John Deere Powertech 4.5L & 6.8L 4045 & 6068 OEM Diesel Engines Index:

• Contents
  • Record Keeping
    • ® Medallion
    • Engine Serial Number Plate
    • Record Engine Serial Number
    • Engine Option Codes
    • Record PTO Serial Number
    • Record Fuel Injection Pump Model Number
  • Safety
    • Recognize Safety Information
    • Understand Signal Words
    • Follow Safety Instructions
    • Replace Safety Signs
    • Prevent Bypass Starting
    • Handle Fuel Safely—Avoid Fires
    • Prepare for Emergencies
    • Handle Starting Fluid Safely
    • Handle Fluids Safely—Avoid Fires
    • Service Engines Safely
    • Wear Protective Clothing
    • Protect Against Noise
    • Handle Chemical Products Safely
    • Stay Clear of Rotating Drivelines
    • Practice Safe Maintenance
    • Work In Ventilated Area
    • Avoid High-Pressure Fluids
    • Avoid Heating Near Pressurized Fluid Lines
    • Remove Paint Before Welding or Heating
    • Service Cooling System Safely
    • Avoid Harmful Asbestos Dust
    • Prevent Battery Explosions
    • Prevent Acid Burns
    • Protect Against High Pressure Spray
    • Dispose of Waste Properly
  • Fuels, Lubricants, and Coolant
    • Diesel Fuel
    • Lubricity of Diesel Fuel
    • Diesel Fuel Storage
    • Filling Fuel Tank
    • Minimizing the Effect of Cold Weather on Diesel Engines
    • Diesel Engine Break-In Oil
    • Diesel Engine Oil
    • Extended Diesel Engine Oil Service Intervals
    • Mixing of Lubricants
    • OILSCAN®and COOLSCAN™
    • Alternative and Synthetic Lubricants
    • Lubricant Storage
    • Grease
    • Diesel Engine Coolant
    • Diesel Engine Coolants, Supplemental Additive Information
    • Testing Diesel Engine Coolant
    • Replenishing Supplemental Coolant Additives (SCAs) Between Coolant Changes
    • Operating in Warm Temperature Climates
    • Disposing of Coolant
  • Engine Operating Guidelines
    • Instrument (Gauge) Panels
    • Instrument (Gauge) Panel (North America)
    • VDO Instrument (Gauge) Panel (Except North America)
    • Normal Engine Operation
    • Break-In Service
    • Auxiliary Gear Drive Limitations
    • Generator Set (Standby) Applications
    • Starting the Engine
    • Cold Weather Operation
    • Warming Engine
    • Changing Engine SpeedłStandard (Mechanical) Governor
    • Avoid Excessive Engine Idling
    • Stopping the Engine
    • Using a Booster Battery or Charger
  • Lubrication and Maintenance
    • Observe Service Intervals
    • Use Correct Fuels, Lubricants, and Coolant
    • Lubrication and Maintenance Service Interval Chart—Standard
    • Lubrication and Maintenance Service Interval Chart—Generator (Standby) Applications
  • Lubrication & Maintenance/Daily
    • Daily Prestarting Checks
  • Lubrication & Maintenance/250 Hour/6 Month
    • Servicing Fire Extinguisher
    • Lubricating PTO Clutch Shaft Bearings
    • Changing Engine Oil and Replacing Oil Filter
    • Checking PTO Clutch Adjustment
    • Checking Engine Mounts
    • Servicing Battery
    • Manual Belt Tensioner Adjustment
  • Lubrication & Maintenance/600 Hour/12 Month
    • Lubricating PTO Clutch Internal Levers and Linkage
    • Cleaning Crankcase Vent Tube
    • Checking Air Intake System
    • Replacing Fuel Filter Element
    • Checking Belt Tensioner Spring Tension and Belt Wear (Automatic Tensioner)
    • Checking Cooling System
    • Checking Effectiveness of Coolant Solution
    • Adding Supplemental Coolant Additives (SCA’s)
    • Pressure Testing Cooling System
  • Lubrication & Maint./2000 Hour/24 Month
    • Adjusting Variable Speed (Droop) on Generator Set Engines
    • Checking Crankshaft Vibration Damper (6-Cylinder Engine Only)
    • Flushing Cooling System
    • Testing Thermostats Opening Temperature
    • Check and Adjust Valve Clearance
  • Service as Required
    • Additional Service Information
    • Do Not Modify Fuel System
    • Adding Coolant
    • Replacing Single Stage Air Cleaner
    • Replacing Axial Seal Air Cleaner Filter Element
    • Replacing Radial Seal Air Cleaner Filter Element
    • Replacing Fan and Alternator Belts
    • Power Take-Off (PTO) Clutch
    • Checking Fuses
    • Bleeding the Fuel System
  • Troubleshooting
    • General Troubleshooting Information
    • Engine Wiring Diagram Legend (North America)
    • Wiring Diagram (North America)
    • Engine Wiring Diagram Legend—VDO Instrument Panel (Except North America)
    • Engine Wiring Diagram—VDO Instrument Panel (Except North America)
    • Engine Troubleshooting
  • Storage
    • Engine Storage Guidelines
    • Use AR41785 Engine Storage Kit
    • Preparing Engine for Long Term Storage
    • Removing Engine from Long Term Storage
  • Specifications
    • General OEM Engine Specifications
    • Fuel Injection Pump Specifications1
    • Engine Crankcase Oil Fill Quantities
    • Unified Inch Bolt and Cap Screw Torque Values
    • Metric Bolt and Cap Screw Torque Values
  • Lubrication and Maintenance Records
    • Using Lubrication and Maintenance Records
    • Daily (Prestarting) Service
    • 250 Hour/6 Month Service
    • 600 Hour/12 Month Service
    • 2000 Hour/24 Month Service
    • Service as Required
  • Emission System Warranty
    • U.S. EPA Emissions Control Warranty Statement
    • Emissions Control System Certification Label
  • John Deere Service Literature Available
    • Technical Information
    • Publications for this Engine
  • John Deere Service Keeps You On the Job
    • John Deere Parts
    • The Right Tools
    • Well-Trained Technicians
    • Prompt Service
• Page Numbers
  • Section 01
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  • Section 05
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  • Section 10
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    • 13
  • Section 15
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    • 17
  • Section 20
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  • Section 25
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  • Section 30
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  • Section 40
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  • Section 45
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  • Section 50
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  • Section 55
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  • Section 60
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  • Section 65
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  • Section 70
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  • Section 75
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  • Section 80
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  • Section IBC
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