John Deere 770G, 770GP, 772G & 772GP Graders Operator’s Manual PDF

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John Deere 770G, 770GP, 772G & 772GP Motor Graders Operator’s Manual – PDF DOWNLOAD

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John Deere 770G, 770GP, 772G & 772GP Motor Graders Operator’s Manual – PDF DOWNLOAD

• P/N: OMT251544_51
• Language: English
• Division: Construction
• Product Lines: Motor Graders
• Publication Type: Operator’s Manuals
• Associated Models: 770G, 770GP, 772G, 772GP
• Serial: (—634753) ENGINES 6090HDW01, 6090HDW04
• Additional Information: For complete service information also see T251545, PC10102, PC10103

IMAGES PREVIEW OF THE MANUAL:

TABLE OF CONTENTS:

John Deere 770G, 770GP, 772G & 772GP Motor Graders Operator’s Manual – PDF DOWNLOAD

Contents 19
Safety—Safety and Operator Conveniences 25
Safety and Operator Convenience Features 25
Safety—General Precautions 26
Recognize Safety Information 26
Follow Safety Instructions 26
Operate Only If Qualified 26
Wear Protective Equipment 27
Avoid Unauthorized Machine Modifications 27
Inspect Machine 27
Stay Clear of Moving Parts 27
Avoid High-Pressure Fluids 28
Avoid High-Pressure Oils 28
Work In Ventilated Area 29
Prevent Fires 29
Prevent Battery Explosions 30
Handle Chemical Products Safely 30
Dispose of Waste Properly 30
Prepare for Emergencies 31
Clean Debris from Machine 31
Safety—Operating Precautions 32
Use Steps and Handholds Correctly 32
Start Only From Operator’s Seat 32
Use and Maintain Seat Belt 32
Prevent Unintended Machine Movement 32
Avoid Work Site Hazards 33
Keep Riders Off Machine 33
Avoid Backover Accidents 34
Avoid Machine Tip Over and Machine Damage 34
Operating Or Traveling On Public Roads 34
Inspect and Maintain ROPS 35
Operating in Water and Mud 35
Add and Operate Attachments Safely 35
Safety—Maintenance Precautions 36
Park And Prepare For Service Safely 36
Service Cooling System Safely 36
Remove Paint Before Welding or Heating 37
Make Welding Repairs Safely 37
Drive Metal Pins Safely 37
Service Tires Safely 38
Safety—Safety Signs 39
Safety Signs 39
Operation—Operator’s Station 41
Advanced Display Unit (ADU) 41
Display Unit Functions 42
Display Unit—Normal Display 47
Display Unit—Main Menu 48
Display Unit—Main Menu—Codes 49
Display Unit—Main Menu—Codes—Active Codes and Stored Codes 49
Display Unit—Main Menu—Machine Settings 50
Display Unit—Main Menu—Machine Settings—Reverse Fan Cycle 50
Display Unit—Main Menu—Machine Settings—Manual Fan Reversal 51
Display Unit—Main Menu—Machine Settings—Job Timer 51
Display Unit—Main Menu—Machine Settings—Stopwatch 51
Display Unit—Main Menu—Machine Settings—Auto Shutdown 52
Display Unit—Main Menu—Machine Settings—Rear Camera Mode—If Equipped 52
Display Unit—Main Menu—Diagnostics 53
Display Unit—Main Menu—Diagnostics—Machine ID 54
Display Unit—Main Menu—Diagnostics—Battery Monitor 54
Display Unit—Main Menu—Diagnostics—Engine Sensors 55
Display Unit—Main Menu—Diagnostics—Transmission Sensors 55
Display Unit—Main Menu—Diagnostics—Hydraulic Sensors 56
Display Unit—Main Menu—Diagnostics—Switch Module 56
Display Unit—Main Menu—Diagnostics—Machine Sensors 56
Display Unit—Main Menu—Diagnostics—Machine Switches 57
Display Unit—Main Menu—Diagnostics—6WD Sensors—If Equipped 57
Display Unit—Main Menu—Diagnostics—Sensors (Grade Pro Machines Only) 58
Display Unit—Main Menu—Diagnostics—Controls (Grade Pro Machines Only) 58
Display Unit—Main Menu—Monitor Settings 59
Display Unit—Main Menu—Security 60
Display Unit—Main Menu—Security—Security 61
Display Unit—Main Menu—Security—Change Owner PIN 61
Display Unit—Main Menu—Security—Manage Operator PINs 62
Display Unit—Main Menu—Security—Manage Transport PIN 63
Display Unit—Main Menu—Security—Delayed Operator Logout 64
Display Unit—Main Menu—Machine Configuration (Grade Pro Machines Only) 64
Display Unit—Main Menu—Machine Configuration—Cross Slope Sensor Cal (Grade Pro Machines Only) 65
Display Unit—Main Menu—Machine Configuration—Cross Slope Sensor Cal—Roll Cal (Grade Pro Machines Only) 66
Display Unit—Main Menu—Machine Configuration—Cross Slope Sensor Cal—Circle Rotate Cal (Grade Pro Machines Only) 69
Display Unit—Main Menu—Machine Configuration—Cross Slope Sensor Cal—Pitch Cal (Grade Pro Machines Only) 71
Display Unit—Main Menu—Machine Configuration—Cross Slope Sensor Cal—Roll and Pitch Cal (Grade Pro Machines Only) 74
Display Unit—Main Menu—Machine Configuration—Valve Cals (Grade Pro Machines Only) 78
Display Unit—Main Menu—Machine Configuration—Valve Cals—Articulation (Grade Pro Machines Only) 79
Display Unit—Main Menu—Machine Configuration—Valve Cals—Blade Side Shift (Grade Pro Machines Only) 80
Display Unit—Main Menu—Machine Configuration—Valve Cals—Circle Rotate Cal (Grade Pro Machines Only) 81
Display Unit—Main Menu—Machine Configuration—Valve Cals—Circle Side Shift Cal (Grade Pro Machines Only) 83
Display Unit—Main Menu—Machine Configuration—Valve Cals—Left Blade Lift Cal (Grade Pro Machines Only) 85
Display Unit—Main Menu—Machine Configuration—Valve Cals—Right Blade Lift Cal (Grade Pro Machines Only) 87
Display Unit—Main Menu—Machine Configuration—Valve Cals—Wheel Lean Cal (Grade Pro Machines Only) 89
Display Unit—Main Menu—Machine Configuration—Valve Cals—Steering Cal (Grade Pro Machines Only) 90
Display Unit—Main Menu—Machine Configuration—Valve Cals—Blade Pitch Cal (Grade Pro Machines Only) 91
Display Unit—Main Menu—Machine Configuration—Valve Cals—Rear Aux 1, 2, 3 and Front Aux 1, 2, 3 Cal (Grade Pro Machines Only) 92
Sealed Switch Module (SSM) 94
Switch Module Functions 95
Sealed Switch Module (SSM)—Grade Pro Machines Only 97
Switch Module Functions—Grade Pro Machines Only 98
Front Console 100
Adjusting Front Console 101
6WD On/Off Switch—If Equipped 101
6WD Inching Mode Switch—If Equipped 102
Precision Mode Switch 102
Engine Speed Control Switch Operation 103
Levers 103
Levers—Grade Pro Machines Only 104
Pedals 106
Lights 107
Heating and Fan Controls 108
Fire Extinguisher—If Equipped 108
Opening Lower Front Windows 109
Opening Side Windows 109
Cab Door Release 110
Adjusting Seat 111
Adjusting Premium Seat—If Equipped 112
Adjusting Premium Seat—Grade Pro Machines Only 113
12-Volt Auxiliary Power Outlet 115
Operation—Operating the Machine 116
Inspect Machine Daily Before Starting 116
Check Instruments Before Starting 116
Battery Disconnect Switch 117
Engine Break-In Period 117
Starting the Engine 118
Cold Weather Starting 120
Using Coolant Heater—If Equipped 121
Using Hydraulic Pump Softstart Valve—If Equipped 121
Check Instruments After Starting 121
Stopping the Engine 122
Secondary Steering—If Equipped 122
Emergency Stopping 123
Operation On A Grade 123
Transmission Control and Park Brake Lever Operation 123
Hydraulic Control Lever Operation 124
Hydraulic Control Lever Operation—Grade Pro Machines Only 128
Cross Slope Control System Operation—Grade Pro Machines Only 132
Differential Lock Switch 134
Disengaging and Engaging Saddle Lock Pin 135
Moving Blade to Bank Position 136
6WD Wheel Drive Controls—If Equipped 136
Parking the Machine 137
Transmission—Limp Home 137
Transmission Operation 138
Rear Camera—If Equipped 139
Tire Changing Tip 139
Lifting The Machine 140
Loading Machine on a Trailer 142
Towing Procedure 144
Maintenance—Machine 146
Diesel Fuel 146
Lubricity of Diesel Fuel 147
Handling and Storing Diesel Fuel 147
Biodiesel Fuel 148
Testing Diesel Fuel 149
Minimizing the Effect of Cold Weather on Diesel Engines 150
Low Sulfur Diesel Fuel Conditioner 151
Diesel Engine Break-In™ Oil— Non-Emissions Certified and Certified Tier 1, Tier 2, Tier 3, Stage I, Stage II, and Stage III 151
Diesel Engine Oil—9 0L Tier 3 and Stage III A Engines 152
Diesel Engine Oil and Filter Service Intervals—9 0L Tier 3 and Stage III A Engines 153
Diesel Engine Oil—9 0L Stage II Engine 154
Diesel Engine Oil and Filter Service Intervals—9 0L Stage II 155
Hydraulic Oil 156
Transmission, Axle, Tandem Drive, Circle Gear Case, and 6WD Hubs Oil—If Equipped 157
Grease with Molybdenum Disulfide 157
Alternative and Synthetic Lubricants 158
Diesel Engine Coolant (engine with wet sleeve cylinder liners) 159
Drain Intervals for Diesel Engine Coolant 160
John Deere COOL-GARD™ II Coolant Extender 160
Supplemental Coolant Additives 161
Operating in Warm Temperature Climates 161
Additional Information About Diesel Engine Coolants and John Deere COOL-GARD™ II Coolant Extender 162
Testing Diesel Engine Coolant 163
Maintenance—Periodic Maintenance 164
Engine Identification 164
Service Your Machine at Specified Intervals 166
Check the Hour Meter Regularly 166
Fuel Tank 166
Prepare Machine for Maintenance 167
Locking Machine Frame 167
Service Doors 168
Fluid Analysis Program Test Kits and 3-Way Coolant Test Kit 168
Service Intervals 169
Required Parts 171
Maintenance—As Required 173
Transmission Control Unit (TCU) Calibration 173
6WD Controller Calibration (If Equipped) 174
Cleaning Radiator, Charge Air Cooler, Hydraulic/Axle Oil Cooler, Transmission Oil Cooler, and Air Conditioner Condenser 176
Clean and Tighten Battery Terminals 178
Cleaning or Replacing Cab Fresh Air and Recirculation Filter 179
Lubricate Circle Pinion 179
Checking Tire Pressure 180
Checking Blade Circle and Draft Frame Wear Inserts 181
Checking Blade Lift Cylinder Sockets 181
Lubricate Saddle Locking Pin Holes 182
Blade Side Shift Wear Insert Adjustment 182
Inspecting Accessory Belt and Belt Tensioner Spring 183
Cleaning Engine Air Intake Filter Elements 184
Replace Starting Fluid Cylinder—If Equipped 185
Draining Fuel Tank Sump 185
Draining Primary Fuel Filter/Water Separator 186
Draining Auxiliary Fuel Filter/Water Separator—If Equipped 186
Check Coolant 187
Check Rear Camera—If Equipped 188
Calibrate Cross Slope Sensors—If Equipped 188
Calibrate Hydraulic Valves—If Equipped 188
Maintenance—Every 10 Hours or Daily 189
Checking Hydraulic Tank Oil Level 189
Checking Transmission Oil Level 189
Checking Engine Oil Level 190
Checking Engine Coolant Surge Tank Level 190
Maintenance—Every 50 Hours 191
Lubricate Frame Hinge Pivots 191
Lubricate Lift Cylinders 191
Lubricate Draft Frame Ball 191
Lubricate Front Mounted Scarifier or Dozer Blade—If Equipped 192
Lubricate Balderson™ Style Front Lift Group—If Equipped 193
Lubricate Front Axle Oscillation Pin 193
Lubricate Front Axle Lean Pivot Casting Pins 194
Lubricate Front Axle Lean Bar Pivot 194
Lubricate Front Axle Steering Pins 195
Lubricate Tie Rod Ends 195
Lubricate Steering Cylinders 196
Lubricate Midmount Scarifier—If Equipped 196
Lubricate Circle Side Shift Cylinder 197
Lubricate Saddle Locking Pin 197
Maintenance—Initial Service – 250 Hours 198
Changing Engine Break-In Oil and Replacing Filter 198
Changing Engine Break-In Oil (Quick Service)—If Equipped 199
Replacing Axle Housing Oil Filter 199
Replacing Transmission Oil Filter 200
Transmission Control Unit (TCU) Calibration 200
Maintenance—Every 250 Hours 201
Check Battery Electrolyte Level 201
Checking Axle Housing Oil Level 202
Checking Receiver-Dryer Moisture Indicator—If Equipped 202
Checking 6WD Hub Oil Level—If Equipped 203
Take Engine Oil Sample 203
Maintenance—Every 500 Hours 204
Checking Tandem Oil Level 204
Lubricate Tandem Pivots 204
Changing Engine Oil and Replacing Filter 205
Changing Engine Oil (Quick Service)—If Equipped 206
Checking Circle Gear Case Oil Level 206
Checking Brake Accumulator 207
Replacing Final Fuel Filter 207
Replacing Primary Fuel Filter/Water Separator 208
Replacing Auxiliary Fuel Filter/Water Separator—If Equipped 209
Replace Fast Fill Fuel Filter—If Equipped 209
Take Fluid Samples 210
Maintenance—Every 1000 Hours 211
Changing 6WD Hub Oil—If Equipped 211
Adjusting Front Wheel Bearings—Standard Axle Only 212
Replacing Engine Air Intake Cleaner Elements 213
Checking Engine Air Intake Hoses 213
Check Coolant 213
Replacing In-Line Fuel Strainer 214
Maintenance—Every 2000 Hours 215
Changing Axle Housing Oil 215
Changing Transmission Oil and Cleaning Transmission Pump Inlet Screen 215
Changing Transmission Oil (Quick Service)—If Equipped 216
Transmission Control Unit (TCU) Calibration 216
Replacing Rear Axle Breather Filter and Hydraulic Tank Breather Filter 217
Changing Circle Gear Case Oil 217
Adjusting Engine Valve Clearance (Lash) 217
Cleaning Engine Crankcase Ventilation Tube 218
Replacing Axle Housing Oil Filter 218
Replacing Hydraulic Oil Filter 219
Replacing Transmission Oil Filter 219
Maintenance—Every 4000 Hours 220
Changing Hydraulic Tank Oil 220
Changing Hydraulic Tank Oil (Quick Service)—If Equipped 221
Changing Tandem Oil 222
Replacing Engine Crankshaft Damper 223
Maintenance—Every 6000 Hours 224
Drain, Flush, and Refill Cooling System 224
Drain, Flush, and Refill Cooling System (Quick Service)—If Equipped 227
Miscellaneous—Machine 228
Bleeding Service Brake 228
Bleeding the Fuel System 228
Checking Fuel Tank Vent Hose 228
Cleaning Cab Drains 229
Handling, Checking, and Servicing Batteries Carefully 230
Precautions for Alternator and Regulator 231
Using Booster Batteries—24 Volt System 231
Using Battery Charger 233
Removing and Replacing Batteries 234
JDLink™ Machine Monitoring System (MMS)—If Equipped 234
Fuse Panel 234
Fuse (Blade-Type) Color Codes 236
Welding Procedure 237
Checking and Adjusting Cylinder Ball and Socket Clearances 237
Checking Draft Ball Pivot Clearance 238
Replacing Front and Midmount Scarifier Shank 238
Replacing Rear Scarifier Shank 238
Replacing Front, Midmount, and Rear Scarifier Teeth 239
Replacing Ripper Teeth 239
Fluid Sampling Test Ports 240
Unified Inch Bolt and Cap Screw Torque Values 241
Metric Bolt and Cap Screw Torque Values 242
Miscellaneous—Operational Checkout 243
Operational Checkout 243
Diagnostic Trouble Code Check 243
Ignition OFF, Engine OFF Checks 243
Ignition ON, Engine OFF Checks 244
Ignition ON, Engine ON Checks 249
Miscellaneous—Troubleshooting 264
Troubleshooting Procedure 264
Engine 265
Battery 270
Hydrostatic Front Wheel Drive 271
Transmission- and Hydraulic-Related 272
Park Brake 273
Differential 273
Hydraulic System 274
Steering System 275
Service Brake 275
Air Conditioning Electrical 276
Heater System 277
Miscellaneous—Storage 278
Prepare Machine for Storage 278
Monthly Storage Procedure 279
Miscellaneous—Machine Numbers 280
Record Product Identification Number (PIN) 280
Record Engine Serial Number 280
Record Transmission Serial Number 280
Record Hydraulic Pump Serial Number 280
Keep Proof of Ownership 281
Keep Machines Secure 281
Miscellaneous—Specifications 282
Engine Specifications 282
Machine Specifications 283
Drain and Refill Capacities 286
Page Number 19
Section 1-1 25
Section 1-2 26
Section 1-3 32
Section 1-4 36
Section 1-5 39
Section 2-1 41
Section 2-2 116
Section 3-1 146
Section 3-2 164
Section 3-3 173
Section 3-4 189
Section 3-5 191
Section 3-6 198
Section 3-7 201
Section 3-8 204
Section 3-9 211
Section 3-10 215
Section 3-11 220
Section 3-12 224
Section 4-1 228
Section 4-2 243
Section 4-3 264
Section 4-4 278
Section 4-5 280
Section 4-6 282

S.V 04/24