Caterpillar 304C CR 305C CR Mini Excavator Workshop Repair Service Manual PDF ENW FPK STB GYZ HWJ - MCAT304C305C.zip

Full service and repair guide featuring Electrical Wiring Diagrams for the Caterpillar Mini Excavator models 304C CR and 305C CR, packed with every technical detail needed to service, troubleshoot, fix, and rebuild these machines the way expert technicians do.

The workshop service and repair manual for the Caterpillar 304C CR and 305C CR Mini Hydraulic Excavators contains:

* Numbered table of contents easy to use so that you can find the information you need fast.

* Detailed sub-steps expand on repair procedure information

* Numbered instructions guide you through every repair procedure step by step.

* Troubleshooting and electrical service procedures are combined with detailed wiring diagrams for ease of use.

* Notes, cautions and warnings throughout each chapter pinpoint critical information.

* Bold figure number help you quickly match illustrations with instructions.

* Detailed illustrations, drawings and photos guide you through every procedure.

* Enlarged inset helps you identify and examine parts in detail.

PRODUCT DETAILS:

Total Pages: 847 pages

File Format: PDF (Internal Links, Bookmarked, Table of Contents, Searchable, Printable, high quality)

Language: English

Model Prefix

304C CR MINI HYD EXCAVATOR ENW

304C CR MINI HYD EXCAVATOR FPK

304C CR MINI HYD EXCAVATOR STB

305C CR MINI HYD EXCAVATOR GYZ

305C CR MINI HYD EXCAVATOR HWJ

MAIN SECTIONS

RENR9633 - Specifications (304C CR and 305C CR Mini Hydraulic Excavators Machine System)...2

Blade Lift Cylinder...3

Boom Cylinder - Swing...4

Boom Cylinder...5

Boom...6

Bucket Cylinder...7

Bucket Linkage - Bearing and Link Assembly...9

Bucket Linkage...10

Bucket Mounting...13

Cab...14

Governor Control...15

Joystick Control...18

Pilot Valve (Travel)...20

Recoil Spring...22

Sprocket...24

Stick - Long...25

Stick Cylinder...26

Stick...27

Swing Drive...28

Swing Gear and Bearing...30

Track...32

Travel Motor...33

RENR9634 - Systems Operation (304C CR and 305C CR Mini Hydraulic Excavators Hydraulic System) ...35

Accumulator (Pilot)...36

Blade Hydraulic System...39

Boom Hydraulic System...41

Bucket Hydraulic System...45

Cylinders (Boom, Stick and Bucket)...47

Final Drive...50

General Information...54

Implements and Swing Controls Alternate Patterns...55

Main Control Valve...61

Main Hydraulic Pump...66

Main Hydraulic System...69

Pilot Hydraulic System...73

Pump Control (Main Hydraulic)...76

Relief Valve (Line)...87

Relief Valve (Main)...89

Relief Valve (Pilot)...91

Return Hydraulic System...92

Stick Hydraulic System...101

Swing Boom Hydraulic System...103

Swing Hydraulic System...108

Swing Motor...112

Travel Hydraulic System...122

Travel Motor...128

Travel Parking Brake...134

RENR9635 - Testing and Adjusting (304C CR and 305C CR Mini Hydraulic Excavators Hydraulic System)...139

Accumulator (Pilot) - Test and Charge...140

Cylinder Drift - Check...152

Cylinder Speed - Check...157

Engine Performance - Test - Engine Speed...163

General Testing and Adjusting Information...164

Hydraulic System Pressure - Release...166

Machine Drift on a Slope - Check...167

Main Hydraulic Pump Air - Purge...170

Main Pump (Flow) - Test...173

Operational Checks...206

Relief Valve (Line) - Test and Adjust...207

Relief Valve (Main) - Test and Adjust...224

Relief Valve (Pilot) - Test and Adjust...228

Relief Valve (Swing) - Test and Adjust...232

Specifications...239

Swing Speed and Overswing on Level Ground - Check...242

Swing Speed and Swing Drift on a Slope - Check...245

Travel on Level Ground - Test - Optional Test...249

Travel on Level Ground - Test...251

Visual Inspection...254

RENR9636 - Schematic (304C CR and 305C CR Mini Excavator Hydraulic System)...255

Collage...256

Main...274

Features...274

Cover Page...275

Information...0

Component Location...0

Page 1 of 2...276

Page 2 of 2...277

Tap Location...278

Fluid Power Symbols...279

Electrical Symbols...280

Schematic...281

Machine Views...0

Machine Component Locations...282

Tap Locations...283

RENR9637 - Disassembly and Assembly (304C and 305C Mini Hydraulic Excavators Engine Supplement)...284

Alternator - Remove and Install...285

Battery - Remove and Install...289

Electric Starting Motor - Remove and Install...292

Engine - Install...296

Engine - Remove...308

Engine Oil Cooler - Remove and Install...319

Engine Oil Filter and Oil Filter Base - Remove and Install...321

Fan - Remove and Install...323

Fuel Filter and Water Separator Base - Remove and Install...326

Fuel Shutoff Solenoid - Remove and Install...328

Fuel Transfer and Priming Pump - Remove and Install...332

Hood - Remove and Install...336

Hydraulic Oil Cooler - Remove and Install...338

Hydraulic System Pressure - Release...346

Muffler - Remove and Install...351

Radiator - Remove and Install...355

Refrigerant Compressor - Remove and Install...365

Refrigerant Condenser - Remove and Install...368

Refrigerant Receiver-Dryer - Remove and Install...372

Turbocharger - Remove and Install...374

Water Pump - Remove and Install...377

Water Temperature Regulator - Remove and Install...379

RENR9638 - Schematic (304CCR Mini Hydraulic Excavator Electrical System)...381

Collage...382

Main...397

Features...397

Cover Page...398

Information...0

Component Location...399

Connector Location...400

Specification and Related Manuals...401

Standard Electrical...402

Schematic...403

Machine Views...0

Machine Harness Connector and Component Locations...404

Console Component and Connector Locations...405

RENR9647 - Disassembly and Assembly (304C and 305C Mini Hydraulic Excavators Machine Systems)...406

Accumulator (Hydraulic Pilot) - Remove and Install...409

Blade - Remove and Install...412

Blade Cylinder - Remove and Install...418

Blower Motor (Air Conditioner, Heater) - Remove and Install...424

Boom - Install...430

Boom - Remove...434

Boom Cylinder - Remove and Install...439

Bucket - Remove and Install...446

Bucket Cylinder - Remove and Install...448

Bucket Linkage - Remove and Install...452

Cab - Install...457

Cab - Remove...462

Control Manifold (Pilot Oil) - Assemble - Hydraulic Lockout, Swing Brake and Travel...468

Control Manifold (Pilot Oil) - Disassemble - Hydraulic Lockout, Swing Brake and Travel...471

Control Manifold (Pilot Oil) - Install - Hydraulic Control, Swing Brake and Travel...474

Control Manifold (Pilot Oil) - Remove - Hydraulic Lockout, Swing Brake and Travel...476

Counterweight - Remove and Install...478

Duo-Cone Conventional Seals - Install...486

Evaporator Coil - Remove and Install...493

Final Drive and Travel Motor - Assemble...499

Final Drive and Travel Motor - Disassemble...524

Final Drive and Travel Motor - Install...537

Final Drive and Travel Motor - Remove...540

Front Idler - Remove and Install...543

Front Idler, Recoil Spring and Hydraulic Track Adjuster - Install...545

Front Idler, Recoil Spring and Hydraulic Track Adjuster - Remove...546

Fuel Tank - Remove and Install...547

Heater Core - Remove and Install...550

Heating and Air Conditioning Unit - Install...552

Heating and Air Conditioning Unit - Remove...557

Hydraulic System Pressure - Release...563

Hydraulic Tank - Install...568

Hydraulic Tank - Remove...572

Hydraulic Track Adjusters - Remove and Install...576

Load Control Valve (Boom Cylinder) - Remove and Install...579

Main Control Valve - Assemble...583

Main Control Valve - Disassemble...597

Main Control Valve - Install...612

Main Control Valve - Remove...616

Main Hydraulic Pump - Assemble...621

Main Hydraulic Pump - Disassemble...630

Main Hydraulic Pump - Install...639

Main Hydraulic Pump - Remove...641

Pilot Valve (Auxiliary) - Assemble...643

Pilot Valve (Auxiliary) - Disassemble...645

Pilot Valve (Auxiliary) - Install...647

Pilot Valve (Auxiliary) - Remove...650

Pilot Valve (Blade) - Assemble...653

Pilot Valve (Blade) - Disassemble...659

Pilot Valve (Blade) - Install...665

Pilot Valve (Blade) - Remove...670

Pilot Valve (Boom Swing) - Assemble...676

Pilot Valve (Boom Swing) - Disassemble...678

Pilot Valve (Boom Swing) - Install...680

Pilot Valve (Boom Swing) - Remove...683

Pilot Valve (Travel) - Assemble...686

Pilot Valve (Travel) - Disassemble...698

Pilot Valve (Travel) - Install...709

Pilot Valve (Travel) - Remove...712

Platform - Install...715

Platform - Remove...722

Recoil Spring - Remove and Install...728

Seat - Remove and Install...732

Selector Valve (Alternate Pattern Control) - Install...734

Selector Valve (Alternate Pattern Control) - Remove...737

Sprocket - Remove and Install...740

Stick - Install...742

Stick - Remove...745

Stick Cylinder - Remove and Install...748

Support (Swing Boom) - Install...752

Support (Swing Boom) - Remove...759

Swing Boom Cylinder - Remove and Install...766

Swing Motor and Swing Drive - Assemble...772

Swing Motor and Swing Drive - Disassemble...785

Swing Motor and Swing Drive - Install...799

Swing Motor and Swing Drive - Remove...802

Swivel - Assemble...804

Swivel - Disassemble...809

Swivel - Install...814

Swivel - Remove...817

Track - Remove and Install...820

Track Carrier Roller - Remove and Install...823

Track Roller - Remove and Install...825

Upper Frame and Undercarriage Frame - Connect...828

Upper Frame and Undercarriage Frame - Separate...835

UENR4045 - Schematic (303C, 303.5C, 303.5D, 303.5E, 304C, 304D, 304E, 305C, 305D, 305E, 305.5D and 305.5E Mini Hydraulic Excavators Air Conditioning System)...843

Collage...844

Main...846

Caterpillar Mini Excavator 304C CR, 305C CR Repair Service Manual