
Case CX40B & CX50B Hydraulic Excavator Shop Manual PDF
[07/2004]This repair guide includes detailed instructions for repair and maintenance, special troubleshooting instructions, wiring diagrams, maintenance manual for hydraulic excavator Case models CX40B and CX50B.
Contents of shop manual:
- 1. OUTLINE
- 1.1 GENERAL PRECAUTIONS FOR REPAIRS
- 1.1.1 PREPARATION BEFORE DISASSEMBLING
- 1.1.2 SAFETY IN DISASSEMBLING AND ASSEMBLING
- 1.1.3 DISASSEMBLING AND ASSEMBLING HYDRAULIC EQUIPMENT
- 1.1.4 ELECTRICAL EQUIPMENT
- 1.1.5 HYDRAULIC PARTS
- 1.1.6 WELDING REPAIR
- 1.1.7 ENVIRONMENTAL MEASURE
- 1.2 INTERNATIONAL UNIT CONVERSION SYSTEM
- 2. SPECIFICATIONS
- 2.1 COMPONENTS NAME
- 2.2 MACHINE DIMENSIONS
- 2.3 SPECIFICATIONS AND PERFORMANCE
- 2.4 MACHINE & COMPONENTS WEIGHT (DRY)
- 2.5 TRANSPORTATION
- 2.6 TYPE OF CRAWLER SHOES
- 2.7 TYPE OF BUCKET
- 2.8 ENGINE SPECIFICATIONS
- 2.8.1 SPECIFICATIONS
- 2.8.2 ENGINE PERFORMANCE CURVE
- 3. ATTACHMENT DIMENSIONS
- 3.1 BOOM
- 3.1.1 BOOM DIMENSIONAL DRAWINGS
- 3.1.2 BOOM MAINTENANCE STANDARDS
- 3.2 ARM
- 3.2.1 ARM DIMENSIONAL DRAWINGS
- 3.2.2 ARM MAINTENANCE STANDARDS
- 3.3 BUCKET
- 3.3.1 BUCKET DIMENSIONAL DRAWINGS
- 3.3.2 DETAIL DIMENSIONAL DRAWINGS OF LUG SECTION
- 3.4 DOZER
- 3.4.1 DOZER DIMENSIONAL DRAWINGS
- 3.4.2 DOZER MAINTENANCE STANDARDS
- 3.5 SWING
- 3.5.1 SWING BRACKET DIMENSIONAL DRAWINGS
- 3.5.2 SWING PORTION MAINTENANCE STANDARDS
- 11. TOOLS
- 11.1 TORQUE SPECIFICATIONS FOR CAPSCREWS & NUTS
- 11.1.1 METRIC COARSE THREAD STANDARD TIGHTENING TORQUE VALUES MAKE CERTAIN TO TIGHTEN ALL CAPSCREWS & NUTS TO PROPER TORQUE VALUES
- 11.1.2 METRIC FINE THREAD STANDARD TIGHTENING TORQUE VALUES MAKE CERTAIN TO TIGHTEN ALL CAPSCREWS & NUTS TO PROPER TORQUE VALUES.
- 11.2 SCREW AND TOOL SIZES
- 11.2.1 CAPSCREW
- 11.2.2 CAPSCREW (SOCKET BOLT)
- 11.3 TORQUE SPECIFICATIONS FOR JOINTS AND HOSES
- 11.3.1 JOINTS FOR PIPING (O-RING SEALING TYPE)
- 11.3.2 HYDRAULIC HOSE (30° FLARE TYPE)
- 11.4 TORQUE SPECIFICATIONS FOR SLEEVE TYPE TUBE FITTINGS
- 11.4.1 SLEEVE TYPE TUBE FITTINGS
- 11.5 SPECIAL SPANNERS FOR TUBES
- 11.6 SPECIAL TOOLS
- 11.7 APPLICATION OF SCREW LOCKING AND SEALING COMPOUNDS
- 11.8 COUNTERWEIGHT LIFTING JIG
- 11.9 UPPER FRAME LIFTING JIG
- 12. STANDARD MAINTENANCE TIME TABLE
- 12.1 STANDARD WORKING TIME TABLE FOR THE MAINTENANCE OF EXCAVATOR
- 13. MAINTENANCE STANDARDS AND TEST PROCEDURES
- 13.1 HOW TO USE MAINTENANCE STANDARDS AND PRECAUTIONS
- 13.2 PERFORMANCE INSPECTION STANDARD TABLE
- 13.2.1 STANDARD VALUE TABLE
- 13.3 MEASURING ENGINE SPEED
- 13.3.1 ENGINE SPEED MEASUREMENT
- 13.4 MEASURING HYDRAULIC OIL PRESSURE
- 13.4.1 STANDARD FOR HYDRAULIC OIL PRESSURE MEASUREMENT
- 13.4.2 PRESSURE MEASUREMENT AND ADJUSTMENT
- 13.5 MEASURING TRAVEL PERFORMANCES
- 13.5.1 TRAVEL
- 13.5.2 TRAVEL DEVIATION
- 13.5.3 MOVEMENT DRIFT DUE TO GRAVITY
- 13.5.4 DRAIN RATE ON TRAVEL MOTOR
- 13.6 MEASURING SLEW PERFORMANCES
- 13.6.1 SLEW TIME
- 13.6.2 OVERRUN WHEN SLEWING STOPS
- 13.6.3 SLEW DRIFT DUE TO GRAVITY
- 13.6.4 DRAIN RATE OF TRAVEL MOTOR
- 13.7 MEASURING ATTACHMENT OPERATING PERFORMANCES
- 13.7.1 CYLINDER SPEED
- 13.7.2 GRAVITY DRIFT OF CYLINDERS
- 13.8 MEASURING SLEW BEARING PERFORMANCES
- 13.8.1 SLEW BEARING-BUCKET TIP PLAY
- 13.8.2 SLEW BEARING PLAY
- 13.9 MEASURING CRAWLER TENSION
- 13.9.1 CRAWLER TENSION
- 22. HYDRAULIC SYSTEM
- 22.1 SUMMARY
- 22.1.1 FUNCTION AND FEATURES OF HYDRAULIC CIRCUIT
- 22.2 HYDRAULIC CIRCUITS AND COMPONENT MODELS
- 22.3 HYDRAULIC CIRCUIT OPERATION
- 22.3.1 COLOR CODING STANDARD FOR HYDRAULIC
- 22.3.2 NEUTRAL CIRCUIT
- 22.3.3 TRAVEL OPERATING CIRCUIT
- 22.3.4 SLEW OPERATING CIRCUIT
- 22.3.5 BUCKET OPERATING CIRCUIT
- 22.3.6 BOOM OPERATING CIRCUIT
- 22.3.7 ARM OPERATING CIRCUIT
- 22.3.8 SWING OPERATING CIRCUIT
- 22.3.9 DOZER OPERATING CIRCUIT
- 22.3.10TRAVEL / DOZER COMBINED OPERATING CIRCUIT
- 22.3.11TRAVEL / BOOM COMBINED OPERATING CIRCUIT
- 23. ELECTRICAL SYSTEM
- 23.1 HOW TO READ CIRCUIT DIAGRAM AND HARNESS CONNECTION
- 23.1.1 ELECTRIC CIRCUIT DIAGRAM
- 23.1.2 HARNESS CONNECTION
- 23.2 ELECTRICAL EQUIPMENT & HARNESS
- 23.2.1 ELECTRICAL EQUIPMENT LIST
- 23.2.2 HARNESS & CABLE LIST
- 23.2.3 ARRANGEMENT DRAWING FOR COMPONENTS & HARNESS
- 24. COMPONENTS SYSTEM
- 24.1 HYDRAULIC COMPONENTS
- 24.1.1 HYDRAULIC PUMP
- 24.1.2 PILOT VALVE (ATT)
- 24.1.3 2PILOT VALVE (TRAVEL)
- 24.1.4 CONTROL VALVE
- 24.1.5 SLEWING MOTOR
- 24.1.6 TRAVEL MOTOR
- 24.1.7 SWIVEL JOINT
- 24.1.8 CYLINDER
- 24.2 ELECTRICAL EQUIPMENT
- 24.2.1 ELECTRICAL EQUIPMENT LIST
- 24.2.2 SPECIFICATIONS ELECTRICAL EQUIPMENT
- 31. GENERAL DISASSEMBLY AND ASSEMBLY
- 31.1 GENERAL DISASSEMBLY AND ASSEMBLY
- 31.1.1 CONTENTS OF GENERAL DISASSEMBLY AND ASSEMBLY
- 31.1.2 SPECIFICATION OF TIGHTENING TORQUE
- 32. ATTACHMENTS
- 32.1 REMOVING AND INSTALLING
- 32.1.1 ATTACHMENT ASSEMBLY AND NAME
- 32.1.2 BUCKET
- 32.1.3 ARM
- 32.1.4 BOOM
- 32.1.5 SWING
- 32.1.6 DOZER
- 32.2 DISASSEMBLING AND ASSEMBLING
- 32.2.1 CYLINDER
- 33. UPPER SLEWING STRUCTURE
- 33.1 REMOVING AND INSTALLING
- 33.1.1 CANOPY / CAB
- 33.1.2 GUARD (COVER)
- 33.1.3 FLOOR PLATE ASSEMBLY
- 33.1.4 BATTERY
- 33.1.5 COUNTERWEIGHT
- 33.1.6 PUMP
- 33.1.7 CONTROL VALVE
- 33.1.8 SOLENOID VALVE
- 33.1.9 FUEL TANK
- 33.1.10 HYDRAULIC OIL TANK
- 33.1.11 AIR CLEANER
- 33.1.12 GENERATOR
- 33.1.13 MUFFLER
- 33.1.14 CONTROL STAND
- 33.1.15 STARTER
- 33.1.16 RADIATOR
- 33.1.17 ENGINE
- 33.1.18 PILOT VALVE
- 33.1.19 SLEWING MOTOR
- 33.1.20 SWIVEL JOINT
- 33.1.21 UPPER FRAME
- 33.2 DISASSEMBLING AND ASSEMBLING
- 33.2.1 HYDRAULIC PUMP
- 33.2.2 CONTROL VALVE
- 33.2.3 PILOT VALVE (Attachment)
- 33.2.4 PILOT VALVE (TRAVEL)
- 33.2.5 SLEWING MOTOR
- 33.2.6 SWIVEL JOINT
- 34. TRAVEL SYSTEM
- 34.1 REMOVING AND INSTALLING
- 34.1.1 NAME OF TRAVEL SYSTEM PARTS
- 34.1.2 CRAWLER
- 34.1.3 UPPER ROLLER
- 34.1.4 MAINTENANCE STANDARDS
- 34.1.5 TOOLS AND JIGS
- 34.1.6 LOWER ROLLER
- 34.1.7 FRONT IDLER
- 34.1.8 IDLER ADJUSTER
- 34.1.9 SPROCKET
- 34.1.10TRAVEL MOTOR
- 34.1.11SLEWING BEARING
- 34.2 DISASSEMBLING AND ASSEMBLING
- 34.2.1 TRAVEL MOTOR
- 42. TROUBLESHOOTING (HYDRAULIC SYSTEM)
- 42.1 GENERAL PRECAUTIONS
- 42.1.1 CONFIRM ACTUAL TROUBLED CONDITIONS AT SITE
- 42.2 TROUBLE DIAGNOSIS: HYDRAULIC
- 42.3 TROUBLESHOOTING
- 42.3.1 ATTACHMENT
- 42.3.2 TRAVEL OPERATION
- 42.3.3 SLEWING OPERATION
- 42.3.4 PUMP
- 43. TROUBLESHOOTING - (ELECTRICAL SYSTEM)
- 43.1 TROUBLE DIAGNOSIS: ELECTRIC SYSTEM
- 43.2 TROUBLESHOOTING
- 43.2.1 GENERAL
- 43.2.2 ATTACHMENT OPERATION
- 43.2.3 TRAVEL OPERATION
- 43.2.4 DECELERATION
- 44. TROUBLESHOOTING (ENGINE)
- 44.1 TROUBLE DIAGNOSIS: ENGINE
- 44.2 TROUBLESHOOTING
- 44.2.1 STARTING TROUBLE
- 44.2.2 E/G ROTATION TROUBLE
- 44.2.3 OUTPUT DROPS DOWN
- 44.2.4 OTHER TROUBLE
- 44.3 ELECTRICAL EQUIPMENT
- 44.3.1 ELECTRICAL EQUIPMENT LIST
- 51. ENGINE
- 51.1 GENERAL
- 51.2 INSPECTION AND ADJUSTMENT
- 51.3 TROUBLESHOOTING
- 51.4 DISASSEMBLY, INSPECTION AND REASSEMBLY OF ENGINES
- 51.5 LUBRICATION SYSTEM
- 51.6 COOLING SYSTEM
- 51.7 FUEL INJECTION PUMP/GOVERNOR
- 51.8 TURBOCHAGER: DISASSEMBLY, INSPECTION AND REASSEMBLY
- 51.9 STARTING MOTOR
- 51.10ALTERNATOR
- 51.11ELECTRIC WIRING
- 51.12SERVICE STANDARDS
- 51.13TIGHTENING TORQUE FOR BOLTS AND NUTS
- 71. SUPPORTING DATA
- 71.1 HYDRAULIC CIRCUIT DIAGRAM
- 71.1.1 STANDARD SPECIFICATION
- 71.1.2 HYDRAULIC CIRCUIT OPERATION
- 71.1.3 SCHEMATIC PIPING FOR HYDRAULIC SYSTEM
- 71.2 ELECTRIC CIRCUIT DIAGRAM
Service manual requires each owner of hydraulic excavators Case, which are equipped with electronic equipment. This guide helps beginners and experienced professionals.
Features of the Manual
Format: PDF
Language: English
Pages: 780
Compatible with all versions of Windows, Mac, Linux, iPhone, iPad, and Android
Program provides step by step instructions for operation and maintenance of excavators Case, machine data, instructions for preventive maintenance and troubleshooting.
FAQs
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