morse

morse 82H-124 Manuale utente

Braun

Braun NL955 Series Manuale utente

haacon

haacon 1889.10 Manuale utente

Protekt

Protekt AT 252 Manuale utente

R. Beck Maschinenbau

R. Beck Maschinenbau HS 600 Manuale utente

Nova Technology International, LLC

Nova Technology International, LLC NAS Series Manuale utente

Genie

Genie Z-60/34 Manuale utente

Screen Technics

Screen Technics INTERFIT Vertical Up Lift Manuale utente

Mortuary Lift

Mortuary Lift ULTIMATE 1000 Manuale utente

Custom Equipment

Custom Equipment Hy-Brid 3 Series Manuale di programmazione

Custom Equipment

Custom Equipment Hy-Brid Lifts 2 Series Manuale di programmazione

Hy-Brid Lifts

Hy-Brid Lifts HB-P3.6 Manuale di programmazione

BERG

BERG BeNomic EasyLeaf Manuale utente

Powermate

Powermate LiftGate LG-3 Manuale utente

Snorkel

Snorkel TM12 Series Manuale utente

Terberg

Terberg OMNIDEKA Manuale utente

Harmar Mobility

Harmar Mobility AL625 Istruzioni operative

Rotary

Rotary SPO16 Manuale utente