John Deere 670D 672D 770D 772D 870D & 872D Grader Operator’s Manual PDF

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John Deere 670D, 672D, 770D, 772D, 870D & 872D Motor Graders Operator’s Manual – PDF DOWNLOAD

FILE DETAILS:

John Deere 670D, 672D, 770D, 772D, 870D & 872D Motor Graders Operator’s Manual – PDF DOWNLOAD

• P/N: OMT202890_20
• Language: English
• Division: Construction
• Product Lines: Motor Graders
• Publication Type: Operator’s Manuals
• Associated Models: 670D, 672D, 770D, 772D, 870D, 872D
• Series: D SERIES

IMAGES PREVIEW OF THE MANUAL:

TABLE OF CONTENTS:

John Deere 670D, 672D, 770D, 772D, 870D & 872D Motor Graders Operator’s Manual – PDF DOWNLOAD

Contents 7
Safety—Safety and Operator Conveniences 11
Safety and Operator Convenience Features 11
Safety—General Precautions 12
Recognize Safety Information 12
Follow Safety Instructions 12
Operate Only If Qualified 12
Wear Protective Equipment 13
Avoid Unauthorized Machine Modifications 13
Inspect Machine 13
Stay Clear of Moving Parts 13
Avoid High-Pressure Fluids 14
Avoid High-Pressure Oils 14
Work In Ventilated Area 15
Prevent Fires 15
Prevent Battery Explosions 16
Handle Chemical Products Safely 16
Decommissioning — Proper Recycling and Disposal of Fluids and Components 17
Prepare for Emergencies 17
Clean Debris from Machine 18
Safety—Operating Precautions 19
Use Steps and Handholds Correctly 19
Start Only From Operator’s Seat 19
Use and Maintain Seat Belt 19
Prevent Unintended Machine Movement 19
Avoid Work Site Hazards 20
Keep Riders Off Machine 20
Avoid Backover Accidents 21
Avoid Machine Tip-Over 21
Operating or Traveling On Public Roads 21
Inspect and Maintain ROPS 22
Operating in Water and Mud 22
Add and Operate Attachments Safely 22
Prevent Unintended Detonation of Explosive Devices 22
Safety—Maintenance Precautions 23
Park and Prepare for Service Safely 23
Service Cooling System Safely 23
Remove Paint Before Welding or Heating 24
Make Welding Repairs Safely 24
Drive Metal Pins Safely 24
Service Tires Safely 25
Safety—Safety Signs 26
Motor Graders 26
Operation—Operator’s Station 28
Monitor Panel (CMU) 28
Monitor Panel Functions 29
Operating Monitor Display Menus 31
Switch Pad 41
Switch and Accessory Functions 42
Front Console 43
Adjusting Front Console 43
6WD On/Off Switch—If Equipped—Early Machines 44
6WD On/Off Switch—If Equipped—Later Machines 44
6WD Inching Mode Switch—If Equipped—Early Machines 45
6WD Inching Mode Switch—If Equipped—Later Machines 45
Aggressiveness Mode Switch Operation—Early Machines 46
Precision Mode Switch—Later Machines 46
Engine Speed Control Switch Operation 47
Levers 48
Pedals 49
Lights 49
Heating and A/C Controls—If Equipped 50
Opening Lower Front Windows 50
Opening Side Windows 50
Cab Door Release 51
Adjusting Seat 52
12-Volt Auxiliary Power Outlet 52
Fire Extinguisher Location 53
Operation—Operating the Machine 54
Inspect Machine Daily Before Starting 54
Inspect Daily Before Starting 54
Check Instruments Before Starting 54
Battery Disconnect Switch 55
Engine Break-In Period 55
Starting the Engine 56
Cold Weather Starting 57
Using Engine Coolant Heater—If Equipped 58
Using Hydraulic Pump Softstart Valve—If Equipped 58
Check Instruments After Starting 58
Stopping the Engine 58
Emergency Stopping 58
Lever Operation 59
Differential Lock Switch 63
Disengaging and Engaging Saddle Lock Pin 64
Moving Blade to Bank Position 65
6WD Wheel Drive Controls—If Equipped 65
Parking the Machine 66
Transmission—Limp Home 67
Transmission Operation 68
Tire Changing Tip 69
Loading Machine on a Trailer 69
Towing Procedure 70
Maintenance—Machine 72
Diesel Fuel 72
Lubricity of Diesel Fuel 73
Handling and Storing Diesel Fuel 73
Biodiesel Fuel 74
Testing Diesel Fuel 75
Minimizing the Effect of Cold Weather on Diesel Engines 76
Low Sulfur Diesel Fuel Conditioner 77
Diesel Engine Break-In™ Oil 77
Diesel Engine Oil — Tier 2 and Stage II 78
Diesel Engine Oil and Filter Service Intervals 79
Hydraulic Tank Oil 80
Transmission, Axle, Tandem Drive, Circle Gear Case, and 6WD Hubs Oil—If Equipped 80
Grease with Molybdenum Disulfide 81
Alternative and Synthetic Lubricants 81
Lubricant Storage 81
Mixing of Lubricants 82
Diesel Engine Coolant (engine with wet sleeve cylinder liners) 83
Drain Intervals for Diesel Engine Coolant 84
John Deere COOL-GARD™ II Coolant Extender 84
Supplemental Coolant Additives 85
Operating in Warm Temperature Climates 85
Additional Information About Diesel Engine Coolants and John Deere COOL-GARD™ II Coolant Extender 86
Testing Diesel Engine Coolant 87
Maintenance—Periodic Maintenance 88
Service Your Machine at Specified Intervals 88
Check the Hour Meter Regularly 88
Fuel Tank 88
Prepare Machine for Maintenance 89
Locking Machine Frame 89
Service Doors 90
Fluid Analysis Program Test Kits and 3-Way Coolant Test Kit 90
Service Intervals 91
Required Parts 93
Maintenance—As Required 95
Checking Starting Fluid Cylinder—If Equipped 95
Cleaning or Replacing Cab Fresh Air and Recirculation Filter 95
Lubricate Circle Pinion 96
Checking Tire Pressure 96
Checking Blade Circle and Draft Frame Wear Inserts 98
Checking Blade Lift Cylinder Sockets 98
Checking Blade Wear Inserts 98
Lubricate Saddle Lock Pin Holes 99
Cleaning Engine Air Intake Filter Elements 99
Clean and Tighten Battery Terminals 101
Replacing Inline Fuel Strainer—700 and 800 Series Only 101
Draining Fuel Tank Sump 102
Inspecting Accessory Belt, Belt Tensioner Spring, and Fan Belt 102
Cleaning Radiator, Oil Cooler, Charge Air Cooler, Fuel Cooler, and Air Conditioning Condenser 105
Check Coolant 106
Maintenance—Every 10 Hours or Daily 107
Checking Hydraulic Tank Oil Level 107
Checking Transmission Oil Level 107
Checking Engine Oil Level 108
Checking Engine Coolant Surge Tank Level 109
Maintenance—Every 50 Hours 110
Lubricate Rear Mounted Ripper/Scarifier—If Equipped 110
Lubricate Mid-Mount Scarifier—If Equipped 110
Lubricate Frame Hinge and Steering Pivots 111
Lubricate Lift Cylinder Yoke Pivots 111
Lubricate Draft Frame Ball 112
Lubricate Front Axle Lean Cylinder Pivots (Standard Axle) 112
Lubricate Front Axle Lean Cylinder Pivots (6WD Axle) 112
Lubricate Front Mounted Scarifier—If Equipped 113
Lubricate Dozer Blade—If Equipped 113
Lubricate Lean Pivot Casting Pins 114
Lubricate Front Axle Lean Yoke Pivots (6WD Axle) 114
Lubricate Front Axle Oscillating Pin 114
Lubricate Front Axle Lean Bar Pivot (Standard Axle) 115
Lubricate Front Axle Lean Bar Pivot (6WD Axle) 115
Lubricate Front Axle Steering Pins (Standard Axle) 115
Lubricate Front Axle Steering Pins (6WD Axle) 116
Lubricate Tie Rod Ends (6WD Axle) 116
Lubricate Tie Rod Ends (Standard Axle) 116
Lubricate Steering Cylinder Pivots—Head End (Standard Axle) 117
Lubricate Steering Cylinder Pivots—Head End (6WD Axle) 117
Lubricate Blade Lift Arms and Cylinders 118
Lubricate Saddle Lock Pin 118
Lubricate Blade Pitch Cylinder Pivots 119
Draining Primary Fuel Filter/Water Separator 119
Maintenance—Initial Service – 100 Hours 120
Replacing Transmission Oil Filter 120
Changing Engine Break-In Oil and Replacing Filter 120
Replacing Differential Housing Oil Filter 122
Maintenance—Every 250 Hours 123
Checking Differential Housing Oil Level 123
Checking Receiver-Dryer Moisture Indicator—If Equipped 123
Checking 6WD Hub Oil Level—If Equipped 123
Handling, Checking, and Servicing Batteries Carefully 124
Check Battery Electrolyte Level 125
Lubricate Fan Drive Shaft (S N 610545 — ) 126
Take Engine Oil Sample 126
Maintenance—Every 500 Hours 127
Checking Tandem Oil Level 127
Replacing Transmission Oil Filter 127
Changing Engine Oil and Replacing Filter 127
Checking Circle Drive Gear Case Oil Level 129
Checking Brake Accumulator 129
Replacing Final Fuel Filter 130
Replacing Primary Fuel Filter 130
Take Fluid Samples 131
Maintenance—Every 1000 Hours 132
Replacing Differential Housing Oil Filter 132
Changing 6WD Hub Oil—If Equipped 132
Adjusting Front Wheel Bearings—Standard Axle Only 133
Replacing Engine Air Intake Cleaner Elements 134
Cleaning or Replacing Dust Cup—600 Series Only 134
Checking Engine Air Intake Hoses 135
Check Coolant 137
Maintenance—Every 2000 Hours 138
Replacing Axle Breather Filter and Hydraulic Tank Breather Filter 138
Changing Differential Housing Oil 138
Changing Transmission Oil and Cleaning Transmission Pump Inlet Screen 139
Changing Circle Gear Case Oil 140
Adjusting Engine Valve Clearance (Lash) 140
Lubricate Tandem Pivots 140
Cleaning Engine Crankcase Ventilation Tube 141
Replacing Hydraulic Oil Filter 141
Maintenance—Every 4000 Hours 142
Changing Hydraulic Tank Oil 142
Changing Tandem Oil 143
Replacing Engine Crankshaft Dampener 143
Maintenance—Every 6000 Hours 144
Draining the Cooling System 144
Filling the Cooling System 146
Miscellaneous—Machine 147
Bleeding Service Brake 147
Bleeding the Fuel System 147
Do Not Service Control Valves, Cylinders, Pumps, or Motors 148
Checking Washer Fluid Level 148
Inspecting And Cleaning Dusty Primary And Secondary Element 149
Cleaning Cab Drains 150
Precautions for Alternator and Regulator 150
Using Booster Batteries—24-Volt System 151
Using Battery Charger 152
Removing and Replacing Batteries 152
JDLink™ Machine Monitoring System (MMS)—If Equipped 153
Fuse Panel 153
Fuse (Blade-Type) Color Codes 155
Welding On Machine 155
Welding Near Electronic Control Units 155
Keep Electronic Control Unit Connectors Clean 156
Checking and Adjusting Cylinder Ball and Socket Clearances 156
Checking Draft Ball Pivot Clearance 156
Replacing Scarifier Shank 157
Replacing Scarifier Tooth 157
Replacing Ripper Tooth 157
Adjusting Ripper Digging Depth 158
Engine Speeds 158
Fluid Sampling Test Ports—If Equipped 159
Hardware Torque Specifications 159
Unified Inch Bolt and Screw Torque Values 160
Metric Bolt and Screw Torque Values 161
Miscellaneous—Operational Checkout 162
Operational Checkout 162
Key Switch OFF, Engine OFF Checks 162
Key Switch ON, Engine OFF Checks 162
Key Switch ON, Engine ON Checks 164
Miscellaneous—Troubleshooting 173
Troubleshooting Procedure 173
Engine 174
Battery 179
Hydrostatic Front Wheel Drive 180
Transmission- and Hydraulic-Related 181
Park Brake 182
Differential 182
Hydraulic System 183
Steering System 184
Service Brake 184
Air Conditioning Electrical 185
Heater System 186
Diagnostic Trouble Code Quick Reference List 187
Miscellaneous—Storage 191
Prepare Machine for Storage 191
Monthly Storage Procedure 191
Miscellaneous—Machine Numbers 193
Record Product Identification Number (PIN) 193
Record Engine Serial Number 193
Record Transmission Serial Number 194
Record Hydraulic Pump Serial Number 194
Keep Proof of Ownership 194
Keep Machines Secure 194
Miscellaneous—Specifications 195
Machine Specifications—670D and 672D 195
Machine Specifications—770D and 772D 199
Machine Specifications—870D and 872D 203
Drain and Refill Capacities 206
Page Number 7
Section 1-1 11
Section 1-2 12
Section 1-3 19
Section 1-4 23
Section 1-5 26
Section 2-1 28
Section 2-2 54
Section 3-1 72
Section 3-2 88
Section 3-3 95
Section 3-4 107
Section 3-5 110
Section 3-6 120
Section 3-7 123
Section 3-8 127
Section 3-9 132
Section 3-10 138
Section 3-11 142
Section 3-12 144
Section 4-1 147
Section 4-2 162
Section 4-3 173
Section 4-4 191
Section 4-5 193
Section 4-6 195

S.V 04/24