John Deere 770D Harvester Operator’s Manual OMF066348 – PDF DOWNLOAD

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John Deere 770D Harvester Operator’s Manual OMF066348 – PDF DOWNLOAD

FILE DETAILS:

John Deere 770D Harvester Operator’s Manual OMF066348 – PDF DOWNLOAD

P/N: F066348_NJ
Language: English
Division: Forestry
Product Lines: Wheeled Harvesters
Publication Type: Operator’s Manuals
Associated Models: 770D
Series: D SERIES
Serial: WJ0770D000156–179

IMAGES PREVIEW OF THE MANUAL:

TABLE OF CONTENTS:

John Deere 770D Harvester Operator’s Manual OMF066348 – PDF DOWNLOAD

Contents 7
Safety — Safety Features 11
Timberjack 770D Harvester Safety Features 11
Safety — General Precautions 12
General 12
Recognize Safety Information 12
Understand Signal Words 12
Prepare for Emergencies 13
Wear Protective Clothing 13
Handle Fluids Safely — Avoid Fires 14
Handle Chemical Products Safely 14
Replace Safety Signs 14
Maintain Safety Cabin 15
Install Radio Transmitters Properly 15
Safety — Operating Precautions 16
Inspect Machine 16
Attach Do not Operate Tag 16
Prevent Machine Runaway 17
Use Handholds and Steps 18
Handle Starting Fluids Safely 19
Pay Attention to Bystanders 19
Keep Riders of the Machine 20
Use Seat Belt 20
Avoid Risks under Difficult Conditions 21
Stop Working if Machine Gives an Alarm 21
Keep Danger Zone Clear 22
Avoid Crush Points 22
Avoid Power Cables 23
Driving/Transporting on Public Roads 24
Ensure Safety before Driving on Frozen Waters 25
Prevent Fires 26
What to Do if the Machine Fires? 27
Safety — Maintenance Precautions 28
General 28
Before Servicing 29
Use Proper Clothing 29
Use Proper Tools 30
Support Machine Properly 30
Shut Down Engine, Disconnect Battery Cable 31
Service Cooling System Safely 31
Prevent Battery Explosions 31
Prevent Acid Burns 32
Start Only from Operator’s Seat 32
Beware of Exhaust Fumes 33
Avoid High Pressure Fluids 33
Avoid Heating near Pressurized Fluid Lines 34
Make Welding Repairs Safely 34
Service Tires Safely 35
Refueling and Servicing Fuel System 35
Dispose of Waste Properly 36
Cabin and Controls 37
Cab Component Locator 37
Main Switch 38
Control Lights 38
Dashboard 40
Boom Controls 43
Control Keypads 44
Air Conditioner, Operation Instructions 45
Pedals 46
Adjusting the Operator’s Seat 47
Operating Instructions 48
General 48
Safety Switches and Emergency Stop 48
Boom 49
Brakes 49
Steering 50
High/Low Gear and Front Wheel Drive 51
Differential Locks 52
Frame Brake 52
Before Starting the Engine for the First Time in a Working Day 53
Starting the Engine 54
Cold Weather Starting 56
After Starting 57
Turning off the Engine 58
Off-Road Driving 59
On-Road Driving 60
Transporting and Towing 62
Transporting the Machine 62
Towing the Machine 63
Releasing the Parking Brake 64
Disengaging the Power Transmission System 64
Releasing the Work Brake 65
Releasing the Steering 65
Stowing a Disabled Boom 66
Maintenance — General 68
Maintenance 68
Servicing Safety Precautions 69
Assembly Instructions 70
Tightening Torque for Bolted Joints 70
Welding Instructions 72
Instructions for Cleaning of Lexan/Marguard Windows 74
Wheels 75
Changing Wheels 75
Anti-Slip Fitting 76
Maintenance — Lubricants and Fluids 77
Recommended Lubricants and Fluids 77
Capacities 78
Diesel Fuel 79
Engine Oil 80
Coolant 81
Grease 81
Hydraulic Oil 82
Brake Fluid 82
Gear Oil 82
Maintenance Intervals 83
Checklist — Base Machine 83
Reguired Parts 83
Maintenance — Every 10 Hours or Daily 86
Check the Hydraulic Oil Level 86
Check the Engine Oil Level 86
Remove Sediment and Water from the Primary Fuel Filter 87
Check the Coolant Level 88
Check the Air Filter Indicator 89
Check the Radiator Grille Cleanness 90
Check the Tires Visually for Air Pressure and Overall Shape 90
Other Procedures 91
At the End of the Day Make the Following Maintenance and Check-Ups 91
Fill Up the Fuel Tank 92
Maintenance — Every 50 Hours or Weekly 93
Check the Driving Brake Oil Level and Window Washer Fluid Level 93
Grease the Center Hinge Bearings and Steering Cylinder Bearings 93
Other Procedures 93
Maintenance — Every 250 Hours 94
Clean the Machine 94
Check the Drive Belts Condition 94
Check Oil Levels in the High/Low Gear, Differentials and Hub Gears 95
Check the Proper Function of the Door Safety Switch 95
Other Procedures 96
Maintenance — Every 500 Hours 97
Change Engine Oil And Oil Filter 97
Clean Crank Case Vent Tube 98
Check Air Intake System 98
Replace Fuel Filters 99
Check Belt Tensioner and Belt Wear 100
Check Cooling System and Coolant Solution 102
Remove Sediment and Water from the Fuel Tank 103
Check the Batteries for Charge and Electrolyte Level 104
Check Wear on Frame Brake Linings 104
Grease the Driveshafts 105
Other Procedures 105
Maintenance — Every 1000 Hours 106
Change Hydraulic Oil and Return Filters (2 pcs) 106
Change the Hydraulic Tank Breather 107
Change the Filter of the Driving Pump 108
Check the Exhaust Manifold 108
Other Procedures 108
Maintenance — Every 2000 Hours 109
Check Valve Clearance 109
Change the Coolant 111
Change Oil in the High/Low Gear, Differentials and Hub Gears 113
Other Procedures 116
Maintenance — Periodic Maintenance 117
Maintenance after every Six Months 117
Annual Maintenance 117
Maintenance — As Required 118
When Necessary, Service and Adjust the Following 118
Adjusting the Rotator Link Brakes 118
Cleaning the Fuel Tank Filler Filter 119
Bleeding the Fuel System 119
Maintenance — Boom 122
Maintenance Intervals 122
Every 10 Hours or Daily 123
Every 50 Hours or Weekly 123
Every 250 Hours 125
Every 1000 Hours 126
Every 2000 Hours 126
Maintenance — Machine Storage 127
Preparing Machine for Storage 127
After Storage 128
Hydraulic System — General 129
Working Hydraulic System 129
Hydrostatic System 129
Hydraulic Tank 130
Vacuum Pump 131
Taking an Oil Sample from Hydraulic System 132
Hydraulic System — Bleeding 133
Bleeding Air from the Hydraulic System 133
Bleeding Air from the Hydrostatic System 134
Bleeding Air From the Working Hydraulic System 135
Bleeding the Brakes 136
Hydrostatic System — Checking and Adjusting 137
Supply Pressure on the Drive Pump 137
Drive Pressure 138
Drive Motor 140
Working Hydraulics — Checking and Adjusting 143
General 143
Constant Pressure Valve 143
Pilot Pressure, Working Hydraulics 144
Boom Valve, LS Pressure Limits 145
The Back-Pressure Valve of the Boom Tank Line 146
Maximum Pressure of the Working Hydraulic Pump 147
Pressure Difference Dp 148
Main Pressure Relief Valve 149
Brake System — Checking and Adjusting 150
Checking the Brakes 150
Mechanical Adjustment of Brakes 151
Checking the Service Brake 152
Checking the Work Brake 152
Checking the Load and Release Range 153
Checking the Relief Valve of the Brake Charging Pressure 154
Hydraulic System — Hydraulic Scheme 155
Hydraulic Scheme 155
Electrical System 166
General 166
Using Booster Batteries 167
Main Switch and Switch Panel 168
Instrument Compartment 169
Electrical System — Sensors 173
Engine 173
Hydraulic Tank 174
Transmission 174
Brake System 175
Fuel System 175
Position Sensors 176
Electrical System — Electrical Scheme 177
Electrical Scheme 177
Transmission 212
Transmission Operation 212
Hydrostatic System 213
Control of Transmission 214
Brakes 215
Boom 217
General Description of the Boom 217
Operating Safety Precautions 217
General Operating Instructions 218
Technical Data 219
Tj 140 H 76 219
Tj 140 H 89 220
Rotator AV12S 220
Equipment — Air Conditioner 221
Air Conditioner 221
Danger and Precautions 222
Configuration and Location of the Air Conditioner 223
Maintenance of the Air Conditioner 224
Troubleshooting the Air Conditioner 227
Equipment — Engine and Cabin Preheater *) 228
Configuration 228
Operation 229
Maintenance of the Engine Preheater 230
Timer for Engine and Cabin Preheater 231
Service Codes of the Engine Preheater 234
Equipment — Fire Extinguisher System *) 236
Configuration and Use of the System 236
Control Unit 237
Maintenance 238
Hand-Held Fire Extinguishers 239
Equipment — Stump Treatment System *) 240
Configuration and Function 240
Operation of Stump Treatment 241
Equipment — Cabin Sideways Levelling *) 242
Cabin Sideways Levelling Modes 242
Cabin Sideways Levelling Controls 242
Control System of Cabin Sideways Levelling 244
Maintenance of Cabin Sideways Levelling 245
Equipment — Seat Levelling *) 246
Operation of Seat Levelling 246
Control Unit and Functions 247
Programming 248
Equipment — Boom Levelling *) 250
Operation of Boom Levelling 250
Boom Levelling Controls 251
Specifications 253
Dimensions and Weights 253
Alternative Wheel Equipment 253
Engine 254
Transmission 254
Axles 254
Brakes 254
Steering 255
Electrical System 255
Hydraulic System 255
Boom and Harvester Head 256
Cabin 256

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