Komatsu HM300-2 Articulated Dump Truck Parts Catalogue Manual - SN A11001 AND UP

HM300-2 s/n A11001 and up

HM300-2 s/n A11001 and up DESCRIPTION ENGINE ENGINE RELATED PARTS COOLING SYSTEM FUEL TANK AND RELATED PARTS ELECTRICAL SYSTEM POWER TRAIN AND FINAL DRIVE HYDRAULIC SYSTEM MAIN/REVOLVING FRAME AND RELATED PARTS OPERATOR\xd5 S COMPARTMENT AND CONTROL SYSTEM GUARD SUSPENSION AND WHEEL RELATED PARTS WORK EQUIPMENT MARKS AND PLATES ACCESSORY

1

HM300-2 s/n A11001 and up

ENGINE DESCRIPTION CYLINDER HEAD ROCKER LEVER HOUSING ROCKER ARM HOUSING COVER ROCKER ARM HOUSING CRANKCASE BREATHER TURBOCHARGER MOUNTING AND PIPING TURBOCHARGER AIR INTAKE MANIFOLD EXHAUST MANIFOLD AND MOUNTING EXHAUST GAS RECIRCULATION (EGR) EGR VALVE AND COOLER MOUNTING EXHAUST GAS RECIRCULATION (EGR) OIL PUMP ASSEMBLY EXHAUST GAS RECIRCULATION (EGR) EGR BYPASS VALVE MOUNTING EXHAUST GAS RECIRCULATION (EGR) EGR MAIN VALVE PIPING EXHAUST GAS RECIRCULATION (EGR) EGR COOLER PIPING AND AIR VENT EXHAUST GAS RECIRCULATION (EGR) EGR VALVE LUBRICATING OIL PIPING CYLINDER BLOCK FRONT GEAR TRAIN COVER FRONT COVER MOUNTING AND POINTER ENGINE OIL PAN AND OIL LEVEL GAUGE FLYWHEEL CRANKSHAFT VIBRATION DAMPER CRANKSHAFT PULLEY PISTON AND CONNECTING ROD CAMSHAFT CYLINDER BLOCK OIL PRESSURE SWITCH AND COVERS CAM FOLLOWER COVER AND OIL FILLER ENGINE OIL PUMP ENGINE OIL FILTER AND PIPING ENGINE OIL COOLER OIL COOLER MOUNTING FUEL INJECTION CONNECTOR COVERS FUEL INJECTION PIPING FUEL FILTER AND PIPING 1-5/8 THREAD FUEL FILTER AND PIPING 1-3/8 THREAD FUEL PRIMING PUMP AND PIPING FUEL INJECTOR FUEL PUMP AND COMMON RAIL FUEL PUMP DRIVE COMMON RAIL ASSEMBLY ENGINE CONTROL MODULE FUEL RETURN PIPING FUEL PUMP AND COMMON RAIL RETURN PIPING WATER PUMP THERMOSTAT AND HOUSING CORROSION RESISTOR CAPS (FOR MACHINES BUILT WITHOUT CORROSION RESISTORS) CORROSION RESISTOR COOLING FAN MOUNTING COOLING FAN AND PULLEY OIL COOLER DRAIN VALVE ALTERNATOR MOUNTING STARTING MOTOR MOUNTING ALTERNATOR 75 A ALTERNATOR 50 A STARTING MOTOR 7.5 KW HEAT SHIELD COOLANT TEMPERATURE SENSOR ENGINE WIRING HARNESS (1/2) ENGINE WIRING HARNESS (2/2) FRONT GEAR TRAIN ACCESSORY DRIVE FLYWHEEL HOUSING ENGINE LIFTING BRACKET ENGINE ASSEMBLY CAUTION AND DATA PLATE

A-000

FIG A1103-B7A1

A1103-B7A1 CYLINDER HEAD

5 6 15 21

7

22 23 19

16 5

18 17 1

5

12 10 5

5

13 7 14

3

2

11 4

8

9

20

HM300-0E

A-001

HM300-2 s/n A11001 and up

A1103-B7A1 CYLINDER HEAD ITEM NO.

PART NO.

6251-11-1100 1 (NSS) 2 6150-11-1320 N/I 6150-19-1320 6150-18-1320 6150-17-1320 6150-16-1320 3 6251-11-1380 N/I 6251-19-1380 6251-18-1380 6251-17-1380 6251-16-1380 4 6150-12-1370 5 6162-13-1150 6 04260-00793 7 07043-70108 8 6150-42-4110 9 6150-42-4210 10 6150-41-4510 11 6150-41-4430 12 6136-42-4520 13 6251-41-4450 14 6150-41-4570 15 6210-11-1140 16 04020-00820 6150-42-5600 17 6150-42-5610 18 6150-41-5621 19 6150-41-5630 20 6251-11-1810 N/I 6150-11-1970 6150-11-1930 6150-11-1950 6150-12-1960 6150-11-1960 20 6251-19-1810 N/I 6150-19-1970 6150-19-1930 6150-19-1950 6150-19-1960 6251-19-1960 21 6150-11-1620 22 6164-31-3330 23 01438-01020

00045476.PNG

DESCRIPTION

Q'TY

CYLINDER HEAD ASSEMBLY HEAD, CYLINDER INSERT, EXHAUST VALVE (STD) INSERT, 0.25 MM, EXHAUST VALVE (OS) INSERT, 0.50 MM, EXHAUST VALVE (OS) INSERT, 0.75 MM, EXHAUST VALVE (OS) INSERT, 1.00 MM, EXHAUST VALVE (OS) SEAT, INTAKE VALVE (STD) INSERT, 0.25 MM, INTAKE VALVE (OS) INSERT, 0.50 MM, INTAKE VALVE (OS) INSERT, 0.75 MM, INTAKE VALVE (OS) INSERT, 1.00 MM, INTAKE VALVE (OS) GUIDE, VALVE (SERVICE ONLY) PLUG, EXPANSION BALL PLUG VALVE, INTAKE VALVE, EXHAUST SEAT, UPPER SEAT, LOWER COTTER, VALVE SPRING, VALVE SEAL, VALVE STEM GUIDE, CROSSHEAD PIN CROSSHEAD ASSEMBLY CROSSHEAD SCREW NUT GASKET, CYLINDER HEAD, STANDARD GROMMET, OIL GROMMET, OIL GROMMET, WATER GROMMET, WATER GROMMET, OIL GASKET, CYLINDER HEAD, OVERSIZE 0.40 MM GROMMET, OIL GROMMET, OIL GROMMET, WATER GROMMET, WATER GROMMET, WATER BOLT WASHER BOLT

A-001

6 1 2 2 2 2 2 2 2 2 2 2 4 11 1 3 12 12 24 24 48 24 24 12 12 12 1 1 1 6 1 1 4 1 5 6 1 1 4 1 1 36 36 6

E1AC125.001

FIG A1106-B7A2

A1106-B7A2 ROCKER LEVER HOUSING

1

18

21

19 14 17

15

13

20

16 12 10

7

6

8

8

9 11

4

3

1

2 5

HM300-0E

A-005

HM300-2 s/n A11001 and up

A1106-B7A2 ROCKER LEVER HOUSING ITEM NO.

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21

PART NO. 6251-11-7300 6251-11-7100 (NSS) 07043-00108 6251-11-8830 6251-11-8840 6251-11-7220 01437-01075 6251-71-1170 01643-31032 6150-41-5400 (NSS) 6150-41-5420 6150-41-5541 01582-01008 6154-41-5500 (NSS) 6162-43-5340 6150-41-5420 6150-41-5541 01582-01008 6150-42-5300 (NSS) 1238 820 H1 6154-41-5321 6150-81-9370

VEPB1445.PNG

DESCRIPTION

Q'TY

HOUSING ASSEMBLY HOUSING ASSEMBLY HOUSING, ROCKER ARM PLUG, TAPER SEAL RING GASKET BOLT BOLT WASHER ARM ASSEMBLY, INTAKE ARM, ROCKER BUSHING SCREW NUT ARM ASSEMBLY, EXHAUST ARM, ROCKER RIVET BUSHING SCREW NUT SHAFT ASSEMBLY, ROCKER ARM SHAFT RIVET COLLAR BOLT

A-005

6 1 1 1 1 1 6 36 6 42 6 1 1 6 6 6 1 1 1 6 6 6 1 1 6 12

E1AF125.002

FIG A1112-B7A2

A1112-B7A2 ROCKER ARM HOUSING COVER

9 10 8

6

7 4 5 3

1

1

2

HM300-0E

A-007

HM300-2 s/n A11001 and up

A1112-B7A2 ROCKER ARM HOUSING COVER ITEM NO. 1 2 3 4 5 6 7 8 9 10

PART NO. 6251-11-8100 6251-11-8110 6251-11-8810 6150-11-8820 6150-81-9370 01640-21016 6251-11-8200 6251-11-8150 6251-11-8810 6150-11-8820 6150-81-9370 01640-21016

00045477.PNG

DESCRIPTION

Q'TY

COVER ASSEMBLY COVER, NO.1, 2, 3, 4, 5 GASKET SEAL, WASHER BOLT WASHER COVER ASSEMBLY COVER, NO. 6 GASKET SEAL, WASHER BOLT WASHER

A-007

5 1 1 10 10 10 1 1 1 2 2 2

E1AL125.002

FIG A1115-B7A1

A1115-B7A1 ROCKER ARM HOUSING CRANKCASE BREATHER

4 1

2

3

5 8 7 6

HM300-0E

A-009

HM300-2 s/n A11001 and up

A1115-B7A1 ROCKER ARM HOUSING CRANKCASE BREATHER ITEM NO. 1 2 3 4 5 6 7 8

PART NO. 6150-21-6710 6114-21-5190 07287-01915 07285-00220 600-051-2240 6631-11-5630 01435-01035 01643-31032

VEPB1446.PNG

DESCRIPTION

Q'TY

BREATHER O-RING HOSE CLIP CLIP SPACER BOLT WASHER

1 1 1 1 1 1 1 1

A-009

E1AO125.001

FIG A1120-B7A4

A1120-B7A4 TURBOCHARGER MOUNTING AND PIPING

12 7 18 17

14 17

5

17

6

17 11 17

11

13

15

16

3 5

8

9

10

20

1

21

4 1

19 24 28

25

27

29

2 26 22 23

HM300-0E

A-011

HM300-2 s/n A11001 and up

A1120-B7A4 TURBOCHARGER MOUNTING AND PIPING ITEM NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29

PART NO. 6251-11-5830 6156-11-5160 6114-11-5590 6251-11-5180 6251-51-8230 6221-51-8160 01435-00830 6251-51-9880 6251-51-9850 6251-51-9920 6151-51-5490 01011-81095 6204-81-9560 01435-01085 6150-81-6920 01435-01065 600-051-6100 01643-31032 6251-51-8330 6151-51-8151 01435-01025 6154-51-8310 01435-01025 6251-21-5480 01435-01095 600-051-6190 01643-31032 01584-01008 01435-01025

VEPB0990.PNG

DESCRIPTION

Q'TY

GASKET BOLT NUT PLATE TUBE, SUPPLY GASKET BOLT O-RING UNION O-RING SPACER BOLT SPACER BOLT SPACER BOLT CLIP WASHER TUBE, RETURN GASKET BOLT GASKET BOLT BRACKET BOLT CLIP WASHER NUT BOLT

2 2 4 1 1 1 2 1 1 1 2 2 2 2 1 1 5 5 1 1 2 1 2 1 1 1 1 1 1

A-011

E1AT125.004

FIG A1203-B7A2

A1203-B7A2 TURBOCHARGER

19 18 12 11 7 9 1

17 20

23 22

8

6 5

21

16 14

15

10 13 2

HM300-0E

4

3

A-013

HM300-2 s/n A11001 and up

A1203-B7A2 TURBOCHARGER ITEM NO.

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23

PART NO.

DESCRIPTION

Q'TY

6506-21-5030 TURBOCHARGER 6506-21-5910 CORE ASSEMBLY (NSS) ROTOR, TURBINE (NSS) PLATE, COLLAR (NSS) SPACER, COLLAR (NSS) FLINGER (NSS) IMPELLER, BLOWER (NSS) NUT (NSS) BEARING, JOURNAL (NSS) BEARING, THRUST (NSS) RING, SEAL TURBINE (NSS) RING, SEAL BLOWER (NSS) SHIELD, HEAT (NSS) HOUSING, CENTER (NSS) PIN, DOWEL (NSS) O-RING (NSS) INSERT (NSS) RING, SNAP 6506-21-4330 HOUSING, TURBINE 6505-11-0520 PLATE 01020-01016 BOLT 6506-21-2030 HOUSING, BLOWER 6501-11-1721 V-BAND (NSS) PLATE, NAME 04418-02550 SCREW

VEPB0848.PNG

A-013

1 1 1 1 1 1 1 1 1 1 2 2 1 1 1 1 1 1 1 2 8 1 1 1 2

E1BC125.002

FIG A1206-B7A2

A1206-B7A2 AIR INTAKE MANIFOLD

28 24 18

15

14 20

23

27 17

26 25

22

16

19 11 12 13 12 9 8

10 7

6 5

4

2 1

3 21

HM300-0E

A-015

HM300-2 s/n A11001 and up

A1206-B7A2 AIR INTAKE MANIFOLD ITEM NO. 1 2 3 4 5 6 7 8

9 10

11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28

PART NO. 6251-11-4110 01436-01030 01435-01080 6251-11-4250 6251-11-4260 01435-01025 6150-13-4810 6261-81-2700 (NSS) 6261-81-2720 01435-00616 6560-61-7300 (NSS) 6735-21-1930 6251-11-4310 6251-11-4830 600-815-3812 01435-01070 01435-01080 07042-A0108 6251-81-4520 01643-31032 6251-11-7210 01436-01060 01435-01040 6251-11-9720 01437-10816 6251-11-7410 6251-11-7450 01435-01035 6251-11-4820 01436-01045

00049629.PNG

DESCRIPTION

Q'TY

MANIFOLD, INTAKE BOLT BOLT COVER GASKET BOLT GASKET SENSOR ASSEMBLY SENSOR O-RING BOLT SENSOR, TEMPERATURE SENSOR O-RING CONNECTOR GASKET HEATER BOLT BOLT PLUG PLATE WASHER HOUSING BOLT BOLT NOZZLE BOLT CONNECTOR GASKET BOLT GASKET BOLT

A-015

1 12 12 1 1 4 6 1 1 1 2 1 1 1 1 2 1 4 1 2 1 1 1 2 2 1 2 1 1 4 1 2

E1BF125.002

FIG A1209-B7A2

A1209-B7A2 EXHAUST MANIFOLD AND MOUNTING

5 8 1 4

2

3 6 7

HM300-0E

A-017

HM300-2 s/n A11001 and up

A1209-B7A2 EXHAUST MANIFOLD AND MOUNTING ITEM NO. 1 2 3 4 5 6 7 8

PART NO. 6251-11-5110 6251-11-5120 6251-11-5130 6215-11-5920 6152-15-5830 6134-11-5120 01010-E1080 6156-11-5170

VEPB0989.PNG

DESCRIPTION

Q'TY

MANIFOLD, FRONT MANIFOLD, CENTER MANIFOLD, REAR PLUG GASKET SPACER BOLT STUD

1 1 1 1 6 18 18 2

A-017

E1BI125.002

FIG A1216-B7A4

A1216-B7A4 EXHAUST GAS RECIRCULATION (EGR) EGR VALVE AND COOLER MOUNTING

16 13

17

11 12

15

14

2

3 10

4

1

8

7 5

2

9 6

HM300-0E

3

4

1

A-019

HM300-2 s/n A11001 and up

A1216-B7A4 EXHAUST GAS RECIRCULATION (EGR) EGR VALVE AND COOLER MOUNTING ITEM NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17

PART NO. 6261-41-4900 6166-61-6341 01011-E1005 01643-31032 6251-21-6610 01435-01090 01435-01035 6251-61-7100 01435-01020 01436-01020 6251-61-7150 6128-21-6730 01435-01050 01435-01025 6933-21-6330 01010-E1085 01643-31032

VEPB1447.PNG

DESCRIPTION

Q'TY

VALVE ASSEMBLY GASKET BOLT WASHER BRACKET BOLT BOLT COOLER ASSEMBLY BOLT BOLT BRACKET SPACER BOLT BOLT SPACER BOLT WASHER

2 2 4 4 1 1 1 1 1 2 1 1 1 1 2 2 2

A-019

E1BR125.011

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FIG A1216-B7A5

A1216-B7A5 EXHAUST GAS RECIRCULATION (EGR) OIL PUMP ASSEMBLY

6

5

8 2

12

1

11

9 10

13

14

3

18 17 4 16 15

7

HM300-0E

A-021

HM300-2 s/n A11001 and up

A1216-B7A5 EXHAUST GAS RECIRCULATION (EGR) OIL PUMP ASSEMBLY ITEM NO.

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

PART NO.

DESCRIPTION

Q'TY

6251-51-9100 OIL PUMP ASSEMBLY PML160-12400 CASE ASSEMBLY, GEAR (NSS) CASE ASSEMBLY (NSS) CASE (NSS) BUSHING (NSS) PLUG (NSS) PLUG (NSS) GEAR ASSEMBLY, DRIVE (NSS) SHAFT, DRIVE (NSS) GEAR, DRIVE (NSS) PIN, DOWEL (NSS) GEAR, HEAD PML152-07801 COVER ASSEMBLY (NSS) COVER (NSS) BUSHING 6261-51-9200 GEAR ASSEMBLY, DRIVEN (NSS) GEAR, DRIVEN (NSS) SHAFT, DRIVEN 6261-51-9230 O-RING PML199-00210 BOLT 6261-51-2140 VALVE PML137-05901 SPRING 07002-22434 O-RING PML139-01700 PLUG

00058368.PNG

A-021

1 1 1 1 2 1 1 1 1 1 2 1 1 1 2 1 1 1 1 3 1 1 1 1

E1BR125.012

FIG A1216-B7A7

A1216-B7A7 EXHAUST GAS RECIRCULATION (EGR) EGR BYPASS VALVE MOUNTING

14 15

8

10

16

7

5

9 12 11

13 15

6

2

1

3 4

HM300-0E

A-023

HM300-2 s/n A11001 and up

A1216-B7A7 EXHAUST GAS RECIRCULATION (EGR) EGR BYPASS VALVE MOUNTING ITEM NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

PART NO. 07000-72085 07000-72012 07000-72015 01435-01035 6251-11-9410 6261-11-9520 6631-11-5630 6251-11-9350 6261-11-9520 6251-11-9150 01010-81050 01643-31032 01010-E1030 01010-E1060 01643-31032 6215-11-5920

VEPB1448.PNG

DESCRIPTION

Q'TY

O-RING O-RING O-RING BOLT TUBE GASKET SPACER BOLT GASKET PLATE BOLT WASHER BOLT BOLT WASHER PLUG

1 1 1 3 1 1 4 4 1 1 2 2 2 2 4 1

A-023

E1BR125.013

FIG A1216-B7A8

A1216-B7A8 EXHAUST GAS RECIRCULATION (EGR) EGR MAIN VALVE PIPING

14 12 13 21 8

9

3 4

19

29

17

15

28 16

6 10

11

23 20

1

22

27

25

29 28

7 18

9

26 5

24 27 2

HM300-0E

A-025