Caterpillar MD6420 Rotary Blasthole Drill Service Manual BI014157
Caterpillar MD6420 Rotary Blasthole Drill Service Manual BI014157 - Image 2
Caterpillar MD6420 Rotary Blasthole Drill Service Manual BI014157 - Image 3
Caterpillar MD6420 Rotary Blasthole Drill Service Manual BI014157 - Image 4
Caterpillar MD6420 Rotary Blasthole Drill Service Manual BI014157 - Image 5

Caterpillar MD6420 Rotary Blasthole Drill Service Manual BI014157

$30.00

  • Type Of Manual: Service Manual
  • Manual ID: BI014157
  • Number of Pages: 783
  • Size: 236.5MB
  • Format: PDF
Category:

Product details

  • Model List:

    • MD6420 Rotary Blasthole Drill
  • 1. CAT MD6420 F20 SERVICE MANUAL
  • 1.1. Parts Ordering and Product Support
  • 1.2. Safety Information
  • 1.3. Contents
  • 1.4. General Locator
  • 1.4.1. General Locator
  • 2. CAT MD6420 F20 SECTION ONE
  • 2.1. Section 1 – Safety
  • 2.1.1. Section 1 Contents
  • 2.1.1.1. Overview of Potential Hazards
  • 2.1.1.2. Personal Protective Equipment
  • 2.1.1.3. Electrical Contact
  • 2.1.1.4. Overhead and Buried Utilities
  • 2.1.1.5. Clearances from Overhead High Voltage Lines
  • 2.1.1.6. Contact with Electric Wires
  • 2.1.1.7. Contaminated Air
  • 2.1.1.8. Moving and Rotating Parts
  • 2.1.1.9. High Pressure Air or Fluid
  • 2.1.1.10. Before Operation
  • 2.1.1.11. During Operation
  • 2.1.1.12. Maintenance
  • 2.1.1.13. Equipment Transfer
  • 2.1.1.14. Safety Locator
  • 3. CAT MD6420 F20 SECTION TWO
  • 3.1. Section 2 – Operators Cab / Controls
  • 3.1.1. Section 2 Contents
  • 3.1.2. Graphic Symbol Legend
  • 3.1.2.1. Graphic Symbol Legend
  • 3.1.3. Warning Decals
  • 3.1.3.1. Warning Decals
  • 3.1.4. Operating System Help Table Icons
  • 3.1.5. Operator Control and Instrument Panels
  • 3.1.5.1. Control Panels
  • 3.1.5.2. Right Hand Control Panel
  • 3.1.5.3. Instrument Panel
  • 3.1.5.4. Circuit Breakers
  • 3.1.5.5. Light Switches
  • 3.1.5.6. Right Hand Upper Console
  • 3.1.6. Bucyrus Operating System (BOS)
  • 3.1.6.1. Drill Monitor
  • 3.1.6.2. Operation Controls
  • 3.1.6.3. Function and Number Keys
  • 3.1.6.4. LED states / Operating states
  • 3.1.6.5. Touch Screen Operation and Care
  • 3.1.6.6. Touch Screen Operation
  • 3.1.6.7. Cleaning The Housing
  • 3.1.6.8. Cleaning The Touch Screen
  • 3.1.6.9. Login Screen
  • 3.1.6.10. Dashboard
  • 3.1.6.11. Login Screen
  • 3.1.6.12. Login Screen Updates
  • 3.1.6.13. Bit Settings
  • 3.1.6.14. Hour Meters
  • 3.1.6.15. Time Management
  • 3.1.6.16. Drill Screen
  • 3.1.6.17. Drill Screen Updates
  • 3.1.6.18. Drilling Pressures and Rotation Speed
  • 3.1.6.19. Pressure And Rotation Section
  • 3.1.6.20. Depth System
  • 3.1.6.21. Drill Status and Override Updates
  • 3.1.6.22. Drill Status and Override
  • 3.1.6.23. Overriding Interlocks
  • 3.1.6.24. Override Function
  • 3.1.6.25. Auto Drill and Water
  • 3.1.6.26. Interlocks
  • 3.1.6.27. Auto Drill
  • 3.1.6.28. Pipe in Hole
  • 3.1.6.29. Drill Functions
  • 3.1.6.30. Interlocks
  • 3.1.6.31. Auto Level
  • 3.1.6.32. Interlocks
  • 3.1.6.33. Tram Screen
  • 3.1.6.34. Tram screen- Mast angle Indication Updates
  • 3.1.6.35. Tram screen- Distance Display Updates
  • 3.1.6.36. Artificial Horizon Gauges
  • 3.1.6.37. Level Screen
  • 3.1.6.38. Engine Screen
  • 3.1.6.39. Engine Screen Display
  • 3.1.6.40. Engine Screen Updates
  • 3.1.6.41. Engine Diagnostics Screen- added features
  • 3.1.6.42. Event Screen
  • 3.1.6.43. Status Screen
  • 3.1.6.44. Status Sub Screens – Gauges
  • 3.1.6.45. Status Sub-Screens – Network
  • 3.1.6.46. Status Sub Screens – Input
  • 3.1.6.47. Status Sub-Screen – Cab Input
  • 3.1.6.48. Status Sub-Screen – Cab Input Updates
  • 3.1.6.49. Status Sub Screen – Mast Input
  • 3.1.6.50. Status Sub-Screen Output
  • 3.1.6.51. The Help Screen
  • 3.1.6.52. The Configuration Screen
  • 3.1.6.53. Drill Screen Other Updates
  • 3.1.7. Operator Control and Instrument Panels
  • 3.1.7.1. Left Hand Control Panels
  • 3.1.7.2. Thread Grease Switch
  • 3.1.8. Machine Stability
  • 3.1.8.1. Tramming Procedure
  • 3.1.8.2. Requirements for Propelling the Machine
  • 3.1.8.3. Track Adjustments
  • 3.1.8.4. New Machine Procedure
  • 3.1.8.5. General Maintenance Checks While Tramming
  • 3.1.8.6. Roller Locations
  • 3.1.8.7. Temperature and Condition Record Chart for Walking
  • 3.1.8.8. Propelling the Machine
  • 3.1.8.9. Propelling Through Turns
  • 3.1.8.10. Propelling Up, Down and Across Grades
  • 3.1.8.11. Stability Limits
  • 3.1.8.12. MD6420 Transient Stability Limits
  • 3.1.9. Cab Heater
  • 3.1.9.1. Cab Heater Fault Isolation
  • 3.1.10. Air Conditioner
  • 3.1.10.1. T8 Series Split System Air Conditioning
  • 3.1.10.2. Section 1.0 Techincal Data and Control Settings
  • 3.1.10.3. Refrigeration System Settings
  • 3.1.10.4. Electrical Equipment Settings
  • 3.1.10.5. Electrical Demand (Amps)
  • 3.1.10.6. Circuit Breakers
  • 3.1.10.7. Thermostat
  • 3.1.10.8. Performance Specifications
  • 3.1.10.9. Cooling
  • 3.1.10.10. Heating (using hot water) (Tfc8bx1)
  • 3.1.10.11. Heating (using electrical elements) (Tfc8bx2)
  • 3.1.10.12. Pressuriser
  • 3.1.10.13. Unit Mass (Kg)
  • 3.1.10.14. Section 2.0 Installation and Commissioning
  • 3.1.10.15. Unit Installation
  • 3.1.10.16. Compressor Installation
  • 3.1.10.17. Open Type Compressor (TFC8BX1)
  • 3.1.10.18. Nitrogen Leak Testing General Instructions
  • 3.1.10.19. System Evacuation
  • 3.1.10.20. System Charging
  • 3.1.10.21. Section 3.0 Routine Maintenance Procedures
  • 3.1.10.22. Replenishing Refrigerant
  • 3.1.10.23. Section 4.0 Fault Diagnosis
  • 3.1.10.24. Fault Analysis Charts
  • 3.1.10.25. Fault Analysis Charts (cont.)
  • 3.1.10.26. Fault Analysis Chart Notes
  • 3.1.10.27. Clogged Strainer Or Filter
  • 3.1.10.28. Fault Diagnosis For Electronic Thermostat
  • 3.1.10.29. Fault Finding
  • 3.1.10.30. Section 5.0 Reference Drawings
  • 3.1.10.31. Evaporator Fan Assembly
  • 3.1.10.32. Electrical Schematic
  • 3.1.10.33. Compressor
  • 3.1.10.34. Performance Curve
  • 3.1.10.35. RESPA Service and Installation
  • 3.1.10.36. RESPA Installation Guidelines
  • 3.1.10.37. RESPA Maintenance
  • 4. CAT MD6420 F20 SECTION THREE
  • 4.1. Section 3 – Main Frame Crawlers
  • 4.1.1. Section 3 Contents
  • 4.1.2. Main Frame Repair – General
  • 4.1.2.1. Main Frame Repair
  • 4.1.3. Weld Inspection Schedule
  • 4.1.3.1. Main Frame
  • 4.1.4. Levelling Jacks
  • 4.1.4.1. Levelling Jack Cylinder
  • 4.1.4.2. Levelling Jacks
  • 4.1.4.3. Limit Switch
  • 4.1.4.4. Levelling Jack Cylinders
  • 4.1.4.5. Removal
  • 4.1.4.6. Replace
  • 4.1.4.7. Lubricating Jack Casings
  • 4.1.5. Mast Elevating Cylinders
  • 4.1.5.1. Mast Elevating Cylinders
  • 4.1.5.2. Replace
  • 4.1.5.3. Bleeding Mast Raise Cylinders
  • 4.1.5.4. Internal Counterbalance Valve
  • 4.1.6. Fuelling Valves
  • 4.1.6.1. Fuelling Valves
  • 4.1.6.2. Non-pressurised Fuelling System Operation
  • 4.1.7. Crawler Assembly
  • 4.1.7.1. Crawler Assembly
  • 4.1.7.2. Parts List
  • 4.1.7.3. Crawler Component Repair
  • 4.1.8. Tramming
  • 4.1.8.1. Maintenance checks For Tramming For Caterpillar Drills
  • 4.1.8.2. Requirements For Propelling The Machine
  • 4.1.8.3. Track Adjustments
  • 4.1.8.4. New Machine Procedure
  • 4.1.8.5. General Maintenance Checks While Tramming
  • 4.1.8.6. Roller Locations
  • 4.1.8.7. Temperature And Condition Record Chart For Walking
  • 4.1.9. Metric Bolt Torque Specifications
  • 4.1.10. Track Tension Adjustment
  • 4.1.10.1. Before Operating the Machine
  • 4.1.11. Track Tension Adjustment
  • 4.1.11.1. Track Assembly
  • 4.1.11.2. Idler Unit Description
  • 4.1.11.3. Hydraulic Tensioner
  • 4.1.11.4. Filling Instructions
  • 4.1.11.5. Pressure Check
  • 4.1.11.6. Pressure Release
  • 4.1.12. Track Chain
  • 4.1.12.1. Track Link Description
  • 4.1.12.2. Track Link Repair And Replace
  • 4.1.13. Track Shoes Installation
  • 4.1.13.1. Track Link Position
  • 4.1.13.2. Track Shoe Mounting To Track Chain
  • 4.1.13.3. Direct Torque Method
  • 4.1.13.4. Torque Turn Method
  • 4.1.14. Track Shoes Installation
  • 4.1.15. Track Shoe Bolt Torque (Direct Torque Method)
  • 4.1.15.1. Bolt Torque KN111
  • 4.1.16. Track Chain and Shoe Installation
  • 4.1.16.1. Track Chain With Shoes
  • 4.1.17. Final Drive Unit
  • 4.1.17.1. General Description
  • 4.1.18. Final Drive Unit
  • 4.1.18.1. Removal From Track Frame
  • 4.1.18.2. Installation Into Track Frame
  • 4.1.18.3. Final Drive Maintenance
  • 4.1.18.4. Final Drive Oil
  • 4.1.18.5. F130 Final Drive Assembly
  • 4.1.18.6. Parts List
  • 4.1.18.7. Service Information
  • 4.1.18.8. Tightening Torques
  • 4.1.18.9. Lubrication / Greasing Grades And Application Range
  • 4.1.18.10. Planetary Gears F130/206-A
  • 4.1.18.11. Disassembly
  • 4.1.18.12. Procedure For Disengagement Of Gearing
  • 4.1.18.13. Troubleshooting
  • 4.1.18.14. Special Tools
  • 4.1.19. Idler Unit
  • 4.1.19.1. Idler Unit Assembly
  • 4.1.19.2. Idler Unit Removal
  • 4.1.20. Track and Support Rollers
  • 4.1.20.1. Track Roller Assembly
  • 4.1.20.2. General Description
  • 4.1.20.3. Track Roller Removal And Disassembly
  • 4.1.20.4. Support Roller Removal And Disassembly
  • 4.1.20.5. Track And Support Roller Assembly
  • 4.1.20.6. Track And Support Roller Test And Install
  • 4.1.21. Track and Sprocket Inspection
  • 4.1.21.1. Track Inspection And Wear Limit Guide
  • 4.1.21.2. B8 Track Inspection And Wear Limit Guide Caterpillar Series Drills
  • 4.1.21.3. Undercarriage Information
  • 4.1.21.4. Sprocket Wear Patterns
  • 4.1.21.5. Causes
  • 4.1.21.6. Effects
  • 4.1.21.7. Remedies
  • 4.1.21.8. Wear On Reverse Drive Side
  • 4.1.21.9. Causes
  • 4.1.21.10. Effects
  • 4.1.21.11. Remedies
  • 4.1.21.12. Root Wear
  • 4.1.21.13. Causes
  • 4.1.21.14. Effects
  • 4.1.21.15. Remedies
  • 4.1.21.16. Wear Of Tooth Tip
  • 4.1.21.17. Causes
  • 4.1.21.18. Effects
  • 4.1.21.19. Remedies
  • 4.1.21.20. Tooth Tip Broken Off
  • 4.1.21.21. Causes
  • 4.1.21.22. Effects
  • 4.1.21.23. Remedies
  • 4.1.21.24. Facial Wear
  • 4.1.21.25. Causes
  • 4.1.21.26. Effects
  • 4.1.21.27. Remedies
  • 4.1.22. Auxiliary Crane
  • 4.1.22.1. Hydraulic Crane
  • 4.1.22.2. Load Lift Capacities
  • 4.1.22.3. Maintenance
  • 4.1.22.4. Checking Of Worm Gear
  • 5. CAT MD6420 F20 SECTION FOUR
  • 5.1. Section 4 – Engine / Drive Train Compressor
  • 5.1.1. Section 4 Contents
  • 5.1.2. Power Group Locator
  • 5.1.3. Cummins Engine
  • 5.1.3.1. Engine Fuel System
  • 5.1.3.2. QST30 Electric Fuel Supply Flow Diagram
  • 5.1.3.3. Construction
  • 5.1.3.4. Electric Fuel Supply Pumps
  • 5.1.3.5. Combo Fuel Filter Head And Pump Manifold
  • 5.1.3.6. FS1006 Fuel Filter With Water Separator
  • 5.1.3.7. Fuel Manifold With Integrated FSO Valve
  • 5.1.3.8. Fuel Connections
  • 5.1.3.9. Pre – Filters
  • 5.1.3.10. Wiring With EFS Power Relay
  • 5.1.3.11. Pressure And Temperature Sensors
  • 5.1.3.12. Operation
  • 5.1.3.13. QST30 Electric Fuel Supply System Flow Diagram
  • 5.1.3.14. QST30 Electric Fuel Supply System Detail
  • 5.1.3.15. Oil Reserve Systems
  • 5.1.3.16. Operation
  • 5.1.3.17. Engine Oil Reserve System (Basic Circuit)
  • 5.1.3.18. LED Monitor Readings
  • 5.1.3.19. Signals
  • 5.1.3.20. Adjustment Of Running Oil Level
  • 5.1.3.21. Wiring Diagram – Oil Reserve Basic Circuit
  • 5.1.3.22. Oil Pressure Switch
  • 5.1.3.23. Oil Reserve System
  • 5.1.3.24. Troubleshooting
  • 5.1.3.25. Maintenance
  • 5.1.4. Engine And Compressor Air Cleaners
  • 5.1.4.1. Engine And Compressor Air Cleaner Service
  • 5.1.5. Flexible Drive Coupling
  • 5.1.5.1. Flexible Drive Coupling Service
  • 5.1.6. Pump Drive
  • 5.1.6.1. Pump Identification
  • 5.1.6.2. Pump Drive Assembly Removal And Replacement
  • 5.1.6.3. Pump Drive Gearbox
  • 5.1.6.4. Pump Drive Gearbox Repair
  • 5.1.6.5. Input Shaft Assembly
  • 5.1.7. Hydraulic Pumps
  • 5.1.7.1. Hydraulic Pumps Removal And Replacement
  • 5.1.8. Compressor Assembly
  • 5.1.8.1. Drill Compressor Model 20/12 1475cfm 500psi
  • 5.1.9. Compressor Installation
  • 5.1.9.1. Compressor Drive Coupling
  • 5.1.9.2. Compressor Drive Coupling Removal And Replacement
  • 5.1.10. Compressor Installation
  • 5.1.10.1. Compressor Unit Removal
  • 5.1.11. Compressor Shaft Seal
  • 5.1.11.1. Main Drive Shaft Seal Replacement
  • 5.1.12. Compressor Shaft Seal
  • 5.1.12.1. Inspection and Preparation For Seal Assembly
  • 5.1.13. High Pressure Compressor
  • 5.1.14. Compressor Oil Circuit
  • 5.1.14.1. Compressor Oil Circuit – 1475cfm 500psi
  • 5.1.15. Compressor Condensation Table
  • 5.1.15.1. Compressor Condensation Table
  • 5.1.16. Compressor Air Circuit
  • 5.1.16.1. Compressor Air Circuits 1475cfm 500psi
  • 5.1.17. Compressor Functional Description
  • 5.1.17.1. Compressor Air Circuit
  • 5.1.17.2. Compressor Gauge
  • 5.1.17.3. Compressor Control Valve
  • 5.1.17.4. Compressor Run Valve
  • 5.1.17.5. Compressor Run
  • 5.1.17.6. Compressor Control Pressure Reducing Regulator
  • 5.1.17.7. Compressor Air Circuit
  • 5.1.18. Compressor Operation
  • 5.1.18.1. Operation
  • 5.1.19. Compressor Operation
  • 5.1.19.1. Purpose Of Controls
  • 5.1.20. Compressor Maintenance
  • 5.1.20.1. General Maintenance
  • 5.1.20.2. Interstage Tube
  • 5.1.20.3. Flexible Pipe Coupling Maintenance
  • 5.1.20.4. Discharge Check Valve
  • 5.1.20.5. Separator / Receiver Tank
  • 5.1.20.6. Scavenge Line
  • 5.1.20.7. Compressor Discharge Temperature Switches, Senders And Gauges
  • 5.1.20.8. Minimum Pressure / Check Valve
  • 5.1.20.9. Minimum Pressure / Check Valve Maintenance
  • 5.1.20.10. Thermal / Bypass Valve
  • 5.1.20.11. Compressor Fluid Filter
  • 5.1.20.12. Fluid Stop Valve
  • 5.1.20.13. Inlet Valve
  • 5.1.20.14. Reducing Regulator
  • 5.1.20.15. System Blowdown Valve
  • 5.1.20.16. Running Blowdown Valve
  • 5.1.20.17. Running Blowdown Maintenance
  • 5.1.20.18. Moisture Separator Maintenance
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