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CRAWLER EXCAVATOR CX75SR/CX80 TIER 3 FACTORY
SERVICE REPAIR WORKSHOP MANUAL
CX 75SR CX 80
TABLE OF CONTENTS
1 GENERAL INFORMATION
Safety, general information and standard torque data………………………………. 1001 7-27691EN
General specifications and special torque setting ……………………………………. 1002 SC75SRCX80-1002-2EN
2 ENGINE
Removal and installation of the engine…………………………………………………… 2000 SM75SR2000-0EN
Engine specifications………………………………………………………………………………….*
Disassembly and assembly of the engine ……………………………………………………..*
3 FUEL SYSTEM
Removal and installation of the fuel tank………………………………………………… 3001 SM75SR3001-0EN
Fuel engine system ……………………………………………………………………………………*
4 ELECTRICAL SYSTEM
Electrical and engine functions and service support ………………………………… 4001 SC75SRCX80-4001-0EN
Electrical equipment and electrical circuit diagrams…………………………………. 4020 SC75SRCX80-4020-0EN
5 UNDERCARRIAGE
Removal and installation of tracks …………………………………………………………. 5001 SM75SR5001-0EN
Rollers ………………………………………………………………………………………………. 5003 SM75SR5003-0EN
Take-up roller……………………………………………………………………………………… 5005 SM75SR5005-0EN
6 DRIVE TRAIN
Removal and installation of the drive motor and
final drive transmission…………………………………………………………………….. 6001 SM75SR6001-0EN
Disassembly and assembly of the drive motor and
final drive transmission…………………………………………………………………….. 6002 SM75SR6002-0EN
Removal and installation of the swing motor and
swing reduction gear ……………………………………………………………………….. 6003 SM75SR6003-0EN
Disassembly and assembly of the swing reduction gear …………………………… 6004 See 8019
7 UNDERCARRIAGE HYDRAULICS
8 UPPERSTRUCTURE HYDRAULICS
Specifications, troubleshooting, checks and
hydraulic pressure settings………………………………………………………………..8001 SC75SRCX80-8001-1EN
Removal and installation of the hydraulic reservoir …………………………………..8002 SM75SR8002-0EN
Removal and installation of the main hydraulic pump………………………………..8003 SM75SR8003-0EN
Removal and installation of the main hydraulic control valve – CX75SR ………8004 SM75SR8004-0EN
Removal and installation of the main hydraulic control valve – CX80 …………..8004 SM80-8004-0EN
Removal and installation of the attachment cylinders………………………………..8005 SM75SR8005-0EN
Removal and installation of the hydraulic swivel ……………………………………….8006 SM75SR8006-0EN
Removal and installation of the pilot blocs……………………………………………….8007 SM75SR8007-0EN
Disassembly and assembly of the main hydraulic pump ……………………………8010 SM75SR8010-0EN
Disassembly and assembly of the main hydraulic control valve – CX75SR …..8011 SM75SR8011-0EN
Disassembly and assembly of the main hydraulic control valve – CX80 ……….8011 SM80-8011-0EN
Disassembly and assembly of the attachment cylinders ……………………………8012 SM75SR8012-0EN
Disassembly and assembly of the hand control levers ………………………………8013 SM75SR8013-0EN
Disassembly and assembly of the foot control levers ………………………………..8014 SM75SR8014-0EN
Disassembly and assembly of the solenoid valve block …………………………….8015 SM75SR8015-0EN
Disassembly and assembly of the cushion valve………………………………………8016 SM75SR8016-0EN
Disassembly and assembly of the hydraulic swivel …………………………………..8018 SM75SR8018-0EN
Disassembly and assembly of the swing motor ………………………………………..8019 SM75SR8019-0EN
Hydraulic functions ………………………………………………………………………………8020 SC75SRCX80-8020-0EN
Hydraulic component functions………………………………………………………………8030 SC75SRCX80-8030-0EN
9 UPPERSTRUCTURE
Air conditioning unit ……………………………………………………………………………..9007 SM75SR9007-0EN
Large size hydraulic schematics – CX75SR………………………………………….. Pocket 87725706A
Large size electrical schematics – CX75SR………………………………………….. Pocket 87732675A
Large size hydraulic schematics – CX80………………………………………………. Pocket KAJ11600-E00
Large size electrical schematics – CX80………………………………………………. Pocket KAJ11060-E00
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