Case CX40B, CX50B mini excavator shop manual

Table of Contents for CASE-9-91940 manual

• SAFETY PRECAUTIONS
• GENERAL SAFETY INFORMATION
• SAFETY PRECAUTIONS
• 1. OUTLINE
• 1.1 GENERAL PRECAUTIONS FOR REPAIRS
• 1.2 INTERNATIONAL UNIT CONVERSION SYSTEM (Based on MARKS' STANDARD HANDBOOK FOR MECHANICAL ENGINEERS)
• 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
• 3. ATTACHMENT DIMENSIONS
• 3.1 BOOM
• 3.2 ARM
• 3.3 BUCKET
• 3.4 DOZER
• 3.5 SWING
• 11. TOOLS
• 11.1 TORQUE SPECIFICATIONS FOR CAPSCREWS & NUTS
• 11.2 SCREW AND TOOL SIZES
• 11.3 TORQUE SPECIFICATIONS FOR JOINTS AND HOSES
• 11.4 TORQUE SPECIFICATIONS FOR 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
• 13.3 MEASURING ENGINE SPEED
• 13.4 MEASURING HYDRAULIC OIL PRESSURE
• 13.5 MEASURING TRAVEL PERFORMANCES
• 13.6 MEASURING SLEW PERFORMANCES
• 13.7 MEASURING ATTACHMENT OPERATING PERFORMANCES
• 13.8 MEASURING SLEW BEARING PERFORMANCES
• 13.9 MEASURING CRAWLER TENSION
• 22. HYDRAULIC SYSTEM
• 22.1 SUMMARY
• 22.2 HYDRAULIC CIRCUITS AND COMPONENT MODELS
• 22.3 HYDRAULIC CIRCUIT OPERATION
• 23. ELECTRICAL SYSTEM
• 23.1 HOW TO READ CIRCUIT DIAGRAM AND HARNESS CONNECTION
• 23.2 ELECTRICAL EQUIPMENT & 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
• 32. ATTACHMENTS
• 32.1 REMOVING AND INSTALLING
• 32.2 DISASSEMBLING AND ASSEMBLING
• 33. UPPER SLEWING STRUCTURE
• 33.1 REMOVING AND INSTALLING
• 33.2 DISASSEMBLING AND ASSEMBLING
• CX40-50_2.pdf
  • 34.1 REMOVING AND INSTALLING 34-3
  • 34.1.1 NAME OF TRAVEL SYSTEM PARTS 34-3
  • 34.1.2 CRAWLER 34-3
  • 34.1.3 UPPER ROLLER 34-12
  • 34.1.4 MAINTENANCE STANDARDS 34-17
  • 34.1.5 TOOLS AND JIGS 34-18
  • 34.1.6 LOWER ROLLER 34-19
  • 34.1.7 FRONT IDLER 34-27
  • 34.1.8 IDLER ADJUSTER 34-33
  • 34.1.9 SPROCKET 34-37
  • 34.1.10 TRAVEL MOTOR 34-38
  • 34.1.11 SLEWING BEARING 34-40
  • 34.2.1 TRAVEL MOTOR 34-43
  • 34. TRAVEL SYSTEM
  • Tightening torque N.m (lbf.ft)
  • Port
  • Thread size (PF)
  • Spanner used (mm)
  • O-ring type fitting
  • 30° flare type fitting
  • A,B
  • P
  • DR
  • 1/2
  • 1/4
  • 3/8
  • 27
  • 17
  • 22
  • 108 (80)
  • 36.3 (27)
  • 73.5 (54)
  • 78.5 (58)
  • 29.4 (22)
  • 49.0 (36)
  • OF. Oil filling port
  • OL. Oil level check port
  • DP. Drain port
  • Rotating direction
  • Oil inlet port
  • Oil outlet port
  • Clockwise
  • A
  • B
  • Counterclockwise
  • B
  • A
  • HS. High speed
  • LS. Low speed
  • Application
  • "A"
  • Hub
  • M12
  • Spindle
  • M12
  • Travel motor
  • M12
• MIR CX40B -50B_A3_gb.pdf
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• MIR CX40B -50B_A3_gb.pdf
  • This page is blank because of editing convenience.
• 0051_MOTORE.pdf
  • 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
  • 51.10 ALTERNATOR
  • 51.11 ELECTRIC WIRING
  • 51.12 SERVICE STANDARDS
  • 51.13 TIGHTENING TORQUE for BOLTS and NUTS