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Tractor Operations

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Tractor Operations

Coalinga College’s Tractor Operations (AG14) is a 3-unit course covering the design, selection, maintenance, and safe operation of agricultural and construction tractors. The course features 36 hours of lecture and 54 hours of laboratory, often utilizing hands-on training for wheel and track-type equipment, including crawlers and backhoes.

Workforce
Author
Peter Maokosy
Publisher
Coalinga College
Source
LibreTexts
License
CC BY
Language
EN
Read online Download PDF (open licence)
Contents· 103 sections
  1. 01: Introduction to Tractors
  2. 1.01: Overview
  3. 1.02: A Timeline of Tractor Development
  4. 1.03: Leading Tractor Manufacturers
  5. 1.04: Notable Tractor Advancements
  6. 1.05: Types of Tractors and Their Uses
  7. 1.06: Tractor Configurations
  8. 1.07: Common Uses of Tractors
  9. 1.08: Pre-Operation Safety and Inspection
  10. 1.09: Operating Awareness and Safety
  11. 1.10: Summary and Review
  12. 02: Tractor Power Systems
  13. 2.01: Overview
  14. 2.02: Engines and Their Types
  15. 2.03: Fuel and Combustion Fundamentals
  16. 2.04: Fuel Delivery Systems- From Tank to Combustion
  17. 2.05: Breathing Systems- Intake and Exhaust
  18. 2.06: Lubrication- The Motion of Metal
  19. 2.07: Cooling the Engine- The Art of Managing Heat
  20. 2.08: The Electrical Heartbeat
  21. 2.09: Electronics and Accessories- The Modern Network
  22. 2.10: Governing the Engine- Keeping Power Steady
  23. 2.11: Summary and Review
  24. 03: Tractor Drive Control and Auxiliary Systems
  25. 3.01: Overview
  26. 3.02: Powertrain Fundamentals
  27. 3.03: Mechanical Drive Systems
  28. 3.04: Differentials and Traction Control
  29. 3.05: Hydraulic Drive Systems
  30. 3.06: Infinitely Variable and Four-Wheel Drive Systems
  31. 3.07: Power Take-Off (PTO)- Sharing the Engine's Strength
  32. 3.08: Control Systems- Manual Hydraulic and Electronic Precision
  33. 3.09: PTO Drive Types and the Era of Belt Power
  34. 3.10: Powertrain Lubrication and Hydraulic Systems
  35. 3.11: Steering Systems- Guiding Power with Precision
  36. 3.12: Brake Systems- Controlling Momentum
  37. 3.13: Drawbars and Hitch Systems- The Tractor's Connection to the Field
  38. 3.14: Tires Traction and Ballasting- Holding the Ground
  39. 3.15: Cab Design and Operator Comfort- The Human Machine Interface
  40. 3.16: ISO-Bus and Digital Integration- Speaking the Same Language
  41. 3.17: Summary and Review
  42. 04: Controls and Instruments
  43. 4.01: Overview
  44. 4.02: Primary Controls- Steering Throttle Clutch and Brakes
  45. 4.03: Gear Shift and PTO Engagement
  46. 4.04: Three-Point Hitch and Hydraulic Life Controls
  47. 4.05: Instruments and Gauges- Reading the Machine's Vital Signs
  48. 4.06: Electrical and Hydraulic Health- Reading and Responding to Signals
  49. 4.07: Tachometer Speedometer and Weight Transfer Gauges
  50. 4.08: Tractor Performance Monitors and Advanced Systems
  51. 4.09: Implement Controls- Extending the Tractor's Reach
  52. 4.10: Power Take-Off and Hydraulic Motors- The Tractor's Secondary Power System
  53. 4.11: Miscellaneous and Auxiliary Controls- Refinement and Adaptation
  54. 4.12: Starting the Tractor-Gasoline Diesel and LP Gas Engines
  55. 4.13: Stopping the Tractor- Shutdown Procedures by Fuel Type
  56. 4.14: Driving and Clutch Operation
  57. 4.15: Transmission Operation and Types
  58. 4.16: Summary and Review
  59. 05: Implements and Field Operations
  60. 5.01: Overview
  61. 5.02: Drawbars and Three-Point Hitches
  62. 5.03: Rear Semi-Integral and Special Hitch Equipment
  63. 5.04: PTO-Driven and Belt-Driven Equipment
  64. 5.05: Remote Hydraulics and Implement Connections
  65. 5.06: Pre-Operation and Parking Safety
  66. 5.07: Field Operation Fundamentals
  67. 5.08: Adjustments and Calibration
  68. 5.09: Gear Selection and Engine Speed Management
  69. 5.10: Traction Ballast and Weight Distribution
  70. 5.11: Field Performance Monitoring
  71. 5.12: Utility Operations and Final Applications
  72. 5.13: Summary and Review
  73. 06: Safety and Transporting
  74. 6.01: Overview
  75. 6.02: The Global Picture of Tractor Accidents
  76. 6.03: Core Safety Measures
  77. 6.04: The Family and the Farm- Building a Culture of Safety
  78. 6.05: Understanding Signal Words and Hand Signals
  79. 6.06: Pre-Operation Safety Check
  80. 6.07: Safe Starting Operating and Stopping
  81. 6.08: Recognizing Common Tractor Hazards
  82. 6.09: High-Pressure Fluids- Hidden Dangers
  83. 6.10: Road and Transport Safety
  84. 6.11: Summary and Review
  85. 07: Maintenance and Storage
  86. 7.01: Overview
  87. 7.02: The Foundation- Routine Awareness
  88. 7.03: Daily Maintenance- The Rhythm of Readiness
  89. 7.04: Scheduled Maintenance- The Science of Intervals
  90. 7.05: Seasonal and Long-Term Storage- Rest with Purpose
  91. 7.06: Weathering Corrosion and Environmental Stress
  92. 7.07: Reliability Downtime and the Cost of Neglect
  93. 7.08: Maintenance Safety- The Other Half of Prevention
  94. 7.09: Summary and Review
  95. 08: Troubleshooting
  96. 8.01: Overview
  97. 8.02: Common Problems and Patterns
  98. 8.03: The Troubleshooting Process
  99. 8.04: Safety in Troubleshooting
  100. 8.05: Knowing When to Call a Professional
  101. 8.06: Preventative Approach to Troubleshooting
  102. 8.07: Summary and Review
  103. 8.08: Afterward