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Copyright 

©

 2007 CNH France S.A.

Printed in France

CNH

Lep SM460TOC-0EN

September 2007

CX460 TIER 3 CRAWLER EXCAVATOR 

SERVICE MANUAL

TABLE OF CONTENTS

DIVISION/SECTION

SECTION N°

REFERENCE N°

1

GENERAL INFORMATION
Safety, general information and standard torque data ..................................... 1001

7-27691EN

General specifications and special torque setting ........................................... 1002

SC4601002-0EN

2

ENGINE
Radiator and oil-cooler .................................................................................... 2001

SM4602001-0EN

Engine specifications ..............................................................................................*
Disassembly and assembly of the engine ..............................................................*

3

FUEL SYSTEM
Fuel tank .......................................................................................................... 3001

SM4603001-0EN

Fuel engine system ................................................................................................*

4

ELECTRICAL SYSTEM
Electrical system, electrical and electronic troubleshooting ............................ 4001

SC4604001-0EN

Main and engine electronic control boxes ....................................................... 4003

SM4604003-0EN

5

UNDERCARRIAGE
Removal and installation of tracks ................................................................... 5001

SM160B5001-0EN

Rollers ............................................................................................................ 5003

SM4605003-0EN

Sprocket........................................................................................................... 5004

SM160B5004-0EN

Idler wheel and tension shock absorber .......................................................... 5005

SM4605005-0EN

6

DRIVE TRAIN
Drive motor and final drive transmission removal and installation ................... 6001

SM4606001-0EN

Swing reduction gear, removal and installation ............................................... 6003

SM4606003-0EN

Swing reduction gear, disassembly and assembly .......................................... 6004

SM4606004-0EN

Travel reduction gear disassembly and assembly  .......................................... 6005

SM4606005-0EN

7

UNDERCARRIAGE HYDRAULICS

8

UPPERSTRUCTURE HYDRAULICS
Depressurising and decontaminating the hydraulic system, use of the

 

vacuum pump and bleeding the components.............................................. 8000

SM4608000-0EN

Specifications, troubleshooting, checks and hydraulic pressure settings ........ 8001

SC4608001-0EN

Hydraulic reservoir removal and installation  ................................................... 8002

SM4608002-0EN

Main and hydraulic pilot  pumps, removal and installation .............................. 8003

SM4608003-0EN

Main hydraulic control valve, removal and installation  .................................... 8004

SM4608004-0EN

Attachment cylinders, removal and installation ............................................... 8005

SM4608005-0EN

Hydraulic swivel, removal and installation  ...................................................... 8006

SM4608006-0EN

Pilot blocs, removal and installation................................................................. 8007

SM4608007-0EN

Swing motor, removal and installation ............................................................. 8008

SM4608008-0EN

Main hydraulic pump, disassembly and assembly ........................................... 8010

SM4608010-0EN

Main hydraulic control valve, disassembly and assembly................................ 8011

SM4608011-0EN

Attachment cylinders, disassembly and assembly .......................................... 8012

SM4608012-0EN

Hand control levers, disassembly and assembly ............................................. 8013

SM4608013-0EN

Foot control levers, disassembly and assembly............................................... 8014

SM4608014-0EN

Six-solenoid valves, disassembly and assembly ............................................. 8015

SM4608015-0EN

Caution valve, disassembly and assembly ...................................................... 8016

SM4608016-0EN

Safety valves.................................................................................................... 8017

SM4608017-0EN

Hydraulic swivel, disassembly and assembly .................................................. 8018

SM4608018-0EN

Swing motor, disassembly and assembly ........................................................ 8019

SM4608019-0EN

Hydraulic functions .......................................................................................... 8020

SC4608020-0EN

Travel hydraulic motor, disassembly and assembly ......................................... 8021

SM4608021-0EN

Fan motor, removal and installation ................................................................. 8022

SM4608022-0EN

Fan motor, disassembly and assembly............................................................ 8023

SM4608023-0EN

Fan pump, removal, disassembly, assembly and installation........................... 8024

SM4608024-0EN

Hydraulic component functions........................................................................ 8030

SC4608030-0EN

Copyright ©

Summary of Contents for CX460

Page 1: ...onents 8000 SM4608000 0EN Specifications troubleshooting checks and hydraulic pressure settings 8001 SC4608001 0EN Hydraulic reservoir removal and installation 8002 SM4608002 0EN Main and hydraulic pi...

Page 2: ...sembly 9007 SM4609007 0EN Large size hydraulic schematics Pocket 87574463A Large size electrical schematics Pocket 87574470A Consult the Engine Service Manual NOTE CNH Company reserves the right to ma...

Page 3: ...CNH Copyright 2006 CNH France S A Printed in France February 2006 Lep 7 27691EN 1001 SAFETY GENERAL INFORMATION AND TORQUE SPECIFICATIONS Section 1001 Copyright...

Page 4: ...ORMATION 3 SAFETY 4 STANDARD TORQUE DATA FOR CAP SCREWS AND NUTS 6 WARNING This symbol is used in this manual to indicate important safety messages Whenever you see this symbol carefully read the mess...

Page 5: ...ore information Please click here Then get the complete manual NOTE If there is no response to click on the link above please download the PDF document first and then click on it Have any questions pl...

Page 6: ...dry DO NOT DRY BEARINGS WITH COMPRESSED AIR Needle bearings Before you press needle bearings in a bore always remove any metal protrusions in the bore or edge of the bore Before you press bearings int...

Page 7: ...Manual safety messages Read all safety signs on machine Clear the area of other persons Learn and practice safe use of controls before operating It is your responsibility to understand and follow man...

Page 8: ...wear eye protection that completely encloses the eyes approved goggles or other approved eye protectors WARNING Use suitable floor service jacks or chain hoist to raise wheels or tracks off the floor...

Page 9: ...thread portion of the cap screw and then tighten Torque table Tighten cap screws and nuts according to the table below if there are no other special instructions Cap Screw Name Size Size M6 M8 M10 M1...

Page 10: ...CNH Copyright 2007 CNH France S A Printed in France March 2007 Lep SC4601002 0EN 1002 SPECIFICATIONS AND SPECIAL TORQUE SETTINGS Section 1002 Copyright...

Page 11: ...ce 11 Complete machine dimensions 11 Main body dimensions 11 Engine 12 Cooling system 12 Capacity of coolant and lubricants 12 Hydraulic oil filter 12 Fuel filter 12 Operating devices 13 Hydraulic sys...

Page 12: ...Frame 28 3 Boom cylinder head Boom 28 4 Arm cylinder foot Boom 29 5 Boom Arm 29 6 Arm cylinder head Arm 29 7 Bucket cylinder foot Arm 30 8 Connecting rod Arm 30 9 Compensator Bucket 30 10 Connecting...

Page 13: ...Lep SC4601002 0EN Issued 03 07 1002 4 Copyright...

Page 14: ...o your Case dealer Fill in the following lines with the required information Type serial number year of manufacture of the machine and the serial numbers of the hydraulic and mechanical components Mac...

Page 15: ...w colored fluid is miscible with standard fluid If used to change standard fluid it is advised to drain the circuit completely before refilling with this fluid CASE AKCELA HYDRAULIC EXCAVATOR FLUID BI...

Page 16: ...er lubrication of your engine for all operating conditions If the CASE AKCELA Multigrade No 1 ENGINE OIL cannot be obtained use the oil corresponding to one of the following categories ACEA E7 API CI...

Page 17: ...e is stipulated in your country check the standard for details Requirements for diesel fuel Although conditions required for the diesel fuel are illustrated above there are other requirements exerting...

Page 18: ...these items 1 Selection of engine oil Use API grade CF 4 or JASO grade DH 1 2 Exchange the engine oil and engine oil filter element by the periodical interval reported on the Operator s Manual 3 Inspe...

Page 19: ...IMPORTANT Do not mix products of a different origin or brand The same product must be used when topping up the system Environment Before carrying out any maintenance operation on this machine and befo...

Page 20: ...s Upper side swing body width 3040 mm 120 in Cab width 1000 mm 39 37 in Main body height 3270 mm 128 73 in Tail swing radius 3620 mm 142 51 in Distance of rear swing body 3600 mm 171 73 in Ground clea...

Page 21: ...ter reduction type 24 V 5 5 kW Alternator AC type 24 V 50 A Battery 2 x 12V 128 Ah 5 Hr Cooling system Fan drive system Hydraulic drive Fan type 1016 mm 39 99 in 6 blades air intake Radiator Fin type...

Page 22: ...speed selection status Low Speed High Speed Work mode selection status H S L A Auto idle selection status ON OFF Instruments full dot liquid crystal except for hour meter Fuel gauge bar graph indicato...

Page 23: ...ction integrated 1 Operation method hydraulic pilot method travel swing and operating machine Maximum flow 360 L min 95 10 gpm Main relief set pressure standard 31 4 MPa 4554 psi at 340 L min 89 81 gp...

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