12
Parts Manual THIS IS A MANUAL PRODUCED BY JENSALES INC. WITHOUT THE AUTHORIZATION OF CATERPILLAR OR IT’S SUCCESSORS. CATERPILLAR AND IT’S SUCCESSORS ARE NOT RESPONSIBLE FOR THE QUALITY OR ACCURACY OF THIS MANUAL. TRADE MARKS AND TRADE NAMES CONTAINED AND USED HEREIN ARE THOSE OF OTHERS, AND ARE USED HERE IN A DESCRIPTIVE SENSE TO REFER TO THE PRODUCTS OF OTHERS. Parts Manual D3 Crawler S/n 79U4709 & Up CT-P-D379U4709

Caterpillar D3 Crawler Parts Manual - Tractor … manual this is a manual produced by jensales inc.without the authorization of caterpillar or it’s successors.caterpillar and it’s

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Page 1: Caterpillar D3 Crawler Parts Manual - Tractor … manual this is a manual produced by jensales inc.without the authorization of caterpillar or it’s successors.caterpillar and it’s

Parts Manual

THIS IS A MANUAL PRODUCED BY JENSALES INC. WITHOUT THE AUTHORIZATION OF CATERPILLAR OR IT’S SUCCESSORS. CATERPILLAR AND IT’S SUCCESSORS ARE NOT RESPONSIBLE FOR THE QUALITY OR ACCURACY OF THIS MANUAL.

TRADE MARKS AND TRADE NAMES CONTAINED AND USED HEREIN ARE THOSE OF OTHERS, AND ARE USED HERE IN A DESCRIPTIVE SENSE TO REFER TO THE PRODUCTS OF OTHERS.

Parts

Man

ual

D3 Crawler S/n 79U4709 & Up

CT-P-D379U4709

Page 2: Caterpillar D3 Crawler Parts Manual - Tractor … manual this is a manual produced by jensales inc.without the authorization of caterpillar or it’s successors.caterpillar and it’s

CONTENTS ALPHABETICAL INDEX OF GROUPS __ 3 CONVERSION EaUIVALENT

TABLES INSIDE BACK COVER ORDERING PARTS- ______________ 2

aUICK REFERENCE CHART INSIDE FRONT COVER

USING THE PARTS BOOK __________ 2

PARTS BOOK

03 TRACTOR POWERED BY 3204 ENGINE SERIAL NUMBER 79U4709TO LAST BUILT (VEHICLE) 45V17160TO LAST INSTALLED (ENGINE)

REVISION PUBLISHED JULY 1982 CATERPI LLAR TRACTOR CO. PUBLICATIONS DIV.-SERVICE G.O. PEORIA, ILL. U.S.A.

QUICK REFERENCE GUIDE TO MAJOR SECTIONS

BASIC ENGINE

LUBRICATION SYSTEM

COOL. NG SYSTEM

INTAKE AND EXHAUST SYSTEM

FUEL SYSTEM AND GOVERNOR

STARTING AND ELECTRICAL SYSTEM

POWER TRAIN-POWER TRANSMISSION UNIT

STEERI NG CLUTCHES AND BRAKES

CHASSIS AND UNDERCARRIAGE

HYDRAULIC SYSTEM

CAB, GAUGES AND ACCESSORI ES

SERVICE EQUIPMENT AND SUPPLI ES

Page 3: Caterpillar D3 Crawler Parts Manual - Tractor … manual this is a manual produced by jensales inc.without the authorization of caterpillar or it’s successors.caterpillar and it’s

IN D EX

A c Nome Page Name Page

Accessory Drive ...................... 34 Air Cleaner .......................... 23 Air Filter Service Indicator . . . . . . . . . . . . . 138 Alarm-Sack-Up Warning ............... 46 Alternator-40 Ampere ................. 47 Alternator Adjusting Sracket. ............ 47 Alternator Change-Over ............. 48A Ammeter-60 Ampere ............ 48A

Cab Arrangement .................. 148 Cab Conversion Arrgt ............... 149 Cab Floormat ..................... 141 Cab Heater ....................... 157 Cab liner ......................... 143 Cab Mounting ..................... 79 Cab Panel - Front ................. 150 Cab Panel - L.H. . ................. 154 Cab Panel - Rear .................. 151 Cab Panel - R.H. . ......•.......... 152

B Cab Wiring ....................... 148 Cable - Stg. Motor Grd. ........... 40

Back-Up Warning ................. 46 Bar - Track Cleaner ............... 104 Base - Fuel Filter .................. 35 Battery - Heavy Duty .............. 39 Battery Box ....................... 135 Battery & Wiring .................. 40 Battery Cables .................... 40 Battery Holddown ................. 40 Bearing Cap - Cyl. Block ........... 6 Bearing Caps - Connecting Rod .... 8 Bearings - Camshaft ............... 6 Bearings - Connecting Rod ......... 8 Bearings - Crankshaft .............. 7 Belt - Seat - Standard ............ 134 Belt - Seat - Suspension ........... 132 Belt-Vee ........................ 11 Bevel Gear .............•......... 68

Camshaft ......................... 9 Cap - Bevel Gear Filler Tube ...... 53 Cap - Engine Oil Filler ............ 10 Cap - Fuel Tank .................. 38 Cap - Fuel Tank Protection ......... 37 Cap - Hyd. Tank .................. 105 Cap - Hyd. Tank Protection ........ 107 Cap - Radiator Pressure Relief ...... 19 Cap - Transmission Filler Tube ...... 53 Case - Steering Clutch ............. 70 Circuit Breaker - 50 Ampere ........ 41 Clutch - Steering .................. 71 Connecting Rod & Piston ............ 8 Control - Governor ................ 27 Control - Governor Torque ......... 29 Control - Hyd. Hand .............. 109 Control - Steering Clutch .......... 76 Control - Transmission ............. 55

Blades - Windshield Wiper ......... 160 Bracket - Alternator Adjusting ...... 47

Cooler - Engine Oil ............... 22 Counterweight - Front ............. 89

Bracket - Drawbar Mounting ........ 82 Counterweight - Idler .............. 90 Bracket - Governor & Fuel Inj. Cover - Valve Mechanism .......... 10

Pump Housing Support ........... 33 Crankcase Guard .................. 90 Bracket - Oil Filter to Hyd. Tank .... 130 Brackets - Cab Mounting ........... 79 8rackets - RaPS Mounting .......... 80 Brake Band & Lining ............... 72 Brake - Steering ................... 72 Breather - Bevel Gear Filler Tube ... 53 Breather - Hyd. Tank Relief Valve ... 107 Breather - Transfer Gear ........... 58

Crankshaft ........................ 7 Crankshaft Bearing - Oversize ...... 8 Crankshaft Bearing - Standard ...... 7 Crankshaft Bearing - Undersize ..... 8 Crankshaft Pulley .................. 12 Cylinder - Ether ................... 51 Cylinder Block ..................... 6 Cylinder Block & Covers ............ 4 Cylinder Head ..................... 9B

Breather - Crankcase .............. 17 Cylinder Head Fastener ............. 9B

Page 4: Caterpillar D3 Crawler Parts Manual - Tractor … manual this is a manual produced by jensales inc.without the authorization of caterpillar or it’s successors.caterpillar and it’s

D

Name Page

Dash ............................. 139 Dash Lamps ............•••........ 41 Dipstick - Engine Oil Level ......... 14 Dipstick - Power Train Lubrication ..• 53 Dipstick - Transmission Oil ......... 53 Door - Cab - L.H. .. .............. 155 Door - Cab - R.H. .. ............... 153 Drain Cock - Cab Heater .........• 157 Drain Cock - Fuel Tank .•.......... 38 Drain Cock - Radiator ............. 19 Drain Plug - Engine Crankcase Oil .. 14 Drain Plug - Fuel Injection Pump .... 32 Drain Plug - Hyd. Tank ............ 105 Drawbar - Fixed .................. 82 Drawbar - Swinging ............... 82 Drum - Final Drive Driven .......... 66 Drum - Driving ................... 71 Drum - Steering Clutch Driven ...... 66

E

Elbow - Exhaust ................... 24 Elbow - Radiator Top Tank Hose

to Front Housing ................ 20 Electric Horn ...................... 133 Element - Fumes Disposal .......... 17 Element - Primary & Secondary

Air Cleaner ..................... 23 Element - Hyd. Filter .............. 130 Enclosure - Engine ................ 84 Engine Arrangement ................ 3 Engine & Transmission Support ...... 12 Ether Cylinder ..................... 51 Ether Starting Aid .................. 51 Exhaust Manifold .................. 24 Exhaust Manifold' Fastener .......... 24 Exhaust Pipe - Muffler ............. 26

F

Fan & Guard - Blower .......... . .. 18 Fan - Defrosting .................. 159 Fan Drive ......................... 11 Fan - Blower ..................... 18 Fan - Suction ..................... 18 Fastener - Cylinder Head .......... 9B

Name Page

Fastener - Oil Pan .............•.. '14 Fasteners - Exhaust Manifold ....... 24 Filler Spout - Transmission Oil ....•. 53 Filler - Engine Oil ................. 10 Filler - Transmission Oil ............ 53 Filter - Fuel ...................•.. 35 Filter - Hydraulic Oil ...........•.. 130 Filter - Engine Oil ................. 16 Filter - Transmission & Steering

Clutch .....................•...• 62 Final Drive ..............•.......•. 66 Final Drive Pinion .................. 69 Firewall .....................•.... 88 Flood Lamp ....................... 44 Flywheel .......................... 13 FI h I H . yw ee ousmg ................. , 13 Floormat - Cab ................... 141 Frame ............................ 78 Frame - Track Roller .............. 98 Front Housing ..................... 5 Front Idler ........................ 96 Front Pull Hook .................... 83 Fuel Filter ......................... 35 Fuel Injection Lines ................. 33 Fuel Lines ......................... 37 Fuel Priming Pump ................. 36 Fuel Tank ......................... 38 Fuel Tank Protection Cap ............ 37 Fuel Transfer & Priming Pump ....... 36 Fumes Disposal - Engine

Crankcase Breather .............. 17 Fuse - 15 Amp. Cab Wiring ........ 148 Fuse - 10 Amp. - Electric Horn ..... 133

G

Gasket - Bevel Gear Case to Filler Tube ...................... 53

Gasket - Cylinder Head to Cylinder Block .................. 98

Gasket - Exhaust Manifold to Cylinder Head .................. 24

Gasket - Flywheel Housing to Cyl. Block ......................... , 13

Gasket - Fuel Pump Housing to Accessory Drive ............... , 34

Gasket - Intake Pipe to Cylinder Head .................. 24

Gasket - Oil Pan to Cylinder Block.. 14 Gasket - Starting Motor ............ 49

Page 5: Caterpillar D3 Crawler Parts Manual - Tractor … manual this is a manual produced by jensales inc.without the authorization of caterpillar or it’s successors.caterpillar and it’s

Name Page

Gasket - Transmission to Oil Filler Tube ...................... 53

Gasket - Valve Mechanism Cover to Cylinder Head ........... 10

Gasket - Water Elbow Inlet to Front Housing ................... 20

Gasket - Water Pump to Front Housing ................... 20

Gasket Kits ....................... 164 Gasket Solution - Final Drive ....... 66 Gauge - Engine Oil level .......... 14 Gauge - Hyd. Tank Oil Sight level .. 106 Gauge - Oil Pressure .............. 138 Gauge - Transmission ............. 53 Gauges ........................... 138 Gear - Accessory Drive ............ 34 Gear - Crankshaft ................. 7 Gear - Final Drive ................ 67 Gear - Transmission Oil Pump

Drive ........................... 62 Gear - Transmission Oil Pump ...... 61 Governor ......................... 30 Governor & Fuel Injection Pump ..... 29 Governor Control .................. 27 Governor Spring .... ,.............. 29 Grab Iron - Cab .................. 150 Grab Iron - Firewall ............... 88 Grease Gun ...................... 164 Guard - Brush .................... 94 Guard - Crankcase ................ 90 Guard - Defrosting Fan ............ 159 Guard - Engine ................... 87 Guard - Blower Fan ............... 18 Guard - Front lamp .............. 45 Guard - Hyd. Hand Control ........ 111 Guard - Radiator ................. 92 Guard - Radiator Hinged .......... 91 Guard - Recoil .................... 95 Guard - Track Guiding ............ 99 Guard - Track Roller .............. 100 Guard - Transmission Shifter

Control ......................... 55 Guard - Instrument Panel

Vandalism ...................... 146

H

Hand Tools ....................... 163 Handle - Cab Door L.H. . .......... 155

Name Page

Handle - Cab Door R.H: ........... 153 Handle - Hyd. Hand Control ....... 111 Handle - Gearshift Control ......... 55 Handle - Governor &

Transmission Control .............. 28 Harness - Battery & Wiring ........ 43 Heater -- Cab ..................... 158 Heater - Jacket Water ............ 22 Holddown - Battery ............... 40 Hood & Guard .................... 87 Hook - Front Pull .................. 83 Horn - Electric - Forward Warning .. 133 Hose - Air Cleaner to Intake

Manifold .... . . . . . . . . . . . . . . . . . .. 23 Hose - Engine Block to Cooler ...... 22 Hose - Cooler to Front Housing ..... 22 Hose - Radiator Inlet & Outlet ...... 19 Hour Meter - Electric .............. 139 Housing - Flywheel ................ 13 Housing - Front ................... 5 Hydraulic Arrangement ............. 108 Hyd. Hand Control ................. 109 Hydraulic Tank & Valve ............ 105

I

Idler - Counterweight .............. 90 Idler - Front ...................... 96 Indicator - Air Filter Service ........ 138 Indicator - Oil Temperature ........ 138 Indicator - Water Temperature ..... 138 Inserts - Intake & Exhaust .......... 9B

K

Key - Cab Door .................. 153 Kit - Rebuild - Water Pump ........ 20 Kit - Repair - Hyd. Pump .......... 65 Kit - Repair - Alternator ........... 48 Kit - Repair - Suspension Seat ..... 137 Kit - Repair - Solenoid Switch ...... 49 Kit - Repair - Starting Motor ...... 50 Kits - Gasket ..................... 164 Knob - Governor Control .......... 27 Knob - Transmission Safety ......... 55 Knob - Transmission Shift .......... 55

Page 6: Caterpillar D3 Crawler Parts Manual - Tractor … manual this is a manual produced by jensales inc.without the authorization of caterpillar or it’s successors.caterpillar and it’s

L

Name Page

lamp - Dash ..................... 41 lamp - Flood ..................... 44 lever - Gearshift Control .......... 55 lever - Governor Control .......... 27 lever - Governor & Transmission

Control ......................... 28 lever - Hydraulic Hand Control ..... 111 lifters - Valve .................... 10 lifting Eye - Cyl. Head ............ 11 lifting Eye - Engine ................ 11 lighting - RaPS .................. 44 ligthing & Wiring - 3 lamp ........ 45 liner - Seat & Tank ............... 142 liner - Cab ...................... 143 liner - Canopy ................... 145 liner - Firewall ................... 143 lines - Cab Heater ................ 145 lines - Fuel Injection .............. 33 lines - Fuel Filter to Fuel

Inj. Pump ....................... 35 lines - Fuel Filter to Fuel

Transfer Pump ................... 35 lines - Fuel Tank to Transfer Pump .. 37 lines - Hydraulic Pump ............ 124 lines - Pump ..................... 126 lines - Rear ...................... 128 lines - Winch Pump ............... 65 lines - Torque Converter Cooler .... 21 link - Track - Sealed & lubricated .. 1 03 link - Track - Sealed

Non-lubricated .................. 102 linkage - Governor & Transmission

Control ......................... 28 linkage - Hyd. Hand Control ...... 111 linkage - Steering Brake ............ 72 linkage - Steering Clutch Control ... 76 linkage - Transmission Control ...... 55

M

Manifold - Exhaust ................ 24 Manifold - Inlet ................... 24 Meter - Hour Electric .............. 139 Motor - Starting .................. 49 Mounting - Alternator ............. 47 Mounting - Cab ................... 79

Name Page

Mounting - RaPS ................. '80 Muffler ........................... 25

N

Nameplate - Planetary Transmission .................... 56

Name Plates & Transfers ............ 165 Name Plates - Front Idler Warning .. 96 Nozzle - Fuel .................... 33 Nozzle - Windshield Washer ....... 161

o Oil Cooler - Engine ............... 22 Oil Filler - Engine ................. 16 Oil Filter - Engine ................. 16 Oil Filter - Hydraulic .............. 130 Oil Level Gauge ................... 14 Oil Pan ........................... 14 Oil Pan Fastener ................... 14 Oil Pump - Engine ................. 15 Operator Protective Cab Arrgt. ....... 148

p

Padlock & Key-Fuel Tank Cap .......... 37 Padlock & Key-Hydraulic Tank

Cap. . . . . . . . . . . . . . . . . . . . . . . . . . 107 Padlock & Key-Vandalism Guard ....... 146 Panel-R.H. Cab. . . . . . . . . . . . . . . 152 Panel-L.H. Cab. . . . . . . . . . . . . . . . . 154 Panel-Front Cab .................... 1 50 Panel-Rear Cab. . . . . . . . . . . . . . . . . . 151 Panel-Dash ........................ 1 39 Pedal-Steering Brake . . . . . . . . . . . .. .. 74 Pipe-Exhaust. ....................... 26 Pipe-Inlet. . . . . . . . . . . . . . . . . . . . . . . 24 Piston. . . . . . . . . . . . . . . . . . . .. 8 Piston Pump-Slipper. . . . . . . . . . 126A Piston Rings . . . . . . . . ... 8 Plug-Bevel Gear Drain . . . . . . . . 70 Plug-Final Drive Oil Fill . . . . 66 Plug-Final Drive Drain. . . . . ........ 70 Plug-Freeze Cylinder Block . . . 6 Plug-Fuel Injection Drain. . . 32 Plug-Hydraulic Tank Drain. . . . . . . . 105 Plug-Hydraulic Filter Drain . 130

Page 7: Caterpillar D3 Crawler Parts Manual - Tractor … manual this is a manual produced by jensales inc.without the authorization of caterpillar or it’s successors.caterpillar and it’s

Name Page

Plug - Oil Pan Drain ............... 14 Plug - Pressure Manifold ........... 24 Plug - Pressure Radiator ............ 19 Plug - Timing - Flywheel .......... 13 Plug - Transmission lub. Pressure .... 59 Plug - Transmission Oil Drain ....... 59 Plunger - Fuel Tank ............... 38 Power Take-off Drive ............... 60 Power Train Schematic .............. 52 Precleaner - Air Cleaner ........... 23 Prescreener ....................... 24 Protection Cap - Fuel Tank ......... 37 Protection Cap - Hydraulic Tank .... 107 Pulley - Auxiliary Drive ............ 12 Pulley - Fan Drive ................. 11 Pump - Engine Oil ................ 15 Pump - Fuel Injection .............. 32 Pump - Fuel Transfer & Priming ..... 36 Pump - Hydraulic Gear ............ 120 Pump - Piston - Backhoe .......... 125 Pump - Transmission Oil ........... 61 Pump - Water .................... 20 Pump - Winch Gear ............... 65 Push Rods ......................... 10

R

Radiator .......................... 19 Radiator Cap ...................... 19 Radiator Guard .................... 92 Radiator Hinged Guard ............ 91 Rear· Window ..................... 151 Ring - Piston ..................... 8 Rocker Arms - Intake & Exhaust .... 10 Rod & Piston ...................... 8 Rods - Push ...................... 10 Roll-Over Protective Structure -

Open .......................... 156 Roll-Over Protective Structure -

Arrgt. - Enclosed ................ 149 Roll-Over Protective

Structure Mounting ............... 80

s Screen - Transmission Oil Control ... 62 Seal - Cab Glass .................. 150 Seal -- Crankshaft ................. 7 Seal - Duo Cone - Final Drive ..... 67

Name Page

Seal - Duo Cone - Front Idler ...... 97 Seal - Duo Cone - Track

Carrier Roller .................... 100 Seal - Duo Cone - Track Roller '" .101 Seal - Fuel Filter lines to Gov. &

Fuel Inj. Pump ................... 35 Seal - Fuel Transfer Pump .......... 36 Seal - Hydraulic lines to Tank ...... 126 Seal - Hydraulic Pump lines to

Hydraulic Oil Filter .............. 126 Seal - Hydraulic Pump lines to

Hydraulic Oil Pump .............. 126 Seal - Steering Clutch Control to

Control Valve ................... 76 Seal - Transmission to Flywheel

Housing ........................ 59 Seals - Fuel Pump Housing ......... 33 Seat - Standard ................... 135 Seat - Suspension ................. 136 Seat Belt .......................... 134 Seat Belt - Suspended Seat ......... 132 Shaft - Bevel Gear ................ 69 Shaft - Rocker .................... 10 Solenoid Switch - Starting Motor .... 49 Sound Suppression Arrgt ............. 140 Specifications ..................... 166 Spring - Governor ................. 29 Spring - Front Idler Recoil .......... 96 Spring - Valve - Intake & Exhaust ... 9B Sprocket - Final Drive ............. 67 Sprocket & Rim Replacement ........ 67 Starting - Ether ................... 51 Starting Motor - Electric - 12 Volt ... 49 Steering Brake ..................... 72 Steering Brake Pedal ............... 74 Steering Clutch .................... 71 Steering Clutch Case ............... 70 Steering Clutch Control ............. 76 Steering Clutch Driven Drum ........ 66 Support - Engine .................. 12 Support - Hyd. Control ............ 113 Support - Transmission ............. 12 Support & Seat .................... 134 Support - Undercarriage ........... 81 Suspension Assem. Seat ............. 137 Sweep ........................... 162 Swinging Drawbar ................. 82 Switch - Cab Heater .............. 158 Switch - Defroster ................. 159 Switch .- Ether Flow ............... , 51

Page 8: Caterpillar D3 Crawler Parts Manual - Tractor … manual this is a manual produced by jensales inc.without the authorization of caterpillar or it’s successors.caterpillar and it’s

Name Page

Switch - Heat- Start .............. 41 Switch - Horn .................... 133 Switch - Light .................... 41 Switch - Pressure - Horn " ........ 133 Switch - Pressure - Hour Meter ..... 139 Switch - Safety Transmission ........ 62 Switch - Solenoid ................. 49 Switch - Temperature .............. 51 Switch - Transmission .............. 46 Switch - Wiper ................... 148

T

Tank - Fuel ...................... 38 Tank - Hyd ....................... 106 Tappets .....................•..... 10 Thermostat - Water Temperature .... 20 Tools - Hand ..................... 163 Torque Control .................... 29 Torque Converter ................. , 54 Torque Converter Cooler Lines ...... 21 Track - Sealed & Lubricated ....... 103 Track - Sealed Non-Lubricated ..... 102 Track Carrier Roller ................ 100 Track Cleaner Bar .................. 104 Track - Guiding Guard ............ 99 Track Link - Sealed & Lubricated .... 103 Track Link - Sealed Non-Lubricated .. 102 Trock Roller ....................... 101 Track Roller Frame .............. .. 98 T rack Roller Guard ................. 100 T rack Shoe ........................ 102 Transfer Gear ..................... 58 Transfers ......................... 165 Transmission Arrgt .................. 53 Transmission - Planetary ........... 56 Transmission Control .............. 28-55 Transmission Oil System Control ...... 62 Tube - Fumes Disposal ............ 17 Tube - Front Housing Vent ......... 20 Tube - Fuel Pump to Transfer

Pump .......................... 33 Tube - Fuel Transfer & Priming

Pump to Fuel Filter ............... 35 Tube - Steering Clutch Control

to Bevel Gear Case .............. 53 Tube - Transmission Filler .......... 53 Tubes - Fuel Tank to Inj. Pump ...... 37

u Nome Page

Undercarriage Support . . . . . . . . . . . • .. 81 Universal Joint - Power Take-off .... 61

v Valve-Bank-Main Relief ............... 117 Valve-Bank ........................... 115 Valve-Breaker Rellef-Hyd .............. 107 Valve-Fuel Check-Fuel

Injection Pump ........................ 32 Valve-Front Idler Relief ................. 96 Valve-Front Idler Fill ................... 96 Valve-Hydraulic Control ................ 113 Valve-Lift Control ..................... 119 Valve-Lift Control-Check ............... 120 Valve-Relief ........................... 117 Valve-Relief-Ripper Cyl. .............. 118 Valve-Ripper Control .................. 118 Valve-Servo ........................... 127 Valve-Steering Clutch Control ........... 75 Valve-Ti It Control ..................... 117 Valve-Transmission Hydraulic

Selector & Pressure Control ........... 63 Valves-Fuel Tank Drain &

Shut-Off Supply ....................... 38 Valves-Intake & Exhaust ................ 98 Valve Mechanism ........................ 10 Valve Mechanism Cover .................. 10 Vandal ism Arrangement ................. 146 Vandalism Guard-Instrument

Panel ................................ 146 Vee Belt-Fan, Alternator

& Crankshaft .......................... 11

w Water Heater ..................... 22 Water Lines ....................... 20 Water Pump ...................... 20 Winch Drive Arrgt. ................ 64 Winch Pump & Lines ............... 65 Windshield Washer ................ 161 Wiper - Windshield ............... 160 Wiring - Cab ..................... 148 Wiring Diagram ................... 42

Page 9: Caterpillar D3 Crawler Parts Manual - Tractor … manual this is a manual produced by jensales inc.without the authorization of caterpillar or it’s successors.caterpillar and it’s

8-5-

14

BASIC ENGINE 8A

REF. PART DESCRIPTION OTY NO. NUMBER -6-9

12

II

C INDICATES CHANGE

153455

C 1 6N4220 PISTON GROUP-------Istd. )------2 9L9316 R' ~G ASSEM ------Ioil)-------3 9L9192 R I NG--- -----Icompression )----

C 4 6N4340 PISTON GROUP------------------.020 in. 10.51 mm) oversize

5 9L9673 RING ASSEM ----------------6 9L9674 RI NG-------------------------

C 7 6N4350 PISTON GROUP------------------.040 in. II. 02 mm) oversize

8 9L9323 RING ASSEM -----------------9 9L9146 RI NG-------------------------

10 IJ6473 RING -- --- --- - -- -- --- -- --- -- -- --11 4N2218 ROD ASSEM. --------------------12 9L8382 BEAR I NG ---------------------13 9L8225 BOLT - ------- -----------------14 917669 NUT -- - -- ----- --- -- ----- --- - --

4N92 BEAR I NG ----------Istd. )----------4N4707 BEARI NG------------------ -------

15< .010 in. 10. 26 mm) undersize 4N4713 BEAR I NG------------ ------------

.020 in. 10. 51 mml undersize 16 9L9889 PI N----------- -- - --- - --- ---- --- --

BEARING GROUPS AVAILABLE:

i· 4N4705-BEARING GRP. ------14-std. bearings)------1 4N4706-BEAR I NG GRP. ---- --- ---- ------ --------- --1

4-.010 in. 10. 26 mm) undersize 4N4714-BEARING GRP. ---------------------------1

4-.020 in. 10. 51 mm) undersize 9L9612-PI STON RING GROUP--------Istd. )--------1

IComplete set of Rings for one Std. Piston)

1 1 1 1

1 1 1

1 1 2 1 1 2 2 1 1

1

1

4N191 CONNECTING ROD AND PISTON GROUP-4 Required-Field Installation Engine Serial No. 45V17160 to 45V17165 inclusive

Part of 8N9188 Cylinder Block Group listed on Page 6A

7 -4-1

9'6-3

cj

10 C j Cj Cj

/I

CA CA

C

CA CA CA

12

REF. NO.

1

2 3 4

5 6 7

8 9

10 11

12

13

14

PART NUMBER

8N5537

9L6233 9L9316 1 W5 794

9N581 9L9673 lW5796

9N578 9L9323 7N9803 8N7294 8N6308 1 W3906 1 W3821 1 W3822 8N8753

9N5082 9N3832 917669

DESCRIPTION OTY.

PISTON GROUP--- (standard)------ 1 I Includes)

1 R ING--(standard-compression I R ING--(Standard - oi\) 1

PISTON BODY ------------------- 1 .510 mmL 02 in. )oversize

R ING------(Oversize - compression 1 R ING---(Oversize - oi\)----------- 1 PISTON BODY -------------------- 1

1. 02mm(.(J4 in. )oversize R ING---(Oversize - compression)-- 1 R ING---(Oversize - oil)----------- 1 PIN ---------------------------- 1 RET A INER----------------------- 2 BEAR ING---( standard)----------- 1 BEAR ING--l. Z7mm(. 05 in. ) U. S.·- 1 BEARING--.254mm('01 in.) U.S.·- 1 BEARING--.5IOmm(.02 in.) U.S.-- I ROD AS SEM. --------------------- 1

(I ncludes) BEAR ING-------------------- 1 BOLT ------------------------- 2 NUT ------------------------ 2

j NOT PART OF 8N4079 CONNECTING ROD AND PI STON GROUP

C INDICATES CHANGE 182317

8N4079 CONNECTING ROD AND PISTON GROUP-4 Required Engine Serial No. 45V17166-Up

Part of 1W549 Cylinder Block Group listed on Page 6C

Page 10: Caterpillar D3 Crawler Parts Manual - Tractor … manual this is a manual produced by jensales inc.without the authorization of caterpillar or it’s successors.caterpillar and it’s

POWER TRAIN-POWER TRANSMISSION UNIT 55

REF. PART NO. NUMBER DESCRIPTION OTY

5 9 BOLT ----------------------------3 B 4SD6 LOCKWASHER--------------------

2 6S4087 GUARD ASSEM. ------------------3 7M 706 KNOB---------------------------4 6S 3849 lEVER---------------------------

6 S 3 79 0 PLATE --- -----------------------­C 5 4B 1280 SCREW--------------------------

6 6S8892 LOCK ASSEM. -------------------7 6S 4451 5HAFT ---------------------------

I 8 384617 COlTER PIN----------------------9 6K3427 PIN-----------------------------

I 3 B4621 COlTER PIN---------------------­C 10 6S9013 lEVER ASSEM. -------------------

I (I ncludes) 11 9 H 2400 BEARING--------------------- 3 I 12 6S 3903 BRACKET AS5EM. ---------------- 1

I (Includes) I 13 4 K465 8 STUD-------------------------! C 6S 9199 WASHER----------------------

I I

I

C

C

C

14 15 16

17 18 19 20 21

22

13 24 25

TRANSMISSION CONTROl ,- ---'------...\....

"

-@' 653819 5 HAFT ---------------------------T883 WASIf:R-------(use as required)--659025 lEVER A5SEM. --------~----------

!Includes) 9H2400 BEAR I NG--------~------------5L4872 ROO------------- --- -- -- --- ---- --lA8285 NUT --------- ---------------------7H3641 ROD ENO-------------------------182790 BOLT ----------------------- ------104716 NUT ---~-------------------------3B4505 LOC KWASHER ------ -~- ---- ---~ ---659016 lEVER ---- --- --- ---- -- --~- --- ----653879 ROO-- -- -- ---- -- -- ------- --- --- --187182 BOLT ---- -------------------- ----

1 4 1

2 2 6 6 2 6 6 1 1 2

12

~IL--36

23-36

26 6S 3892 SHAFT ASSEM. ------------------ 1 27 2M8908 KNOB ---------- ----------------- 1 28 6S 6912 lEVER ASSEM. ------------------- 1 29 105117 NUT ----------------------------- 2 30 404971 S PR I NG------------------------- 1

6S 6915 ROD-------- -- -- -------- ---- ----- 1 31 3B4607 COlTER PIN--------------------- 2

4B4276 WASHE R-- ---- -- -------- --------- 4 32 6S3848 SHAFT --------------------------- 1

C 6S9031 BLOCK ASSEM. ------------------ 1 33 (Includes)

4H2610 BEAR I NG----------- ------ --- I C 34 6S9021 lEVER ASSEM. ------------------- 1

(Includes) 35 9H2400 BEAR I NG---- ----- --- -------- 2 36 6H3956 PI N-- --- -- ---- -- --- --- --- --- ---- 3

C 37 IH5514 BOLT --- ----~---- ---------------- 2 C 38 5K3546 PLUG -------------------------- 1

C INDICATES CHANGE 217161

6S3535 TRANSMISSION CONTROL GROUP Serial No. 79U4709 to 79U4824 inclusive

Page 11: Caterpillar D3 Crawler Parts Manual - Tractor … manual this is a manual produced by jensales inc.without the authorization of caterpillar or it’s successors.caterpillar and it’s

HYDRAULIC SYSTEM 115

9 10 REF. PART DESCRIPTION QTY NO. NUMBER

1 9J5817 OUTLET SECTION ASSEM. -------- 1 (J neludesl

2 9S4183 PLUG- ---- --- -- - --- --- -- -- -- 2 302824 SEAL - - -- -- -- --- -- --- -- - -- ---- 2

3 9S4181 PLUG- -- ----- - - --- --- ---- -- --- I 7M8485 SEAL --- --- -- -- -- --- ---- -- --- I

4 9J723 VALVE GROUP------------------ 1 (Separate Illustrationl

5 2H4145 SEAL--------------------------- 1 9J113 ROo----------------------------- 1

6 184205 NUT----------------------------- 2 9J 703 ROo----------------------------- 2

7 184204 NUT----------------------------- 4 8 9J120 HOUSING----------------------- 1 9 9J 718 VALVE GROUP------------------- 2

10 9J 715 ~ALVE GROUP------------------- 1 (Separate Illustrationl

154041

9J5823 BANK VALVE GROUP Part of 653415 Control Valve Group shown on Page 113, 9J718, 9J723 and 9J715

Valve parts are shown on Pages 117 and 119. AN ATTACHMENT

2 5 6 5 8 REF. PART DESCRIPTION QTY NO. NUMBER

9J 714 ROD --- -- ----- -- - ---- ------ ----- 1 1<184205 NUT-- ---------- ----- - -- ---- ----- 2 2 9J5817 OUTLET SECTION ASSEM. --------- 1

(Includes)

3 9 S4183 PLUG---- -------- -- -- ----- -- 2 302824 SEAL -------- ---- - ------ --- --- 2

4 9S4181 PLUG------ --------- ---- --- --- I 7M8485 SEAL ------------------------ 1

5 9J118 ~ALVE GROUP------· --- .-.. ---- 2 6 9J 715 WALVE GROUP---------------- 1 7 9J110 tJALVE GROUP----- -. -- -- .----- 1 8 9J723 ~ALVE GROUP-- ---------------- 1

(Separate Illustration)

9 9J104 ROo-------- -- ----- - ------------ 2 184204 NUT------------- ---- - -- --------- 4

10 2H4145 SEAL ---------------- ---- -------- 1 11 9J120 HOUS I NG - ------ ---- - ------ ----- 1 12 9J117 VALVE GROUP-------------------- 1

(Separate Illustrationl 13 9J709 PLUG ASSEM. -------------------

(J neludes) 14 302824 SEAl------------ ------ --- ----

15 9Jl272 R I NG---- - -- -- -- -- --- -- --- ---4J5309 SEAL ----- ---- --- -- ---- -- -- ---

155600

9J5825 BANK VALVE GROUP Part of 653619 Control Valve Group shown on Page 113

9J718, 9J723, 9.1710, 9J717 and 9J715 Valve parts are shown on Pages 117, 118 and 119 AN ATTACHMENT

Page 12: Caterpillar D3 Crawler Parts Manual - Tractor … manual this is a manual produced by jensales inc.without the authorization of caterpillar or it’s successors.caterpillar and it’s

166

SPECI FICA TIONS

(SUBJECT TO CHANGE WITHOUT NOTICE)

Weight, shipping (approximate) ........................... 10,100 Ibs.

DIMENSIONS

Length (without Bulldozer) .................................... 9' Height (without Stack). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 6' 4.4" Width (over Final Drive) .............. " .. , ............... 6' 10.5" Gauge (center to center tracks) ................................ 56" Ground Clearance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 11.86" Drawbar Height ....................................... " 13.7"

ATT ACHMENTS

Additional equipment such as Front Pull Hooks, Lighting System, Swinging Draw­bar, Suction Fan, Seat Belt, Operator Protective Cab, Defrosting Fan, Windshield Washer and Wiper, etc., are available at extra cost. Consult your Caterpillar Dealer.

MACHINE SERIAL NUMBER PLATE LOCATION

Serial number plate is located on the right-hand side of the cylinder block, on the right-hand outside of the dash assembly and on top of the bevel gear case under the seat.