John Deere 12.5L 6125AFM01 Marine Diesel Engine Operator Manual OMRG28994

Contents:
Record Keeping
PowerTech is a trademark of Deere & Company.â„¢ Medallion
Record Engine Serial Number
Engine Option Codes
Safety
Recognize Safety Information
Understand Signal Words
Follow Safety Instructions
Replace Safety Signs
Prevent Machine Runaway
Handle Fuel Safely-Avoid Fires
Prepare for Emergencies
Handle Starting Fluid Safely
Handle Fluids Safely-Avoid Fires
Service Machines 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
Do Not Open High-Pressure Fuel System
Remove Paint Before Welding or Heating
Service Cooling System Safely
Install All Guards
Avoid Hot Exhaust
Exhaust Filter Cleaning
Avoid Harmful Asbestos Dust
Prevent Battery Explosions
Work in Clean Area
Illuminate Work Area Safely
Handling Batteries Safely
Protect Against High Pressure Spray
Use Proper Lifting Equipment
Use Proper Tools
Decommissioning – Proper Recycling and Disposal of Fluids and Components
Precautions for Welding
California Proposition 65 Warning
Fuels, Lubricants, and Coolant
Diesel Fuel
Diesel Fuel Additive Products
Lubricity of Diesel Fuel
Filling Fuel Tank
Diesel Fuel Storage
Testing Diesel Fuel
Minimizing the Effect of Cold Weather on Diesel Engines
Bio-Diesel Fuel
Handling And Storing Bio-Diesel Fuel
Aviation (Jet) Fuels
Kerosene (Burner) Fuels
Diesel Engine Break-In Oil
Diesel Engine Oil
Extended Diesel Engine Oil Service Intervals
Mixing of Lubricants
OILSCAN OILSCAN is a trademark of Deere & Company.â„¢and COOLSCAN COOLSCAN is a trademark of Deere & Company.â„¢
Alternative and Synthetic Lubricants
Lubricant Storage
Multipurpose Extreme Pressure (EP) Grease
Diesel Engine Coolant (engine with wet sleeve cylinder liners)
Additional Information About Diesel Engine Coolants and John Deere LIQUID COOLANT CONDITIONER
Testing Diesel Engine Coolant
Supplemental Coolant Additives
Operating in Warm Temperature Climates
Disposing of Coolant
Engine Operating Guidelines
Sea Trials for Performance and Warranty
John Deere Instrument (Gauge) Panel
John Deere Instrument (Gauge) Panel (Continued)
Using Diagnostic Gauge to Access Engine Information
Using Touch Switches to Display Information
Changing Units of Measure (English or Metric)
Viewing Engine Configuration Data
Viewing Active Engine Service Codes/Diagnostic Trouble Codes (DTCs)
Viewing Stored Service Codes/Diagnostic Trouble Codes (DTCs) in the Engine ECU
Normal Engine Operation
Break-In Service
Auxiliary Gear Drive Limitations
Generator Set Applications
Starting the Engine
Restarting Engine Which Has Run Out Of Fuel (Later Engines) (011111- )
Cold Weather Operation
Warming Engine
Avoid Excessive Engine Idling
Stopping the Engine
Using a Booster Battery or Charger
HelmView Display Panel
Product Information
Display Features
Navigation
Setting up your display for the first time
Product Features
Reprogramming the Display
Group Numbers
Lubrication and Maintenance
Required Emission-Related Information
Observe Service Intervals
Use Correct Fuels, Lubricants, and Coolant
Lubrication and Maintenance Service Interval Chart-Propulsion and Prime Power Units
Lubrication and Maintenance Service Interval Chart-Standby Generator Sets
Lubrication and Maintenance/Daily
Daily Prestarting Checks
Lubrication & Maintenance – 250 Hours/6 Months
Servicing Fire Extinguisher
Servicing Battery
Changing Engine Oil and Replacing Oil Filter
Visually Inspecting Coolant Pump
Checking Engine Mounts
Inspect and Replace Zinc Plugs – Heat Exchanger Engines
Lubrication & Maintenance – 500 Hours/12 Months
Cleaning and Inspecting Crankcase Ventilation Assembly
Checking Air Intake System
Replacing Final (Secondary) and Primary Fuel Filter Elements (Earlier Engines)
Replacing Fuel Filter Elements-Continued
Checking Engine Electrical Ground Connections
Checking Belt Tension and Belt Wear
Checking Cooling System
Checking Effectiveness of Coolant Solution
Adding Supplemental Coolant Additives (SCAs)
Pressure Testing Cooling System
Inspecting and Cleaning Heat Exchanger Core (Heat Exchanger Engines)
Lubrication & Maintenance – 2000 Hour/24 Month
Checking and Adjusting Engine Speeds
Checking and Adjusting Engine Valve Clearance and Electronic Unit Injector Preload
Checking Crankshaft Vibration Damper
Checking Insulation on Manifolds/Turbocharger
Flushing and Refilling Cooling System
Replacing Sea Water Pump Impeller With Pump Installed On Engine (Heat Exchanger Engines)
Removing and Installing Sea Water Pump
Disassembling, Inspecting and Repairing Sea Water Pump
Assembling Sea Water Pump
Service as Required
Additional Service Information
Replacing Fuel Filter/Cleaning Water Separator- Later Engines With Single Fuel Filter
Adding Coolant
Removing and Installing Thermostats
Inspecting Thermostats and Testing Opening Temperature
Servicing Air Cleaner Filter Element
Replacing Air Cleaner Filter Element
Replacing Poly V-Belt
Draining Fuel Filter Water Separator Bowl
Bleeding the Fuel System-Dual Fuel Filter (Earlier Engines) ( -011110)
Bleeding Fuel System-Single Fuel Filter (Later Engines) (011111- )
Checking Fuse
Checking Air Compressor
Troubleshooting
General Troubleshooting Information
Transition Harness Wiring Diagram
Coolant and Sea Water Flow-Heat Exchanger Engines
Electrical System Layout – 12.5 L Marine Engines
Precautions for Welding
Precautions For Welding On Vessels Equipped With Electronic Engine Control Unit (ECU)
Engine Wiring Diagram for John Deere Main (Wheel House) Instrument Panel
Engine Wiring Diagram for John Deere Main Instrument Panel (Continued)
Engine Wiring Diagram for John Deere Optional Flybridge Instrument Panel
Engine Wiring Diagram for John Deere Flybridge Instrument Panel (Continued)
Engine Wiring Diagram for John Deere Electronic Control Unit (ECU)
Engine Wiring Diagram for John Deere Electronic Control Unit (ECU) (Continued)
Engine Troubleshooting
Engine Troubleshooting (Continued)
Engine Troubleshooting (Continued)
Lubrication System Troubleshooting
Cooling System Troubleshooting
Air Intake System Troubleshooting
Low Pressure Fuel System Troubleshooting
Diagnostic Trouble Code Procedure
Listing of Diagnostic Trouble Codes (DTCs)
Listing of Diagnostic Trouble Codes (DTCs) (Continued)
Intermittent Fault Diagnostics
Storage
Engine Storage Guidelines
Preparing Engine for Long-Term Storage
Removing Engine from Long-Term Storage
Specifications
General Engine Specifications
Engine Power Specifications – Propulsion Applications
Engine Power Specifications – Generator Set Applications
Engine Crankcase Oil Fill Quantities
Unified Inch Bolt and Screw Torque Values
Metric Bolt and Screw Torque Values
Lubrication and Maintenance Records
Using Lubrication and Maintenance Records
Daily (Prestarting) Service
250 Hour/6 Month Service
500 Hour/12 Month Service
2000 Hour/24 Month Service
Service As Required
Emission Systems Warranty
Emissions Control System Certification Label
U.S. Marine Compression-Ignition Engine Emission Control Warranty Statement
European Union (EU) Declaration of Emissions Conformity
John Deere Service Literature Available
Technical Information