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Parts manual - Komatsu PC80MR-3 (US) Crawler Excavator Sn F00003 AND UP

Page 1


SECTION

A-0000ENGINE

DESCRIPTION

B-0000ENGINERELATEDPARTSANDELECTRICALSYSTEM

C-0000SWINGCIRCLEANDSWINGMACHINERY

D-0000UNDERCARRIAGE

E-0000CONTROLSYSTEMANDREVOLVINGFRAME

F-0000GUARDANDOPERATOR'SCAB

G-0000WORKEQUIPMENTHYDRAULICSYSTEM

H-0000WORKEQUIPMENT

J-0000MARKPLATE

NO.

1CYLINDERHEADANDBONNET

0101A-0101ENSN:00101--

2SUCTIONMANIFOLD 0131A-0131ENSN:00101--

3EXHAUSTMANIFOLDANDSILENCER 0151A-0151ENSN:00101--

4CYLINDERBLOCK 0201A-0201ENSN:00101--

5GEARHOUSING 0205A-0205ENSN:00101--

6FLYWHEELHOUSINGANDOILSUMP 0211A-0211ENSN:00101--

7CAMSHAFTANDDRIVEGEAR 0231A-0231ENSN:00101--

8CRANKSHAFTANDPISTON 0241A-0241ENSN:00101--

9LUBRICATINGOILSYSTEM 0301A-0301ENSN:00101--

10FUELLINE 0410A-0410ENSN:00101--

11FUELINJECTIONPIPINGANDNOZZLE 0420A-0420ENSN:00101--

12FUELINJECTIONPUMP(1/2) 0431A-0431ENSN:00101--

13FUELINJECTIONPUMP(2/2) 0432A-0432ENSN:00101--

14COOLINGWATERSYSTEM 0502A-0502ENSN:00101--

15ALTERNATORMOUNTING 0601A-0601ENSN:00101--

16ALTERNATOR(HITACHI80A) 0602A-0602ENSN:00101--01203

17ALTERNATOR(BOSCH80A) 0603A-0603ENSN:01204-18STARTERMOTOR 0621A-0621ENSN:00101-19GASKETSET 0902A-0902ENSN:00101-20ENGINEECU 0905A-0905ENSN:00101--

NO.PARTNO.

1YM129900-07900LIFTER

Q'TYSERIALNO.

2ENSN:00101-2YM26106-080162BOLT,FLANGED 4ENSN:00101-3YM123907-11550CAP,VALVE 8ENSN:00101-4YM129927-11700HEADASSEMBLY,CYLINDER 1ENSN:00101-8YM23876-020000PLUG,TAPERED 1ENSN:00101-9YM23876-030000PLUG,TAPERED 4ENSN:00101-10YM27241-400000PLUG 1ENSN:00101-11YM129907-11100VALVE,INTAKE 8ENSN:00101-12YM129907-11110VALVE,EXHAUST 8ENSN:00101-13YM129907-11120SPRING,VALVE 16ENSN:00101-14YM119620-11180RETAINER,SPRING 16ENSN:00101-15YM119803-11340SEAL,VALVESTEM 8ENSN:00101-16YM124160-11340SEAL,VALVESTEM 8ENSN:00101-17YM129907-11510BRACKET 8ENSN:00101-19YM129150-11750NUT 1ENSN:00101-20YM123907-11830SCREW 1ENSN:00101-21YM123907-11820STUD 8ENSN:00101-22YM27310-070001COTTER 16ENSN:00101-24YM129907-11800GUIDE 16ENSN:00101-25YM119802-11870PROTECTOR,NOZZLE 4ENSN:00101-26YM119625-11880SEAT,NOZZLE 4ENSN:00101-27YM129907-11910RETAINER 4ENSN:00101-28YM129907-11950BOLT 4ENSN:00101-29YM24311-000120O-RING 4ENSN:00101-30YM119593-11301BOLT 2ENSN:00101-31YM129907-11341SUPPORT 1ENSN:00101-32YM129907-11250SHAFT 1ENSN:00101-33YM129907-11260SUPPORT 3ENSN:00101-34YM129907-11270SUPPORT 2ENSN:00101-35YM123907-11280WASHER 8ENSN:00101-36YM129907-11650ROCKERSHAFT 4ENSN:00101-38YM129150-11230SCREW,VALVE 4ENSN:00101-39YM129150-11750NUT 4ENSN:00101--

40YM129907-11660ROCKERSHAFT 4ENSN:00101-42YM129150-11230SCREW,VALVE 4ENSN:00101-43YM129150-11750NUT 4ENSN:00101-44YM129907-11920RETAINER 4ENSN:00101-45YM26226-080222STUD 2ENSN:00101-46YM26106-080402BOLT,FLANGED 2ENSN:00101-47YM26106-080602BOLT,FLANGED 4ENSN:00101-48YM26106-080602BOLT,FLANGED 2ENSN:00101-49YM26306-080002NUT,FLANGED 2ENSN:00101-50YM124160-01751COVER,FILLER 1ENSN:00101-51YM129927-11320BONNETASSEMBLY 1ENSN:00101-52YM129907-03011BAFFLE 1ENSN:00101-53YM129907-03061BAFFLE 1ENSN:00101-54YM129907-03070BAFFLE 1ENSN:00101-55YM123907-03100DIAPHRAGM 1ENSN:00101-56YM123907-03110PLATE 1ENSN:00101-57YM123907-03120PLATE 1ENSN:00101-58YM123907-03140SPRING 1ENSN:00101-60YM129933-11310GASKET 1ENSN:00101-61YM119640-61400PLUG 1ENSN:00101-62YM175339-79700CLIP 2ENSN:00101-63YM22857-500100SCREW 6ENSN:00101-64YM22857-500100SCREW 6ENSN:00101-65YM26106-060122BOLT 2ENSN:00101-66YM124160-11360KNOB 4ENSN:00101-67YM24311-000120O-RING 4ENSN:00101-68YM24311-000320O-RING 1ENSN:00101--

FIG0131SUCTIONMANIFOLD

INDEX

NO.PARTNO. DESCRIPTION

1YM129907-12110GASKET

Q'TYSERIALNO.

1ENSN:00101-2YM129927-12150MANIFOLD,INTAKE,ASSEMBLY

1ENSN:00101-3YM129927-12100MANIFOLD,INTAKE

1ENSN:00101-4YM26216-060202STUDBOLT

2ENSN:00101-5YM26106-080452BOLT,FLANGED

6ENSN:00101-6YM26106-080802BOLT,FLANGED

4ENSN:00101-7YM119129-77020GASKET

1ENSN:00101-8YM121850-77021GASKET

1ENSN:00101-9YM119005-77050HEATER,AIR

1ENSN:00101-10YM119129-77520BEND

1ENSN:00101-11YM26106-080402BOLT,FLANGED

2ENSN:00101-12YM26106-080902BOLT,FLANGED

2ENSN:00101-SEEFIG.0101

NO.PARTNO.

1YM129927-13150MANIFOLD,EXHAUST,ASSEMBLY

1ENSN:00101-2YM129927-13100MANIFOLD,EXHAUST 1ENSN:00101--

3YM129418-18320STUD 2ENSN:00101-4YM129263-13210STUD 2ENSN:00101-5YM129900-13251GASKET 1ENSN:00101-6YM119802-13680BOLT 6ENSN:00101-7YM119131-18320STUD 4ENSN:00101-8YM26306-080002NUT,FLANGED 2ENSN:00101-9YM129930-13201GASKET 1ENSN:00101-10YM129907-13550SILENCER 1ENSN:00101--00212 YM129938-13520SILENCER 1ENSN:00213--01034 YM129938-13540SILENCER 1ENSN:01035-11YM129944-13660STAY 1ENSN:00101-12YM22157-080000WASHER 2ENSN:00101-13YM26106-080162BOLT,FLANGED 2ENSN:00101-14YM26106-080202BOLT,FLANGED 4ENSN:00101-15YM26306-080002NUT,FLANGED 4ENSN:00101-16YM129927-13800PIPE 1ENSN:00101-17YM129927-13810GASKET 1ENSN:00101-18YM26106-100302SCREW 2ENSN:00101-19YM26306-080002NUT,FLANGED 2ENSN:00101-20YM129927-13900VALVE 1ENSN:00101-21YM129927-13910GASKET 1ENSN:00101-22YM129927-13920GASKET 1ENSN:00101-23YM26106-100302SCREW 1ENSN:00101-24YM26106-100952BOLT 1ENSN:00101-25YM129930-13201GASKET 1ENSN:00101--01034 YM128300-13230GASKET 1ENSN:01035-26YM129938-13670HEADSTAY,SILENCER 1ENSN:00213--01034 YM129938-13640HEADSTAY,SILENCER 1ENSN:01035-27YM26106-080202BOLT,FLANGED 2ENSN:00213-28YM26306-080002NUT,FLANGED 4ENSN:00213-SEEFIG.0101 SEEFIG.0131

FIG0201CYLINDERBLOCK

INDEX

NO.PARTNO.

DESCRIPTION Q'TYSERIALNO.

1YM729927-01560BLOCKASSEMBLY,CYLINDER

1ENSN:00101-4YM129900-01250PLUG,TAPERED 1ENSN:00101-5YM171051-01921PLUG,TAPERED

1ENSN:00101-6YM129900-02020BOLT 10ENSN:00101-9YM129900-02410BUSHING,CAMSHAFT

1ENSN:00101-10YM22351-060012PIN,SPRING 2ENSN:00101-11YM23876-030000PLUG,TAPERED 1ENSN:00101-12YM23876-030000PLUG,TAPERED 1ENSN:00101-13YM23876-030000PLUG,TAPERED 1ENSN:00101-14YM27241-300000PLUG,TAPERED 8ENSN:00101-24YM129900-02931SPACER,THRUST 2ENSN:00101-27YM129900-01200BOLT 18ENSN:00101-28YM129907-01331GASKET,CYLINDERHEAD

1ENSN:00101-29YM729900-02801MAINBEARINGSET 5ENSN:00101-32YM129900-02341MAINBEARING 5ENSN:00101-35YM129900-02941BEARING,THRUST 2ENSN:00101--

NO.PARTNO.

1YM129100-01580PIN,DOWEL

Q'TYSERIALNO.

4ENSN:00101-3YM129944-01500HOUSING 1ENSN:00101-4YM129900-32001OILPUMP,ASSEMBLY

1ENSN:00101-15YM26216-100302STUDBOLT 4ENSN:00101-16YM129900-32030O-RING 1ENSN:00101-17YM129900-32040O-RING 1ENSN:00101-18YM24311-000070O-RING 1ENSN:00101-19YM24351-030750O-RING 1ENSN:00101-20YM26106-080162BOLT,FLANGED 1ENSN:00101-21YM26106-080202BOLT,FLANGED 3ENSN:00101-22YM26106-080452BOLT,FLANGED 3ENSN:00101-23YM26306-100002NUT 4ENSN:00101-24YM124160-01751COVER,FILLER 1ENSN:00101-25YM24311-000320O-RING 1ENSN:00101-26YM129900-01740COVER 1ENSN:00101-27YM129001-91810BOLT 1ENSN:00101-28YM26106-080162BOLT,FLANGED 1ENSN:00101-29YM26106-080402BOLT,FLANGED 5ENSN:00101-30YM729906-01550HOUSINGASSEMBLY,GEARS 1ENSN:00101-32YM129916-01800SEAL,OIL 1ENSN:00101-33YM129900-01850COVER,ASSEMBLY 1ENSN:00101-34YM129900-01870SHIM 1ENSN:00101-35YM129001-91810BOLT 6ENSN:00101-36YM26106-080162BOLT,FLANGED 3ENSN:00101-37YM26106-080402BOLT,FLANGED 5ENSN:00101--

FIG0211FLYWHEELHOUSINGANDOILSUMP

NO.PARTNO. DESCRIPTION Q'TYSERIALNO.

1YM129100-01580PIN,DOWEL

2ENSN:00101-2YM129981-01600FLYWHEEL

1ENSN:00101-3YM119620-01750CAP

1ENSN:00101-4YM26206-100352BOLT

9ENSN:00101-5YM26206-100702BOLT

4ENSN:00101-6YM129916-01790SEAL,OIL 1ENSN:00101-7YM129902-01710OILSUMP,ASSEMBLY

1ENSN:00101-8YM119640-01640PLUG

1ENSN:00101-10YM22190-220002SEAL,WASHER

1ENSN:00101-11YM26106-080122BOLT,FLANGED 16ENSN:00101-SEEFIG.0201

FIG0231CAMSHAFTANDDRIVEGEAR

INDEX

NO.PARTNO. DESCRIPTION

1YM129150-14200TAPPET

Q'TYSERIALNO.

8ENSN:00101-2YM129907-14400PUSH-ROD

8ENSN:00101-3YM129908-14581CAMSHAFT,ASSEMBLY

1ENSN:00101-4YM129150-02450METAL 1ENSN:00101-6YM129900-14100GEAR

1ENSN:00101-7YM22512-070140KEY 1ENSN:00101-8YM26106-080162BOLT,FLANGED

2ENSN:00101-9YM123900-25060SHAFT

1ENSN:00101-10YM129900-25100GEAR,ASSEMBLY 1ENSN:00101-13YM129150-25920BUSH,IDLEGEAR 1ENSN:00101-14YM26106-080552BOLT,FLANGED 3ENSN:00101-15YM129953-25300BOLT,FLANGED 4ENSN:00101-16YM129907-25900FUELINJECTIONGEAR

1ENSN:00101-17YM158563-51150FLANGE 1ENSN:00101-18YM22217-180000SPRINGWASHER 1ENSN:00101-19YM26776-180002NUT 1ENSN:00101--

SEEFIG.0201

SEEFIG.0205

1YM129902-21000CRANKSHAFT,ASSEMBLY

1ENSN:00101-3YM129900-21200GEAR 1ENSN:00101-4YM121850-21290PARALLELPIN 1ENSN:00101-5YM121850-21920PARALLELPIN 1ENSN:00101-6YM22512-070140KEY 1ENSN:00101-7YM129916-21610BOLT 1ENSN:00101-8YM129960-21640WASHER 1ENSN:00101-9YM129907-21680PULLEY 1ENSN:00101--00212 YM129944-21650PULLEY 1ENSN:00213-10YM24341-000530O-RING 1ENSN:00101-11YM121850-21130SCREW 6ENSN:00101-12YM129900-21580FLYWHEEL 1ENSN:00101-14YM129900-21600GEAR,RING 1ENSN:00101-15YM129927-22080PISTON,ASSEMBLY 4ENSN:00101-17YM129927-22050RING,SET,PISTON 1ENSN:00101-21YM120130-22301PIN 4ENSN:00101-22YM22252-000300CIRCLIP 8ENSN:00101-23YM129900-23001CONNECTINGROD,ASSEMBLY 4ENSN:00101-26YM129900-23200BOLT 2ENSN:00101-27YM129900-23601BUSHING 1ENSN:00101-29YM129900-23911BUSH,IDLEGEAR 4ENSN:00101-30YM129900-23611BEARING 4ENSN:00101-32YM729927-22900PISTON 4ENSN:00101-34YM729927-22950RING,SET 1ENSN:00101--

1YM129403-34800DIPSTICK,LUB.OIL

1ENSN:00101-2YM121520-34810GUIDE 1ENSN:00101-3YM119000-35140STUDBOLT 1ENSN:00101-4YM129150-35153FILTER 1ENSN:00101--00212 5YM129900-32030O-RING 1ENSN:00101-6YM129900-35000PIPE 1ENSN:00101-11YM26106-080122BOLT,FLANGED 2ENSN:00101-12YM114250-39450SWITCH,OILPRESSURE 1ENSN:00101-13YM129927-39060PIPEASSEMBLY,LUB.OIL 1ENSN:00101-15YM123907-39500SUPPORT 1ENSN:00101-17YM129005-59830BOLT,ASSEMBLY 2ENSN:00101-18YM22190-080002SEAL,WASHER 1ENSN:00101-19YM23857-030000BOLT,JOINT 1ENSN:00101-20YM22190-080002SEAL,WASHER 2ENSN:00101-21YM26106-080122BOLT,FLANGED 1ENSN:00101-22YM22190-080002SEAL,WASHER 2ENSN:00101-23YM26106-080122BOLT,FLANGED 2ENSN:00101-24YM129908-33010COOLER,ASSEMBLY 1ENSN:00213-25YM123912-33050O-RING 1ENSN:00213-26YM123912-33100BOLT 1ENSN:00213-27YM129908-33101BRACKET,OILCOOLER 1ENSN:00213-28YM129006-44480JOINT 1ENSN:00213-29YM129944-49059PIPE 1ENSN:00213-30YM129466-49300ELBOW 1ENSN:00213-31YM123910-49600PIPE 1ENSN:00213-33YM123910-49610PROTECTION 1ENSN:00213-34YM121750-59890CLAMP 1ENSN:00213-35YM23000-025000CLAMP 4ENSN:00213-36YM24321-000600O-RING 1ENSN:00213--

SEEFIG.0201

SEEFIG.0205

SEEFIG.0431

SEEFIG.0502

INDEX

NO.PARTNO.

1YM129004-55612BRACKET,FUELFILTER

Q'TYSERIALNO.

1ENSN:00101-2YM119802-55801FILTER,FUEL 1ENSN:00101-3YM26106-080302BOLT,FLANGED

2ENSN:00101-4YM129950-59211PIPE,FUEL 1ENSN:00101-5YM124766-59050CLAMP 2ENSN:00101-6YM129950-59221PIPE 1ENSN:00101-7YM105025-59530PIPE,FUEL 1ENSN:00101-8YM129950-59311PIPE,FUEL 1ENSN:00101-9YM124766-59050CLAMP 2ENSN:00101-10YM129961-59110PROTECTOR,FUELPIPE 1ENSN:00101-11YM105025-59580PIPE,FUEL 1ENSN:00101-12YM121750-59890CLAMP 1ENSN:00101-13YM129907-59140PIPEASSEMBLY,FUEL 1ENSN:00101-14YM123907-59540SCREW 5ENSN:00101-15YM123907-59550SHIM 5ENSN:00101-16YM129927-59550PIPE,FUEL 1ENSN:00101-17YM129263-49750PIPE 1ENSN:00101-18YM124722-59050CLAMP 2ENSN:00101-20YM123907-59560GASKET 1ENSN:00101-21YM22190-080002SEAL,WASHER 1ENSN:00101-22YM129612-52100FEEDPUMP,ASSEMBLY 1ENSN:00101-23YM129906-55711SEPARATOR,ASSEMBLY 1ENSN:00101-24YM129242-55720CUP 1ENSN:00101-25YM129242-55730ELEMENT 1ENSN:00101-26YM129242-55740PLUG,DRAIN 1ENSN:00101-27YM129242-55750PLUG 1ENSN:00101-28YM129242-55760PACKING 1ENSN:00101-29YM129242-55770FLOAT 1ENSN:00101-30YM24311-000160O-RING 1ENSN:00101-31YM24321-000750O-RING 1ENSN:00101--

SEEFIG.0101

SEEFIG.0131

SEEFIG.0420

FIG0420FUELINJECTIONPIPINGANDNOZZLE

INDEX

NO.PARTNO.

1YM729927-53200FUELINJECTOR,ASSEMBLY

4ENSN:00101-2YM114250-53080NUT,NOZZLECASE

4ENSN:00101-3YM129927-53100HOLDER,NOZZLE

4ENSN:00101-6YM114250-53120SPRING,NOZZLE

4ENSN:00101-7YM114250-53130SEAT,NOZZLESPRING

4ENSN:00101-8YM114250-53140PLATE,STOP

4ENSN:00101-9YM129927-53200NOZZLE,ASSEMBLY

4ENSN:00101-12YM114250-53210PIN

8ENSN:00101-13YM114250-53400SHIMPACK

4ENSN:00101-25YM123907-11601PIPE

4ENSN:00101-26YM123472-59120BRACKET 2ENSN:00101-27YM129150-59120RETAINER,INJECTIONPIPE

1ENSN:00101-30YM129150-59131BOLT,HEXAGONSOCKETHEAD 2ENSN:00101-32YM129927-59810PIPEASSEMBLY,INJECTION 1ENSN:00101-33YM129927-59820PIPEASSEMBLY,INJECTION 1ENSN:00101-34YM129927-59830PIPEASSEMBLY,INJECTION 1ENSN:00101-35YM129927-59840PIPEASSEMBLY,INJECTION 1ENSN:00101-36YM26366-060002NUT,FLANGED 2ENSN:00101--

FIG0431FUELINJECTIONPUMP(1/2)

1ENSN:00101--

2ENSN:00101--

2ENSN:00101--

1ENSN:00101--

1ENSN:00101--

1ENSN:00101--

1ENSN:00101--

4ENSN:00101--

4ENSN:00101--

1ENSN:00101--

1ENSN:00101--

1ENSN:00101--

1ENSN:00101--

1ENSN:00101--

1ENSN:00101--

1ENSN:00101--

1ENSN:00101--

1ENSN:00101--

1ENSN:00101--

1ENSN:00101--

1ENSN:00101--

3ENSN:00101--

FIG0432FUELINJECTIONPUMP(2/2)

1YM129900-42020GASKET

1ENSN:00101-2YM129948-42100PUMP,ASSEMBLY 1ENSN:00101-12YM26106-060302BOLT,FLANGED 2ENSN:00101-13YM26106-080552BOLT,FLANGED 5ENSN:00101-14YM123900-42460PULLEY 1ENSN:00101--00212 YM123957-42451PULLEY 1ENSN:00213-15YM25133-004700V-BELT 1ENSN:00101--00212 YM25153-004500V-BELT 1ENSN:00213-17YM123900-44761SPACER 1ENSN:00101-18YM26106-100452BOLT 4ENSN:00101-19YM129927-49800THERMOSTAT,ASSEMBLY 1ENSN:00101-20YM129927-44900TEMPERATURESENSOR 1ENSN:00101-22YM129916-49530COVER 1ENSN:00101-24YM121850-49540GASKET 1ENSN:00101-25YM121850-49550GASKET 1ENSN:00101-26YM121850-49810THERMOSTAT 1ENSN:00101-28YM22190-120002SEAL,WASHER 1ENSN:00101-29YM23875-030000PLUG 2ENSN:00101-30YM26106-060202BOLT,FLANGED 4ENSN:00101-31YM129900-49870GASKET 1ENSN:00101-32YM23414-080000GASKET 1ENSN:00101-33YM26106-080122BOLT,FLANGED 1ENSN:00101-34YM26106-080602BOLT,FLANGED 3ENSN:00101-35YM119620-49290COCK 1ENSN:00101--00212 YM171056-49120PLUG 1ENSN:00213-39YM121450-42450PLUG 2ENSN:00101-40YM124465-44950GASKET 2ENSN:00101-41YM129927-49610PIPE,ASSEMBLY 1ENSN:00101-44YM23080-012000CLAMP 2ENSN:00101-45YM129927-49620PIPE,ASSEMBLY 1ENSN:00101-48YM23080-012000CLAMP 2ENSN:00101--

SEEFIG.0101

SEEFIG.0151

SEEFIG.0201

SEEFIG.0205

SEEFIG.1010

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