Complete Operator's Manual for John Deere 670D, 672D, 770D, 772D, 870D, and 872D Motor Graders, with all the shop information to maintain & operate the Grader.

omt202890 - 670D, 672D, 770D, 772D, 870D, and 872D Motor Graders Operator's Manual.pdf

Total Pages: 613 pages
File Format: PDF (Internal Links, Bookmarked, Table of Contents, Searchable, Printable, high quality)
Language: English

omt202890 - 670D, 672D, 770D, 772D, 870D, and 872D Motor Graders

Table of Contents

Foreword

Emission Control Statement

Technical Information Feedback Form

Section 1-1: Safety—Safety and Operator Conveniences

Safety and Operator Convenience Features

Section 1-2: Safety—General Precautions

Recognize Safety Information

Follow Safety Instructions

Operate Only If Qualified

Wear Protective Equipment

Avoid Unauthorized Machine Modifications

Inspect Machine

Stay Clear of Moving Parts

Avoid High-Pressure Fluids

Avoid High-Pressure Oils

Work In Ventilated Area

Prevent Fires

Prevent Battery Explosions

Handle Chemical Products Safely

Dispose of Waste Properly

Prepare for Emergencies

Clean Debris from Machine

Section 1-3: Safety—Operating Precautions

Use Steps and Handholds Correctly

Start Only From Operator's Seat

Use and Maintain Seat Belt

Prevent Unintended Machine Movement

Avoid Work Site Hazards

Keep Riders Off Machine

Avoid Backover Accidents

Avoid Machine Tip-Over

Operating or Traveling On Public Roads

Inspect and Maintain ROPS

Add and Operate Attachments Safely

Prevent Unintended Detonation of Explosive Devices

Section 1-4: Safety—Maintenance Precautions

Park and Prepare for Service Safely

Service Cooling System Safely

Remove Paint Before Welding or Heating

Make Welding Repairs Safely

Drive Metal Pins Safely

Service Tires Safely

Section 1-5: Safety—Safety Signs

Motor Graders

Section 2-1: Operation—Operator’s Station

Monitor Panel (CMU)

Monitor Panel Functions

Operating Monitor Display Menus

Switch Pad

Switch and Accessory Functions

Front Console

Adjusting Front Console

6WD On/Off Switch—If Equipped—Early Machines

6WD On/Off Switch—If Equipped—Later Machines

6WD Inching Mode Switch—If Equipped—Early Machines

6WD Inching Mode Switch—If Equipped—Later Machines

Aggressiveness Mode Switch Operation—Early Machines

Precision Mode Switch—Later Machines

Engine Speed Control Switch Operation

Levers

Pedals

Lights

Heating and A/C Controls—If Equipped

Opening Lower Front Windows

Opening Side Windows

Cab Door Release

Adjusting Seat

12-Volt Auxiliary Power Outlet

Fire Extinguisher Location

Section 2-2: Operation—Operating the Machine

Inspect Machine Daily Before Starting

Inspect Daily Before Starting

Check Instruments Before Starting

Battery Disconnect Switch

Engine Break-In Period

Starting the Engine

Cold Weather Starting

Using Engine Coolant Heater—If Equipped

Using Hydraulic Pump Softstart Valve—If Equipped

Check Instruments After Starting

Stopping the Engine

Emergency Stopping

Lever Operation

Differential Lock Switch

Disengaging and Engaging Saddle Lock Pin

Moving Blade to Bank Position

6WD Wheel Drive Controls—If Equipped

Parking the Machine

Transmission—Limp Home

Transmission Operation

Tire Changing Tip

Loading Machine on a Trailer

Towing Procedure

Section 3-1: Maintenance—Machine

Diesel Fuel

Lubricity of Diesel Fuel

Handling and Storing Diesel Fuel

Biodiesel Fuel

Testing Diesel Fuel

Minimizing the Effect of Cold Weather on Diesel Engines

Low Sulfur Diesel Fuel Conditioner

Diesel Engine Break-In™ Oil

Diesel Engine Oil

Diesel Engine Oil and Filter Service Intervals

Hydraulic Tank Oil

Transmission, Differential Housing, Tandem Drive, 6WD Hubs—If Equipped, and Circle Gear Case Oil

Grease

Alternative and Synthetic Lubricants

Lubricant Storage

Mixing of Lubricants

Heavy Duty Diesel Engine Coolant

Drain Intervals for Diesel Engine Coolant

John Deere COOL-GARD™ II Coolant Extender

Supplemental Coolant Additives

Operating in Warm Temperature Climates

Additional Information About Diesel Engine Coolants and John Deere COOL-GARD™ II Coolant Extender

Testing Diesel Engine Coolant

Section 3-2: Maintenance—Periodic Maintenance

Service Your Machine at Specified Intervals

Check the Hour Meter Regularly

Fuel Tank

Prepare Machine for Maintenance

Locking Machine Frame

Service Doors

Fluid Analysis Program Test Kits and 3-Way Coolant Test Kit

Service Intervals

Required Parts

Section 3-3: Maintenance—As Required

Checking Starting Fluid Cylinder—If Equipped

Cleaning or Replacing Cab Fresh Air and Recirculation Filter

Lubricate Circle Pinion

Checking Tire Pressure

Checking Blade Circle and Draft Frame Wear Inserts

Checking Blade Lift Cylinder Sockets

Checking Blade Wear Inserts

Lubricate Saddle Lock Pin Holes

Cleaning Engine Air Intake Filter Elements

Clean and Tighten Battery Terminals

Replacing Inline Fuel Strainer—700 and 800 Series Only

Draining Fuel Tank Sump

Inspecting Accessory Belt, Belt Tensioner Spring, and Fan Belt

Cleaning Radiator, Oil Cooler, Charge Air Cooler, Fuel Cooler, and Air Conditioning Condenser

Check Coolant

Section 3-4: Maintenance—Every 10 Hours or Daily

Checking Hydraulic Tank Oil Level

Checking Transmission Oil Level

Checking Engine Oil Level

Checking Engine Coolant Surge Tank Level

Section 3-5: Maintenance—Every 50 Hours

Lubricate Rear Mounted Ripper/Scarifier—If Equipped

Lubricate Mid-Mount Scarifier—If Equipped

Lubricate Frame Hinge and Steering Pivots

Lubricate Lift Cylinder Yoke Pivots

Lubricate Draft Frame Ball

Lubricate Front Axle Lean Cylinder Pivots (Standard Axle)

Lubricate Front Axle Lean Cylinder Pivots (6WD Axle)

Lubricate Front Mounted Scarifier—If Equipped

Lubricate Dozer Blade—If Equipped

Lubricate Lean Pivot Casting Pins

Lubricate Front Axle Lean Yoke Pivots (6WD Axle)

Lubricate Front Axle Oscillating Pin

Lubricate Front Axle Lean Bar Pivot (Standard Axle)

Lubricate Front Axle Lean Bar Pivot (6WD Axle)

Lubricate Front Axle Steering Pins (Standard Axle)

Lubricate Front Axle Steering Pins (6WD Axle)

Lubricate Tie Rod Ends (6WD Axle)

Lubricate Tie Rod Ends (Standard Axle)

Lubricate Steering Cylinder Pivots—Head End (Standard Axle)

Lubricate Steering Cylinder Pivots—Head End (6WD Axle)

Lubricate Blade Lift Arms and Cylinders

Lubricate Saddle Lock Pin

Lubricate Blade Pitch Cylinder Pivots

Draining Primary Fuel Filter/Water Separator

Section 3-6: Maintenance—Initial Service - 100 Hours

Replacing Transmission Oil Filter

Changing Engine Break-In Oil and Replacing Filter

Replacing Differential Housing Oil Filter

Section 3-7: Maintenance—Every 250 Hours

Checking Differential Housing Oil Level

Checking Receiver-Dryer Moisture Indicator—If Equipped

Checking 6WD Hub Oil Level—If Equipped

Handling, Checking, and Servicing Batteries Carefully

Check Battery Electrolyte Level

Lubricate Fan Drive Shaft (S.N. 610545 — )

Take Engine Oil Sample

Section 3-8: Maintenance—Every 500 Hours

Checking Tandem Oil Level

Replacing Transmission Oil Filter

Changing Engine Oil and Replacing Filter

Checking Circle Drive Gear Case Oil Level

Checking Brake Accumulator

Replacing Final Fuel Filter

Replacing Primary Fuel Filter

Take Fluid Samples

Section 3-9: Maintenance—Every 1000 Hours

Replacing Differential Housing Oil Filter

Changing 6WD Hub Oil—If Equipped

Adjusting Front Wheel Bearings—Standard Axle Only

Replacing Engine Air Intake Cleaner Elements

Cleaning or Replacing Dust Cup—600 Series Only

Checking Engine Air Intake Hoses

Check Coolant

Section 3-10: Maintenance—Every 2000 Hours

Replacing Axle Breather Filter and Hydraulic Tank Breather Filter

Changing Differential Housing Oil

Changing Transmission Oil and Cleaning Transmission Pump Inlet Screen

Changing Circle Gear Case Oil

Adjusting Engine Valve Clearance (Lash)

Lubricate Tandem Pivots

Cleaning Engine Crankcase Ventilation Tube

Replacing Hydraulic Oil Filter

Section 3-11: Maintenance—Every 4000 Hours

Changing Hydraulic Tank Oil

Changing Tandem Oil

Replacing Engine Crankshaft Dampener

Section 3-12: Maintenance—Every 6000 Hours

Draining the Cooling System

Filling the Cooling System

Section 4-1: Miscellaneous—Machine

Bleeding Service Brake

Bleeding the Fuel System

Do Not Service Control Valves, Cylinders, Pumps, or Motors

Checking Washer Fluid Level

Inspecting And Cleaning Dusty Primary And Secondary Element

Cleaning Cab Drains

Precautions for Alternator and Regulator

Using Booster Batteries—24-Volt System

Using Battery Charger

Removing and Replacing Batteries

JDLink™ Machine Monitoring System (MMS)—If Equipped

Fuse Panel

Fuse (Blade-Type) Color Codes

Welding On Machine

Welding Near Electronic Control Units

Keep Electronic Control Unit Connectors Clean

Checking and Adjusting Cylinder Ball and Socket Clearances

Checking Draft Ball Pivot Clearance

Replacing Scarifier Shank

Replacing Scarifier Tooth

Replacing Ripper Tooth

Adjusting Ripper Digging Depth

Engine Speeds

Fluid Sampling Test Ports—If Equipped

Hardware Torque Specifications

Unified Inch Bolt and Screw Torque Values

Metric Bolt and Screw Torque Values

Section 4-2: Miscellaneous—Operational Checkout

Operational Checkout

Section 4-3: Miscellaneous—Troubleshooting

Troubleshooting Procedure

Engine

Battery

Hydrostatic Front Wheel Drive

Transmission- and Hydraulic-Related

Park Brake

Differential

Hydraulic System

Steering System

Service Brake

Air Conditioning Electrical

Heater System

Diagnostic Trouble Code Quick Reference List

Section 4-4: Miscellaneous—Storage

Prepare Machine for Storage

Monthly Storage Procedure

Section 4-5: Miscellaneous—Machine Numbers

Record Product Identification Number (PIN)

Record Engine Serial Number

Record Transmission Serial Number

Record Hydraulic Pump Serial Number

Keep Proof of Ownership

Keep Machines Secure

Section 4-6: Miscellaneous—Specifications

Machine Specifications—670D and 672D

Machine Specifications—770D and 772D

Machine Specifications—870D and 872D

Drain and Refill Capacities

John Deere 670D, 672D, 770D, 772D, 870D, and 872D Motor Graders Operator's Manual (OMT202890)