John Deere 8.1L 6081HFN04 Natural Gas Engine Operator Manual OMRG33363

Contents:
Identification Numbers
Record Engine Serial Number
Engine Identification Tags
Engine Option Codes
Safety
Handle Compressed Natural Gas Safely
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
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
Fuels, Lubricants, and Coolants
Natural Gas Fuels
Natural Gas Engine Break-In Oil
Natural Gas Engine Oil
Oilscanâ„¢ and CoolScanâ„¢
Natural Gas Engine Oil Filter
Cold Weather Operation
Alternative and Synthetic Lubricants
Lubricant Storage
Mixing of Lubricants
Multipurpose Extreme Pressure (EP) Grease
Natural Gas Engine Coolant
Engine Coolant Specifications
Testing Natural Gas Engine Coolant
Operating in Warm Temperature Climates
Decommissioning – Proper Recycling and Disposal of Fluids and Components
Operating the Engine
Engine Break-In
Starting the Engine
Warming the Engine
Changing Engine Speed
Idling the Engine
Stopping the Engine
Using a Booster Battery or Charger
Lubrication and Maintenance
Required Emission-Related Information
Observe Service Intervals
Use Correct Fuels, Lubricants, and Coolants
Lubrication and Maintenance Service Interval Chart (for School Bus)
Lubrication and Maintenance Service Interval Chart (for Transit Bus/Refuse Truck)
Lubrication and Maintenance-Daily
Daily Lubrication and Maintenance
Lubrication & Maint./12 Months/25,000 Miles
Lubrication and Maintenance-12 Months/25,000 Miles
Changing Engine Oil and Filter
Servicing Battery
Checking Belt Tensioner
Visually Inspecting Coolant Pump
Checking Air Intake System
Checking Cooling System
Checking Effectiveness of Coolant Solution
Replenishing Supplemental Coolant Additives (SCAs) Between Coolant Changes
Replacing Spark Plugs
Checking Engine Mounts
Re-Torque Intake And Exhaust Manifold Cap Screws And Nuts
Lubrication & Maint./24 Months/50,000 Miles
Lubrication and Maintenance-24 Months/50,000 Miles
Cleaning Crankcase Vent Tube
Checking Crankshaft Vibration Damper
Inspecting Natural Gas Fuel Lines
Pressure Testing Cooling System
Flushing and Refilling Cooling System
Inspect Thermostat and Test Opening Temperature
Inspecting Air Compressor
Checking and Adjusting Valve Clearance
Service as Required
Additional Service Information
Replacing Belts
Replacing Air Cleaner Elements
Adding Coolant
Replacing Natural Gas Filter Element
Precautions for Welding on Vehicles Equipped with Electronic Engine Control Unit (ECU)
Precautions when Steam Cleaning a Natural Gas Engine
Retorque Exhaust Manifold and Intake Manifold
Troubleshooting
Diagnostic Overview
Using Blink Code Method to Retrieve Diagnostic Trouble Codes (DTCs)
Listing of Blink Codes on ECU (For Diagnosing Engine Problems)
Natural Gas Engine Component Location Diagram
Storage
Engine Storage Guidelines
Storing the Engine
Removing Engine from Storage
Specifications
Engine Specifications
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
12 Months/25,000 Miles Service
24 Months/50,000 Miles Service
Service as Required
Emissions System Warranty
Emissions System Label
U.S. Emissions Control Warranty Statement
California Emission Control Warranty Statement (California Only)