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WA900-3LC Komatsu Service Manual PDF Download

Page 1

CEAW000200

WHEEL LOADER SERIAL NUMBERS

and UP

This material is proprietary to Komatsu Mining Systems and is not to be reproduced, used, or disclosed except in accordance with written authorization from Komatsu Mining Systems. It is our policy to improve our products whenever it is possible and practical to do so. We reserve the right to make changes or add improvements at any time without incurring any obligation to install such changes on products sold previously. Due to this continuous program of research and development, periodic revisions may be made to this publication. It is recommended that customers contact their distributor for information on the latest revision.

March 2000

Copyright 2000 Komatsu DataKom Publishing Corporation


TABLE OF CONTENTS

TABLE OF CONTENTS

FIELD ASSEMBLY MANUAL

TABLE OF CONTENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 CHART OF SEPERATED UNITS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 DIMENSIONS AND WEIGHTS OF SEPARATED UNITS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 TRANSPORTATION BY LAND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 SPECIFICATIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 WHEN TRAVELING UNDER OWN POWER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 TRANSPORTATION BY TRAILER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 TRAILERS REQUIRED TO MOVE MACHINE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 SERVICE REFILL CAPACITIES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 ORDER OF ASSEMBLY, FACILITIES TO USE, SCHEDULE FOR ASSEMBLY . . . . . . . . . . . . . . . 8 WORK SPACE LAYOUT DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 TOOLS AND EQUIPMENT REQUIRED. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 TOOLS REQUIRED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 EQUIPMENT REQUIRED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 LIFTING TOOLS REQUIRED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 OIL, GREASE, FUEL, PAINT, ETC. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 PROTECTIVE WEAR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 LOCAL MANUFACTURING DIAGRAM FOR LIFTING TOOLS AND ROLLER . . . . . . . . 18 PROCEDURE FOR FIELD ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 A-1 SETTING BARE MACHINE ON SUPPORTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 A-2 ASSEMBLY OF REAR AXLE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 A-3 ASSEMBLY OF FRONT AND REAR DRIVE SHAFTS . . . . . . . . . . . . . . . . . . . . . . . . . . 30 A-4 INSTALLATION OF FRONT AXLE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 A-5 ASSEMBLY OF FUEL TANK. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 A-6 ASSEMBLY OF LADDER (LEFT/RIGHT) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46 A-7 ASSEMBLY OF CAB. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47 A-8 ASSEMBLY OF HAND RAIL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 A-9 ASSEMBLY OF REAR TIRE AND WHEEL ASSEMBLIES . . . . . . . . . . . . . . . . . . . . . . 51 A-10 ASSEMBLY OF BATTERY BOXES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53 A-11 ASSEMBLY OF COUNTERWEIGHT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 A-12 ASSEMBLY OF EXHAUST PIPE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63 A-13 ASSEMBLY OF HANDRAILS AND REAR ACCESS STEPS . . . . . . . . . . . . . . . . . . . . 65 WA900-3LC

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FIELD ASSEMBLY MANUAL

TABLE OF CONTENTS

A-14 ASSEMBLY OF BOOM. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73 A-15 ASSEMBLY OF FRONT FENDERS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79 A-16 ASSEMBLY OF FRONT LAMP ASSEMBLIES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81 A-17 ASSEMBLY OF ROPS CANOPY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82 A-18 ASSEMBLY OF BUCKET. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87 A-19 ASSEMBLY OF FLOOR MAT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92 PROCEDURE FOR TESTING ASSEMBLED MACHINE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93 M-1 BLEEDING AIR FROM WHEEL BRAKE CIRCUIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93 M-2 GREASING WORK EQUIPMENT AND CHASSIS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96 M-3 ADJUSTING BUCKET POSITIONER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97 M-4 ADJUSTING BOOM KICK-OUT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99 M-5 PROCEDURE FOR STARTING ENGINE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101 M-6 INSPECTION OF ALL PARTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102 M-7 PROCEDURE FOR BLEEDING AIR FROM PISTON PUMP . . . . . . . . . . . . . . . . . . . . 103 M-8 BLEEDING AIR FROM WORK EQUIPMENT CIRCUIT . . . . . . . . . . . . . . . . . . . . . . . 104 INSPECTION REPORT. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105

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WA900-3LC


CHART OF SEPERATED UNITS

CHART OF SEPERATED UNITS

WA900-3LC

FIELD ASSEMBLY MANUAL

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FIELD ASSEMBLY MANUAL

DIMENSIONS AND WEIGHTS OF SEPARATED UNITS

DIMENSIONS AND WEIGHTS OF SEPARATED UNITS No.

Unit

Dimensions Weight kg / (lbs)

1

Front Axle Assembly

8,200 (18,078)

2

Rear Axle Assembly (axle support)

7,990 (17,615) 300 (662)

3

Wheel and Tire Assembly (each)

14,260 (31,438) 3,565 (7,860)

4

Bucket Assembly

11,690 (25,772)

5

Boom Assembly

11,106 (24,485)

6

Floor and Cab Assembly

760 (1,676)

7

ROPS Canopy Assembly

1,350 (2,976)

8

Floor Hand Rail Assembly and rear access step

650 (1,433)

9

Ladder Assembly

60 (132)

10

Front Fender (each)

170 (375)

11

Front Lamp Assembly (each)

65 (143)

12

Muffler Stack

50 (110)

13

Fuel Tank Assembly

790 (1,742)

14

Battery Box Assembly

580 (1,279)

15

Counterweight Counterweight, additional

2,900 (6,394) 2,600 (5,732) 1,600 (3,528)

Bare Machine

38,435 (84,735)

16 Total

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Length mm / (Inch)

Width mm / (Inch)

Height mm / (Inch)

10435 (411)

3260 (128)

3180 (125)

107,121 (236,161)

WA900-3LC


TRANSPORTATION BY LAND

FIELD ASSEMBLY MANUAL

TRANSPORTATION BY LAND SPECIFICATIONS Specifications

Related values Weight

Overall length

Overall width

Overall height

When traveling under own power

102,880 kg (226,810 lbs) (Operating weight)

14,065 mm (46 2")

4,815 mm (15 10") (Bucket width)

5,275 mm (17 4") (Top of ROPS)

Transportation by trailer (see note 1 and 2)

(Bare machine)

9.900 mm (32 5")

3,200 mm (10 5")

3,300 mm (10 9")

Traveling under own power

Less than 20 tons

More than 12 m (39 4")

Less than 2.5 m (8 2")

Less than 3.8 m (12 5")

Traveling by trailer

Maximum payload

Machine length x 1.1

Trailer width

Less than 3.8 m (12 5")

WHEN TRAVELING UNDER OWN POWER JIS posture for traveling under own power (with teeth). A

Overall length (Standard boom) Overall length (Hi-lift boom)

14,065 mm (46 2") 14,780 mm (48 6")

B

Overall height (with ROPS)

5,275 mm (17 4")

TRANSPORTATION BY TRAILER Posture of load when transporting by trailer. C

Length of bare machine.

10,450 mm (34 3")

D

Height from ground to top of machine.

4,000 mm (13 2")

E

Height from ground to top of platform.

500 mm (1 7")

F

Height from bottom of front frame to top of front frame.

3,180 mm (10 4")

WA900-3LC

Page 6


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FIELD ASSEMBLY MANUAL

SERVICE REFILL CAPACITIES

Trailer dimensions (36 ton, low platform type). G

Overall length

11,900 mm (39 1")

H

Length of platform

6,300 mm (20 7")

J

Length of gooseneck

2,500 mm (8 2")

K

Height from ground to top of gooseneck

1,500 mm (4 9")

L

Height from ground to top of platform.

500 mm (1 7")

-

Width of platform.

3,200 mm (10 5")

-

Maximum payload.

36 ton

TRAILERS REQUIRED TO MOVE MACHINE Trailer Size

Qty.

Remarks

36 ton

1

For machine body excluding removed parts.

15 ton

4

For bucket, loader link, front axle, rear axle (including swivel support), tire and wheel assemblies, cab and operator s compartment, bodywork (hood, grille, fender, ladder, platforms, handrails, light supports), counterweight, fuel tank (including fuel), exhaust pipe.

SERVICE REFILL CAPACITIES Cooling system

319 liters (79.5 U.S. gal)

Fuel Tank

1,425 liters (376.5 U.S. gal)

Engine Oil

132 liters (34.9 U.S. gal)

Hydraulic system

725 liters (191.5 U.S. gal)

Axle (each front and rear)

360 liters (95.1 U.S. gal)

Torque Converter and Transmission

140 liters (37.0 U.S. gal)

Brake Oil

18 liters (4.8 U.S. gal)

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WA900-3LC


ORDER OF ASSEMBLY, FACILITIES TO USE, SCHEDULE FOR ASSEMBLY

FIELD ASSEMBLY MANUAL

ORDER OF ASSEMBLY, FACILITIE S TO USE, SCHEDULE FOR ASSEMBLY

WA900-3LC

Page 8


FIELD ASSEMBLY MANUAL

Page 9

ORDER OF ASSEMBLY, FACILITIES TO USE, SCHEDULE

WA900-3LC


WORK SPACE LAYOUT DIAGRAM

WORK SPACE LAYOUT DIAGRAM

FIELD ASSEMBLY MANUAL

Use as large a work space as possible, it is easier to assembly the machine. The area shown in diagram below (25 m/82 ft x 30 m/98.5 ft) is the minimum size required.

WA900-3LC

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FIELD ASSEMBLY MANUAL

TOOLS AND EQUIPMENT REQUIRED

TOOLS AND EQUIPMENT REQUIRED

TOOLS REQUIRED

1

Set of common standard tools

Spanners, two-ended ring wrench, box wrench, cold chisel, screwdrivers, hammer, adjustable wrench, hexagon wrench, etc.

2

2

Power wrench

16 times

1

Front, rear axle mounts, ROPS canopy mount

3

Power wrench

4 times

1

Fuel tank

4

Socket

60 (insertion angle; 38.1) x L: 84

1

Front and rear axle mount

5

Socket

36 (insertion angle; 25.4) x L: 68

1

Rear axle support cover, tires, counterweight (lower)

6

Socket

46 (insertion angle; 25.4) x L: 72

1

Fuel tank, counterweight

7

Socket

55 (insertion angle; 38.1) x L: 82

1

ROPS mount

8

Socket

55 (insertion angle; 25.4) x L: 82

1

ROPS mount

9

Extension bar

Intersection angle: 12.7 x L: 150

1

Fuel tank

10

Adapter

Intersection angle: 19 x 12.7 x L: 55

1

Fuel tank

11

Extension bar

Intersection angle: 25.4 x L: 160

1

Tires, counterweight, ROPS canopy

12

Preset torque wrench (box type)

4 - 28 kgf m (29 - 203 lbf ft) {39 - 275 N m}

1

Power wrench

13

Interchangeable head type preset torque wrench

6 - 14 kgf m (43 - 101 lbf ft) {20 - 44 N m}

1

Connecting hoses and tubes

14

Interchangeable head type preset torque wrench

2 - 4.5 kgf m (14 - 33 lbf ft) {20 - 40 N m}

1

Connecting hoses and tubes

15

Interchangeable head type preset torque wrench

3 - 7 kgf m (21 - 51 lbf ft) {29 - 69 N m}

1

Connecting hoses and tubes

16

Heads (spanner type) for interchangeable head type preset

Width across flats: 27 (intersection hole: 15) Width across flats: 19 (intersection hole: 12) Width across flats: 22 (intersection hole: 12) Width across flats: 24 (intersection hole: 12)

One each

Connecting hoses and tubes

17

Preset torque wrench (box type)

20- 140 kgf m (144 - 1013 lbf ft) {196 - 1373 N m}

1

Rear axle support cover, counterweight

Page 11

WA900-3LC


TOOLS AND EQUIPMENT REQUIRED

FIELD ASSEMBLY MANUAL

18

Preset torque wrench (box type)

50 - 210 kgf m (362 - 1519 lbf ft) 1 {490 - 2060 N m}

Counterweight

19

Preset torque wrench (box type)

6 - 42 kgf m (43 - 304 lbf ft) {59 - 412 N m}

1

Rear axle support cover

20

Impact wrench

Capacity: 1.5 - 7.5 kgf m (11 55 lbf ft) {15 - 74 N m}

1

21

Impact wrench

Capacity: 5.5 - 31.5 kgf m (40 228 lbf ft) {54 - 309 N m}

1

22

Impact wrench

Capacity: 20.5 - 84.5 kgf m (148 - 611 lbf ft) {201 - 829 N m}

1

Tires, ROPS canopy

23

Adapter

Intersection angle: 19 x 25.4 x L: 71

1

Power wrench, torque wrench

24

Adapter

Intersection angle: 12.7 x 9.5 x L: 41

1

Power wrench, torque wrench

25

Large hammer

10 pounds

1

26

Air grinder

27

Bars

28

Bar

29

Grease gun (hand pump type)

30

1 Two each

Hole adjustment, moving heavy things

2

Hole adjustment

Capacity: 300 cc (10 fl oz.)

1

Oiling to pin

Oil container

Capacity: 1000 - 2000 cc (34 - 68 fl oz.)

1

Bleeding air from brake line

31

Vinyl hose

I.D. 6.5 - 7.0 x L: 1000 - 1500 (I.D. 1/4" x 1/4" x 39 - 60")

1

Bleeding air from brake line

32

Interchangeable head type preset torque wrench

15 - 25 kgf m (108 - 181 lbf ft) {147 - 245 N m}

1

Connecting hoses and tubes

33

Interchangeable head type preset torque wrench

13 - 23 kgf m (94 - 167 lbf ft) {128 - 226 N m}

1

Connecting hoses and tubes

WA900-3LC

Large, medium, small

Page 12


FIELD ASSEMBLY MANUAL

TOOLS AND EQUIPMENT REQUIRED

EQUIPMENT REQUIRED

1

Truck crane

45 ton

1

2

Truck crane

30 ton

1

3

Forklift truck

2 ton

1

Unloading comparatively light components and parts, assembling fuel tank

4

Compressor

Capacity: 8.5 gal (32 liter)

1

Impact wrench, bleeding air from brake

5

Roller (for moving rear axle to side)

6

Lever block

1 ton

3

Supporting cylinders, drive shafts

7

Stand (for worker)

4 steps (approx. 1.5 m)

3

Use during operation

8

Steel sheet

(t) 9 x 1219 x 2438 (3/8" x 48" x 96")

4

Positioning bare machine

9

Steel sheet

(t)25 x 250 600 (1" x 10" x 24")

4

Positioning bare machine

10

Wooden blocks

400 x 400 x 900 (16" x 16" x 36") 200 x 400 x 800 (8" x 16" x 32")

14 4

Positioning bare machine

11

Air type grease gun

Capacity: 18 liter (5 gal)

1

12

Air compressor gas charger

Charge manifold, leak detector

1

13

Tester

Page 13

1

If another gas charger is used, follow instructions supplied with it

1

WA900-3LC


TOOLS AND EQUIPMENT REQUIRED

FIELD ASSEMBLY MANUAL

LIFTING TOOLS REQUIRED

1

Front frame lifting tool

2-point suspension (L=2250 chain diameter = 20, sling hook = (SL)

1

(See page -15)

2

Rear frame lifting tool

Balanced 2-point suspension (L=2250 chain diameter = 20, sling hook = (SL)

1

(See page -15)

3

Rear axle lifting tool

2-point suspension (L=5500 chain diameter = 16, grab hook = (G)

1

(See page -15)

4

Nylon sling

50 x 2000 mm (2" x 7 )

2

Axle support, cylinder sling

5

Front, rear axle lifting tool

Balanced 2-point suspension (chain diameter = 16, sling hook = (SL) (diameter = 12.5, grab hook = (G)

1

(See page -15)

6

Nylon sling for drive shaft

50 x 5000 mm (2" x 16.5 )

1

7

Fuel tank lifting tool

2-point suspension (L=5000 chain diameter = 6.3, sling hook = (SL)

2

(See page -16)

8

Floor and cab lifting tool

2-point suspension (L=2000 chain diameter = 6.3, sling hook = (SL)

2

(See page -16)

9

Nylon sling

150 x 10000 mm (6" x 33 )

1

Lifting tool for tires

10

Wire sling

Capacity: 15 ton L=8 (2500 mm) Capacity: 11 ton L=7 (2000 mm)

2 1

Lifting tool for boom (lifting front) when removing blocks under chassis

11

Shackle

2, 5, 10, and 15 ton

Two each

WA900-3LC

Page 14


FIELD ASSEMBLY MANUAL

TOOLS AND EQUIPMENT REQUIRED

Front Frame Lifting Tool

Rear Frame Lifting Tool Dimension B Dimension C Dimension D

3900 mm (13 ) 2850 mm (9.5 ) 2500 mm (8 )

Chain diameter

1) 20 mm (7/8") 2) 20 mm (7/8")

Hook type

SL (sling hook)

Rear Axle Lifting Tool Dimension E

5500 mm (18 )

Chain diameter

16 mm (5/8")

Hook type

G (grab hook)

Front, Rear Axle Lifting Tool Dimension F Dimension G Dimension H

2000 mm (7 ) 2000 mm (7 ) 5500 mm (18 )

Chain diameter

3) 16 mm (5/8") 4) 12.5 mm (1/2")

Hook type

SL (sling hook) G (grab hook)

Page 15

WA900-3LC


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