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

120G Motor Grader S/n 871138-87V5274

Volume 1 of 3

CT-P-120GMG87V

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SEBP 1 045-0 1

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CONTENTS ALPHABETICAL INDEX OF GROUPS __ 3

CONVERSION EQUIVALENT TABLES INSIDE BACK COVER

ORDERING PARTS _______________ 2

QUICK REFERENCE CHART INSIDE FRONT COVER

USING THE PARTS BOOK __________ 2

PARTS BOOK

120G MOTOR GRADER SERIAL NUMBER 87V1138 TO 87V5274 (VEHICLE) 82V668 TO LAST BUI L T (VEH ICLE) 78P18799 TO LAST INSTALLED

(ENGINE) 2FA1 TO LAST INSTALLED

TRANSMISSION

REVISION PUBLISHED JANUARY 1985

CATERPI LLAR TRACTOR CO. PUBLICATIONS DIV.-SERVICE G.O. PEORIA, I LL. U.S.A.

FORM SEBP1045

QUICK REFERENCE GUIDE TO MAJOR SECTIONS

BASIC ENGINE

LUBRICATION SYSTEM

COOLING SYSTEM

INTAKE & EXHAUST SYSTEM

FUEL SYSTEM & GOVERNOR

STARTING & ELECTRICAL SYSTEM

POWER TRAIN-POWER TRANSMISSION UNIT

BRAKES

CHASSIS

BLADE CONTROLS, HYD & STEERING SYSTEM

IMPLEMENTS

CAB, GAUGES & ACCESSORIES

SERVICE EQUIPMENT & SUPPLIES

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IN D EX

A Name Page

Name Page Basic Lamp-Tail, Stop and Turn ........ 102 Basic Lamp Assembly-Signal Lamp ..... 105

Adapter-Engine to Transmission ........ 136 Basic Wiper-Rear Windshield Wiper ..... 292 Air and Brake Control Arrangement ...... 155 Battery and Holddown ................. 96 Air Cleaner ............................. 61 Battery and Holddown-Heavy Duty ...... 78 Air Compressor ........................ 56C Battery Box. . . . . . . . . . . . . . . . . . . . . . . . . 1 70 Air Compressor Lines ., ................ 56A Battery Box-Heavy Duty ............... 89 Air Conditioner ......................... 306 Battery and Wiring .................... 96 Air Conditioner Arrangement ............ 303 Bearing-Balancer .................... 21 Air Conditioner Lines ................... 304 Bearing-Camshaft .................... 21 Air Conditioner and Mounting .. ',' ....... 305 Bearings-Engine Connecting Rod ....... 24 Air Conditioner Wiring .................. 308 Bevel Gear ......................... 1 48 Air Control Valve-Centershift Blade .............................. 272

Lock Control ......................... 199 Blade Extension ..................... 276 Air Control Valve-Differential Blade Lift ........................... 204

Lock Control ......................... 142 Blade Lift Cylinder ................... 202 Air Control Valve-Service Blade Lift Cylinder and Mounting ........ 203

Brake Control ........................ 167 Blade Shift Lines. . . . . . . . . . . . . . . . . .... 21 0 Air Dryer ............................. 1550 Blade Side Shift Cylinder .............. 206 Air Filter Service Indicator .............. 315 Blade Side Shift Cylinder Air Inflation ............................ 152 and Mounting ...................... 203 Air Lines-Air Tank to Compressor ..... 155A Blade Tip Cylinder ................... 207 Air Lines-Engine ....................... 57 Blade Tip Cylinder and Mounting ........ 208 Air Lines-Parking Brake Control ........ 166 Blade Tip Lines ...................... 209 Air Lines-Service Brake Control ........ 158 Blower Fan .......................... 49 Air Tank ............................. 155A Brace Assembly-Alternator and Air Valve Assembly-Parking Fan Support ........................ 93

Brake Control ........................ 168 Bracket Assemblies-Battery Box ........ 89 Alternator ............................... 90 Bracket Assembly-Control Valve ....... 241 Alternator Assembly ..................... 94 Brake Control-Parking ............... 166 Alternator and Fan Support .............. 93 Breather-Crankcase .................. 42 Arm Assembly-Bade Lift ............... 204 Articulated Hitch ....................... 175 Articulation Cylinder .................... 218 Articulation Cylinder and Mounting ...... 219 Articulation Indicator ................... 318

c Gab Arrangement-Non R.O.P.S ........ 280B Cab Door-Tinted ................. ···· .285 Cab Heater ............................ 320

B Cab Interior Lamp ...................... 296 Cab Panel-Tinted .................... · .283

Back-up Warning .........•.......• 112 Balancer - Engine ................. 25

Cab Windshield-Tinted ................. 288 Cab Wiring-Roll-Over

Protective System .................... 296 Ballstud Assembly - Drawbar ....... 174 Cable Assembly-Battery ................. 98

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Name Page

Camshaft-Engine ............. '" ....... 25 Cap-Hydraulic Tank ................... 222 Cap-Radiator Fill ....................... 50 Cap Assembly-Engine Oil Filler ......... 40 Cap Assembly-Fuel Tank ............... 76 Carrier Assembly-Bevel Gear ........... 149 Cartridge Assembly-Turbocharger ........ 55 Centershift Cyl inder .................... 197 Centershift Cylinder and Mounting ....... 196 Centersh i ft Lock ........................ 196 Centershift Lock Control ................ 198 Chain-Tandem Drive ................... 152 Check Valve-Front Attachment Lines .... 262 Check and Relief Valve-Lift

Cylinder Lines ....................... 264 Circle ................................. 185 Circle Assembly ........................ 188 Circle Drive ............................ 190 Circle Motor Lines ..................... 195 Circuit Breaker-60 Amp.-

50 Amp. Alternator ................... 90A Circuit Breakers-15 and 40

Amp.-Main Wiring .................... 99 Clutch Control-Transmission ........... 137 Coil Assembly-Air Conditioner

Condenser ........................... 303 Combination Valve-Pump Lines ......... 229 Connecting Rod and Piston .............. 24 Control Valve-Articulation .............. 257 Control Valve-Blade, Circle Drive,

Side Shift and Ripper ................ 253 Control Valve-Blade Lift ............... 255 Control Valve-Blade Lift, Wheel Lean,

Centershift and Articulation ........... 248 Control Valve-Blade Lift, Wheel Lean,

Centtershift, Scarifier and Articulation .. 249 Control Valve-Center Shift ............. 256 Control Valve-Circle Drive .............. 254 Control Valve-Circle Drive and

Blade Lift. ........................... 248 Control Valve-Circle Drive, Side

Shift and Blade Lift .................. 249 Control Valve-Circle Drive, Side

Shift, Blade and Wing ................ 250 Control Valve-Scarifier ................. 258 Control Valve-Scarifier and

Bulldozer ............................ 252 Control Valve-Side Shift ......... '" ... 259 Control Valve-Wing Tip and

Wing Slide ........................... 251 Coolant Flow Switch .................. 110C Core Assembly-Engine Oil COOler ...... .47 Core Assembly-Hydraulic Oil COOler .... .47

Name Page

Core Assembly - Transmission Oil Cooler .......................... 46

Cover and Tandem ................. 151 Crankshaft ........................ 22 Crankshaft Bearings ................ 23 Crankshaft Gear - Front ........... 22 Crankshaft Hub .................... 24 Crankshaft Seal .................... 23 Cutting Edges ..................... 278 Cutting Edge - Blade .............. 272 Cutting and Endbit Edge ............ 279 Cylinder - Articulation ............. 218 Cylinder - Blade Lift ............... 202 Cylinder - Blade Side Shift ......... 206 Cylinder - Blade Tip ............... 207 Cylinder - Centershift .............. 197 Cylinder - Scarifier ................ 265 Cylinder - Steering ................ 214 Cylinder - Wheel Lean ............ 221 Cylinder Block ................... " 20 Cylinder Block Assembly ............ 21 Cylinder Block Cover ............... 20 Cylinder Head ..................... 26 Cylinder Head Assembly ............ 27 Cylinder Head Fastener ............. 27

o Defroster Fan - Front .............. 295 Defrosting Fan - Rear .............. 294 Differential ........................ 146 Differential and Bevel Gear ......... 144 Differential Lock Arrangement ....... 138 Differential Lock Control ............ 139 Differential Lock Valve -

Differential Lock Control .......... 142 Dimmer Switch - Lights ............. 108 Direct Electric Starting Arrangement .. 77 Disc Assemblies - Service Brake ..... 165 Disconnect Switch Assembly ......... 102 Dome Lighting ..................... 296 Door - Roll-over Protective Structure .286 Door Assembly - Hood Side Door ... 173 Door Handle - Roll-over Protective

System .......................... 285 Drawbar .......................... 174

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Name Page Name Page

Drain Plug - Differential Housing .... 144 Drain Plug - Oil Pan .............. 34 Drive Shaft Guard .................. 177 Dust Ejector ....................... 58

Fuel Injection Lines .................... 73 Fuel Lines-Sound Suppression ....... 75B Fuel Oil Lines-Fuel Filter to Tank ...... 75 Fuel Priming Pump ..................... 74 Fuel Tank .............................. 76 Fumes Disposal ...•.................... 43 Fuse-2 Amp.-Backup Warning ....... 112 Fuse-10 Amp.-Backup Warning .... 112A

E Fuse-14 Amp.-Air Conditioner ....... 308 Fuse-14 Amp.-Defrosting Fan ....... 295 Electric Horn .......................... 310 Element-Air Cleaner .................. 61 Element-Hydraulic Tank .............. 223

Fuse-14 Amp.-Flood Lighting ....... 104 Fuse-14 Amp.-Windshield Wiper .... 290 Fuses-14 Amp.-Main Wiring ......... 100

Element Assembly-Transmision Filter. ................... 135

G Endbit Overlay ........................ 278 Engine Arrangements .................. 18 Engine Mounting Hardware ............. 35 Engine Oil Cooler. ...................... 47 Engine to Transmission Adapter ....... 136 Exhaust Elbow ......................... 57 Exhaust Extension ..................... 53

Gasket-Exhaust Manifold .............. 52 Gasket-Flywheel Housing to

Engine Block ........................ 34 Gasket-Front Housing to

Cylinder Block ...................... 29 Gasket-Line from Cylinder Block

to Oil Filter . . . . . . . . . . . . . . . . . . . . ..... 39 Exhaust Extension-Sound Suppression 60 Gaske't-Oil Pan ...................... 34 Exhaust Manifold .. _ .................. _ 52 Gasket-Valve Cover .................. 28 Exhaust Manifold Fastener ............. 54 Gasket Kits ......................... 326 Extension-Centershift .............. 202A Gauge-Air Pressure ................. 314

Gauge-Ammeter .................... 314

F Gauge-Engine Oil Level ............... 36 Gauge-Fuel Pressure .............. ; . 314

Fan-Blower. ................. _ ........ 49 Gauge-Heat ....................... 31 4 Fan Drive .............................. 48 Gauge--.,.Oil Pressure . . . . . . . . . ........ 31 4 Fan Drive-Sound Suppression ........ 51A Filter-Engine OiL .................... 36B Filter-Fuel. ........................... 74 Filter-Hydraulic Tank ................ 223 Filter-Transmission .................. 135 Final Drive ............................ 150

Gauge-Transmission Oil Level .......... 42 Gauges ............................ 314 Gear Pump-Engine ................... 38 Gear Pump-Transmission

Arrangement ....................... 1 35 Glow Plug .......................... 113 Governor-Air Compressor ............ 56C

Flasher-Signal Lighting .............. 107 Governor Control ..................... 62 Floodlamp Assembly. _ ................ 105 Governor Cover ...................... 72 Floormat-Cab ....................... 280 Governor and Fuel Injection Pump ........ 64 Flywheel-Engine ...................... 33 Flywheel Housing ...................... 34 Frame and Case ....................... 181 Front Attachment Lines ..... _ ......... 261 Front Axle ............................ 178

Governor and Fuel Injection Pump-Field Installation ..................... 65

Grease Gun ........................ 324 Guard-Bottom ..................... 1 70B Guard-Drive Shaft. .................. 177 Guard-Front PLatform ................ 176

Front Frame .......................... 180 Guard-Rear Platform ................. 1 76 Front Housing-Engine ............... 28B Front Housing Fastener ................ 30 Front Floodlamp Lighting .............. 104 H Front Platform Guard ............... _ .. 176 Hand Tools ............................ 325 Front Timing Gear-Engine ............. 31 Handle-Governor Control ................ 63 Fuel Filter ............................. 74 Hardware-Air Compressor Mtg .......... 56B Fuel Heater Changeover ..... _ ......... 74A Harness Assembly-Back-up Warning .... 112

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Name Page L Harness Assembly- Battery and Wiring ........................... 103 Name Page

Harness Assembly-Cab Wiring ....... 297 Lamp Assembly-Dash ................. 99

Harness Assembly-Hydraulic Leaning Wheel Cylinder & Mounting .... 219

Controls ............................. 263 Lever-Transmission Control .......... 125

Harness Assembly-Signal Lighting ... 106 Head Lamp Assembly ................. 111

Lever-Unloading Valve ............... 253 Lever Control-Power Blade ........... 238

Heavy Duty Battery Box. . . . . . . . . . . . . . .. 78 Lever Control-Scarifier ............... 238

Hood ................................. 171 Lift Cylinder Lines ..................... 201

Hood Side Door ....................... 172 Lifter-Cylinder Head Valves ............ 28

Hose-Cab Heater .................... 320 Lifting Eye-Engine .................... 29

Hose-Fumes Disposal Line ........... 43 Lighting-Cab ....................... 106A

Hose-Differential Lock Control ....... 139 Lighting-Roll-Over

Hoses-Air Dryer to Air Compressor Protective System .................... 109

&AirTank .......................... 155D Lighting-Sound Suppression ........ 110D

Housing and Regulator-Engine Lighting-Warning .................. 110A

Cooling System ....................... 48 Liners-Sound Suppression ........... 302

Hydraulic Articulation Lines ........... 217 Lines-Air Compressor ............... 56A

Hydraulic Centershift Lines ............ 200 Lines-Blade Shift .................... 210 Hydraulic Control Arrangements ....... 260 Lines-BladeTip ...................... 209

Hydraulic Leaning Wheel Lines ......... 220 Lines-Front Attachments ............. 261

Hydraulic Oil Cooler .................... 47 Lines-Hydraulic Centershift .......... 200 Hydraulic Scarifier .................... 268 Lines-Hydraulic Leaning Wheel ....... 220

Hydraulic Tank ........................ 222 Lines-Lift Cylinder ................... 201 Lines-Scarifier Hydraulic ....... 238 & 266 Linkage-Clutch Control .............. 137 Linkage-Governor Control ............. 62 Linkage-Transmission Control. ....... 124 Linkage and Valve-Controls .......... 240

I

Indicator-Fuel Pressure ................ 314 M Indicator-Heat ......................... 314 Indicator-Low Air Warning ............. 155 Mechanical Rail Blade Arrangement .. 270 Insert-Cylinder Head Exhaust and Motor - Circle Drive .... : ........... 194

Intake ................................ 27 Mounting - Air Conditioner Compressor ..................... 309

Mounting - Hydraulic Tank ......... 222 Mounting - Slipper and Gear Piston

J Pump ........................... 234

Mounting and Condenser-Air ConditiorTer .................. 303

Jacket Water Heater ............... 52 Muffler ........................... 59

K

Kits-Air Compressor Repair ............ 56C Kits-Ai r Dryer Repai r ................. 1550 N Knob-Lamp Control .................... 99 Knob-Parking Brake Control ............ 166 Knob-Transmission Control ............ 124 Name Plate and Transfers ............... 327

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o Name Page Power Blade, Scarifier Linkage

Name Page and Valve ............................ 239

Oil Cooler-Engine ...................... 47 Oil Cooler-Hydraulic .................... 47 Oil Cooler-Transmission ................ 46 Oil Drain Extension-Engine ............. 37 Oil Filler-Engine ....................... 40 Oil Filler-Transmission .................. 42 Oil Filter-Engine ...................... 36B Oi I Level Gauge ......................... 36 Oil Level Gauge Protection ............... 36 Oil Lines ............................... 39 Oil Lines-Turbocharger .................. 56 Oil Pan-Engine ......................... 34 Oil Pan Fastener ........................ 35 Oil Pump-Engine ....................... 37 Operator Console ....................... 300 Orifice-Engine Piston Oil Spray ......... 39

Power Blade and Tip Arrangements .... 271A Power Blade, Tip Linkage and Valve ..... 243 Power Blade, Tip and Scarifier Linkage

and Valve ............................ 242 Power Trai n Arrangement ............... 114 Precleaner Assembly-Air Cleaner ........ 61 Precombustion Chamber-Engine

Cylinder Head ......................... 26 Prescreener Assembly-Air Cleaner ....... 61 Pressure Reducing Valve-

Slipper Pump ........................ 237 Protection Cover-Fuel Tank Cap ......... 75 Protection Cover-Hydraulic

Tank Cap ............................ 224 Protection Cover-Transmission

Gauge ................................ 41 Protection Cover-Transmission

Oil Fi lIer ............................. 41 Pulley-19 Ampere Alternator Drive ....... 32

p Pulley-50 Ampere Alternator Drive ....... 92 Pulley-Crankshaft Drive ................. 32

Padlock-Engine Oil Level Protection ..... 36 Padlock-Fuel Tank Protection Cover ..... 75 Padlock-Hydraulic Tank Cap

Protection Cover ..................... 224 Padlock-Radiator Protective Cover ....... 49 Padlock-Transmission Gauge

Protective Cover ....................... 41 Padlock-Transmission Oil Filler

Protection Cover ...................... 41 Padlock-Vandalism Guard .............. 319

Pulley-Fan Drive ....................... 32 Pump-Gear-Transmission

Arrangement ......................... 136 Pu mp-SI i pper -Cool i ng ................ 232 Pump-Steering Control ................. 216 Pump Control Head-Slipper Pump ...... 236 Pump Drive ............................ 225 Pump Lines ............................ 226 Pump and Mounting-Slipper and

Gear Piston Pump .................... 234

Parking Brake Control .................. 166 Pedal-Clutch Control .................. 137 Pedal-Service Brake Control ............ 156 Pedal Assembly-Differential Lock

Control .............................. 139 Radiator ................................ 50 Pilot Operated Check Valve- Radiator Drain Valve ..................... 50

Centershift Lines ..................... 199 Radiator Guard and Support .............. 51 Pilot Operated Check Valve- Radiator Protective Cover ................ 49

Circle Motor Lines ................... 194 Rear Bumper ........................... 175 Pi lot Valve-Transmission Hydraul ic Rear Floodlamp Lighting ................ 104

Control .............................. 129 Rear Platform Guard .................... 176 Planetary Transmission ................. 120 Rear View Mirror-Inside ................ 299 Plates-Engine Lifting .................. 29B Rear View Mirror-Outside .............. 298 Plunger-Engine Oil Level ................ 36 Rear Windshield Wiper .................. 292 Plunger-Transmission Oil Level ......... .42 Rebuild Kit-Air Control Valve-Plunger Assembly-Tandem Housing ..... 151 Service Brake Control ................. 167 Power Blade Arrangements .............. 271 Rebui Id Kit-Alternator .................. 91 Power Blade Linkage and Valve ......... 238 Rebuild Kit-Circle Drive Motor ......... 194

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Nome Page

Rebuild Kit - Parking Brake Control .. 166 Rebuild Kit - Service Brake Control .. 157 Rebuild Kit - Slipper and Gear Piston 235 Rebuild Kit - Water Pump .......... 45 Refrigerant Compressor ............. 309 Regulator - Engine Cooling System .. 48 Relay - Alternator ................. 90 Release Valve Assembly -

Parking Brake Control ............ 168 Relief Control Valve-

Transmission Hydraulic Control .... 126 Relief Valve - Pump Lines .......... 231 Relief Valve - Pump Lines - Direct

Operated ....................... 229 Relief Valve - Steering Lines ........ 211 Ring - Engine Piston ............... 24 Ring Gear - Flywheel .............. 33 Rocker Arm - Cylinder Head Valves . 28 Roll-over Protective Structure -

Enclosed ........................ 282 Roll-over Protective Structure - Open 281 Roll-over Protective System

Arrangement .................... 280 Rotating Warning Light-

Roll-over Protective System ........ 109 Rotochamber - Parking Brake ....... 166

s Safety Valve-Air Tank ............... 155A Scarifier .............................. 268 Scarifier Cylinder. ..................... 265 Scarifier Cylinder and Mounting ........ 264 Scarifier Hydraulic Lines ............... 266 Scarifier Linkage and Valve ............ 238 Seal-Final Drive ...................... 150 Seal-Flywheel Housing to Transmission Case ................... 136

Seal-Fuel Injection Pump Housing Mounting .................... 73

Seal-Service Brake to Tandem Drive Housing ........................ 165

Seals-Transmission Filter Housing ... 134 Seat ................................. ·.311 Seat Belt Assembly .................... 311 Seat Suspension ...................... 312

Nome Page

Selector and Pressure Control Valve-Transmission Hydraulic Contol ........ 130

Service Brake .......................... 165 Service Brake Control ................... 156 Servo Valve-Slipper Pump ...... '" ..... 237 Shaft and Link Assembly-Rear

Windshield Wiper ..................... 292 Shaft and Pivot Assembly-

Wi ndsh iel d Wi per ..................... 289 Shims-Engine to Frame Mounting ....... 35 Shock Absorber-Seat .................. 313 Signal Lighting ......................... 106 Slipper and Gear Piston Pump-

Cooling and Implement ............... 235 Slipper Pump-Cooling ................. 232 Solenoid Assembly-Electric

Starting Motor ........................ 88 Solenoid Switch Assembly-Electric

Starting Motor ........................ 88 Sound Suppression .................... 17OC Specifications .......................... 328 SprOCket-Final Drive ................... 150 Sprocket-Service Brake-

Tandem Drive ........................ 165 Starting Motor-Electric .................. 77 Steering Control ........................ 215 Steering Cylinder ....................... 214 Steering Cylinder and Mounting ......... 215 Steeri ng Li nes ......................... 212 Steeri ng Wheel ......................... 215 Step-Mounted to Platform ............. 169 Step-Tandem Housing ................. 151 Stop Lamp ............................. 102 Strainer Assembly-Fuel Tank Filler ...... 76 Strainer Assembly-Hydraulic Tank ...... 222 Suction Bell-Engine Oil Line ............ 39 Support-Engine-Front .................. 33 Support Assembly-Radiator ............. 51 Switch-Battery Disconnect ............. 102 Switch-Electric Horn ................... 310 Switch-Front Floodlamp ............... 104 Switch-Heat and Stan .................. 99 Switch-Heater .. , ...................... 321 Switch-Low Coolant Flow ............ 11OC Switch-Oil Pressure-Engine ............ 96 Switch-Rear Floodlamp ................ 104 Switch-Stop Light ..................... 100 Switch-Temperature ..................... 96 Switch-Turn Signal .................... 107 Swivel-Blade Tip Lines ................ 208 Swivel Joint-Blade Shift Lines ......... 211

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T

Nome Page

Tachograph Drive ..................... 316 Tail Lamp ............................. 102 Thermostat-Engine Cooling System .... 48 Tinted Glass-Cab Panel .............. 283 Tool Box ...... , ....................... 169 Tools- Hand ......................... 325 Torque Chart ........................ 327 A Torque Control-Governor .............. 72 Transfer Gears-Transmission ......... 116 Transmission Arrangement ............ 115 Transmission Case Assembly .......... 119 Transmission Control ................. 124 Transmission Covers-Sound

Suppression ....................... 132B Transmission Filter. ................... 135 Transmission Hydrau lic Control ........ 123 Transmission Lines ................... 134 Transmission Oil Cooler ................ 46 Transmission Oil Cooler Lines .......... 46 Transmission Oil Filler. ................. 42 Treadle Assembly-Governor Control ... 63 Trunnion-Engine ...................... 31 Tube-Fuel Filter to Fuel

Injection Pump Housing ............... 73 Tube-Lube to Fan Bearing ............. 93 Tubes-Air Compressor Inlet & Outlet .. 56A Tubes-Radiator Inlet & Outlet .......... 44 Turbocharger .......................... 54 Turbocharger Oil Lines ................. 56 Turn Lamp ............................ 102

u Universal Joint - Pump Drive ........ 224 Unloading Valve - Pump Lines ...... 230

v Valve - Air Control - Centershift

Lock Control ..................... 199 Valve - Air Control -

Differential Lock ................. 142 Valve - Air Control - Service

Brake Control .................... '67

Nome Page

Valve - Combination - Pump Lines .. 229 Valve - Differential Lock Control .... 143 Valve - Heater Control ............ 321 Valve - Pressure Reducing Slipper

Pump ........................... 237 Valve - Relief - Pump Lines ........ 231 Valve - Relief - Pump Lines -

Direct Operated ................. 229 Valve - Servo - Slipper Pump ...... 237 Valve - Unloading - Pump Lines .... 230 Valve Assembly - Relief Control

Va Ive - Transmission Control ..... 129 Valve Assembly - Service

Brake Control .................... 167 Valve Mechanism .................. 28 Valve Mechanism Cover ............. 28 Valve' Stem Assembly - Wheel ...... 153 Valves - Engine Cylinder Head ...... 26 Vandalism Guard .................. 319 Vee Belt - Air Conditioner

Compressor ..................... 309 Vee Belt Set - Fan Drive ........... 32 Vee Scarifier Arrangement .......... 270

w

Water Heater-Engine Cooling System ...................... 52

Water Lines-Engine .................. 43 Water Lines-Radiator to Regulator

Housing ............................ 44 Water Lines-Radiator to

Water Pump ........................ 44 Water Pump ......................... 45 Water Separator ............... 75A-1, 75C Weather Insulation .................. 302C Wheel ....... " .................... 153 Wheel Lean Cylinder ................. 221 Windshield Washer-Roll-Over

Protective System .................. 293 Windshield Washer Assembly ........... 294 Windshield Wiper .................... 289 Wire Assembly-Heat and Start .......... 96 Wiring-Hydraulic Control. ............. 262

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INDEX ALPHABETIQUE

Moteur de base (Page 18)

Designation Page

Arbre a carnes. . . . . . . . . . 25 Bielles et pistons. . . . . . . . 24 Bloc-cylindres. . . . . . . . . 20 Bloc-cylindres (couvercles) 20 Bride de levage . . . . . . . . 29 Carter avant. . . . . . . . . . 29 Carter avant (boulonnerie) 30 Carter avant (couvercle) . . . 30 Carter de volant . . . . . . . . . 34 Carter inferieur. . . . . . . . . . 34 Carter inferieur (boulonnerie) 35 Coussi nets de vi lebrequ in 23 Culasse . . . . . . . . . . . . 26 Culasse (boulonnerie) . 27 Engrenage de

distribution (avant) 31 Ensemble moteur de base. . 18 Equilibreur dynamique. . . . 25 Jauge de niveau d'huile. . 36 Jauge de niveau d'huile

(protecteur) . . . . . 36 Joint de vi lebrequin. . . 23 Moyeu de vilebrequin. 24 Pieces de fixation

du moteur . . . . . . . . . . 35 Poulie . . . . . . . . . . . . . . . 32 Soupapes (couvercle) . . . . . 28 Soupapes et train de commande.. 28 Support. . . • . . . . . . . . . . . . .. 33 Tourillon. . . . . . . . . . . . . . . .. 31 Tuyauterie de vidange d'huile . .. 37 Vilebrequin . . . . . . . . . . . . . .. 22 Volant. . . . . . . . . . . . . . . . . .. 33

Circuit de graissage (Page 36)

Canalisations de graissage . . . . .. 39 Chapeau de securite

(bouchon de tubulure de remplissage d'huile moteur). .. 40

Chapeau de securite (tubulure de remplissage d'huile de transmission) . . . .. 41

Designation

Couvercle de protection (jauge de niveau d'huile de transmission)

F iltre a huile . Pompe a huile ........ . Reniflard ........... . Tubulure de remplissage d'huile . Tubulure de remplissage

d'huile de transmission. Tuyauterie d 'aspiration de

vapeurs d'huile ..... .

Page

. 41

.36B 37 42 40

42

43

Circuit de refroidissement (Page 43)

Carter et regulateur . . . 48 Couvercle de protection

(radiateur) . . . . . . . 49 Entralnement de ventilateur . 48 Pompe a eau. . . . . . . . . . . . 45 Protege-radiateur et support . .. 51 R ad iateur. . . . . . . . . . . .... " 50 Rechauffeur d'eau de cylindres .. 52 Refroidisseur d'huile

de transmission. . . . . . . . . .. 46 Refroidisseur d'huile hydraulique. 47 Refroidisseur d'huile moteur . 47 Tuyauterie d'eau. . . . . . . . 43 Tuyauterie de refroidisseur

d'huile de transmission. . 46 Ventilateur soufflant . . . . . . 49

Admission et echappement (Page 52)

Canalisations d'air ..... . Canalisations de graissage

(turbocompresseur) ..... Collecteur d'echappement. .. Collecteur d'echappement

(boulonnerie) ..... Compresseur d'air ....•.... Compresseur d'air

(canalisations) ......•... Ejecteur automatique

de poussiere .. Filtre a air ........ .

57

56 52

54 .56B

.. 56A

58 61

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