John Deere 304J Loader Operator’s Manual – PDF DOWNLOAD

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John Deere 304J Loader Operator’s Manual – PDF DOWNLOAD

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John Deere 304J Loader Operator’s Manual – PDF DOWNLOAD

P/N: OMT251434_PZ
Language: English
Division: Construction
Product Lines: Loaders
Publication Type: Operator’s Manuals
Associated Models: 304J
Series: J SERIES

IMAGES PREVIEW OF THE MANUAL:

TABLE OF CONTENTS:

John Deere 304J Loader Operator’s Manual – PDF DOWNLOAD

Contents 15
Safety—Safety and Operator Conveniences 19
Safety and Operator Convenience Features 19
Safety—General Precautions 20
Recognize Safety Information 20
Follow Safety Instructions 20
Operate Only If Qualified 20
Wear Protective Equipment 20
Avoid Unauthorized Machine Modifications 21
Add Cab Guarding For Special Uses 21
Inspect Machine 21
Stay Clear of Moving Parts 22
Avoid High-Pressure Oils 22
Avoid High-Pressure Fluids 22
Work In Ventilated Area 23
Prevent Fires 23
Prevent Battery Explosions 24
Handle Chemical Products Safely 24
Dispose of Waste Properly 24
Prepare for Emergencies 25
Clean Debris from Machine 25
Safety—Operating Precautions 26
Use Steps and Handholds Correctly 26
Start Only From Operator’s Seat 26
Use and Maintain Seat Belt 26
Prevent Unintended Machine Movement 26
Avoid Worksite Hazards 26
Use Special Care When Operating Loader 27
Keep Riders Off Machine 27
Avoid Backover Accidents 28
Avoid Machine Tip Over 28
Operating on Slopes 29
Operating Or Traveling On Public Roads 29
Inspect and Maintain ROPS 30
Add and Operate Attachments Safely 30
Safety—Maintenance Precautions 31
Park and Prepare For Service Safely 31
Service Tires Safely 31
Service Cooling System Safely 31
Remove Paint Before Welding or Heating 32
Make Welding Repairs Safely 32
Drive Metal Pins Safely 32
Safety—Safety Signs 34
Safety Signs 34
Operation—Operator Station 36
Loader Control Switches and Levers 36
Multi-Function Lever 36
Pedals 37
Monitor Display 37
Monitor Display Functions 37
Switch Panel 39
Switch Panel Functions 40
Audible Alarm 43
Cab Climate Controls 43
Opening and Securing Side Door and Secondary Exit 43
Adjusting Steering Column Tilt 44
Adjusting Seat 44
Operation—Operating the Machine 46
Inspect Machine Daily Before Starting 46
Battery Disconnect Switch 46
Check Instruments Before Starting 46
Engine Break-In Period 47
Starting the Engine 47
Warm-Up 48
Cold Weather Start-Up 48
Cold Weather Warm-Up 49
Park Brake Switch 49
Selecting Travel Direction 50
Selecting Travel Speed Range 50
Slowing and Stopping the Machine 51
Verifying Bucket Stop 51
Loader Control Lever 52
Differential Lock Switch 53
Operating Boom Float 54
Operating 3rd Function Hydraulics 54
Operating 4th Function Auxiliary Hydraulics—If Equipped 56
Operating Ride Control—If Equipped 57
Operating Manual Quick Disconnect and Worksite Pro™ Adapter—If Equipped 58
Fork Attachment 59
Parking the Machine 61
Loading Machine on a Trailer 62
Towing Procedure Without Engine Running 62
Towing Procedure With Engine Running 64
Maintenance—Machine 65
Diesel Fuel 65
Lubricity of Diesel Fuel 65
Handling and Storing Diesel Fuel 66
Biodiesel Fuel 66
Testing Diesel Fuel 68
Minimizing the Effect of Cold Weather on Diesel Engines 68
Alternative and Synthetic Lubricants 69
Diesel Engine Oil — Tier 3 and Stage III 70
Diesel Engine Oil and Filter Service Intervals 70
Hydraulic Reservoir Oil 71
Differentials, Gearbox, and Final Drive Oil 72
Service (Drum) Brake Oil 72
Multipurpose Extreme Pressure (EP) Grease 73
Diesel Engine Coolant (engine with wet sleeve cylinder liners) 73
Drain Intervals for Diesel Engine Coolant 74
John Deere COOL-GARD™ II Coolant Extender 75
Supplemental Coolant Additives 75
Operating in Warm Temperature Climates 76
Additional Information About Diesel Engine Coolants and John Deere COOL-GARD™ II Coolant Extender 76
Testing Diesel Engine Coolant 77
Maintenance—Periodic Maintenance 79
Service Your Machine at Specified Intervals 79
Check Hour Meter Regularly 79
Prepare Machine for Maintenance 79
Drain Hose Storage 80
Opening Hood and Removing Grille 80
Fuel Tank 81
Locking Machine Frame 81
Loader Boom Lock 82
Fluid Analysis Program Test Kits and 3-Way Coolant Test Kit 83
Service Intervals 83
Required Parts 85
Maintenance—As Required 86
Inspecting and Replacing Serpentine Belt 86
Replacing Final Fuel Filter 86
Replacing In-Line Fuel Filter 87
Cleaning or Replacing Air Cleaner Dust Unloader Valve 88
Cleaning and/or Replacing Air Cleaner Elements 88
Lubricating Door Hinges 89
Checking Wheel Bolt Torque 89
Checking Tire Pressure 89
Tire Pressures 90
Check Coolant 91
Maintenance—Every 10 Hours or Daily 93
Checking Recovery Tank Coolant Level 93
Checking Engine Oil Level 93
Cleaning Air Cleaner Dust Unloader Valve 94
Checking Hydraulic Oil Level 94
Grease and Operate Euro Quick Disconnect Pins and Bushings 94
Maintenance—Every 50 Hours 96
Greasing Loader Linkage and Cylinder Pivots 96
Greasing Drive Shaft 96
Greasing Steering Cylinder 96
Greasing Frame Hinge Pivots 97
Greasing Rear Oscillating Axle 97
Maintenance—Every 250 Hours 99
Checking Service (Drum) Brake Oil Level 99
Cleaning or Replacing Cab Recirculating Air Filter 99
Take Engine Oil Sample 99
Maintenance—Every 500 Hours 100
Greasing Rear Axle Steering Pivots 100
Checking Final Drives Oil Level 100
Checking and Cleaning Hydraulic Oil Cooler/Radiator and Air Conditioning Condenser—If Equipped 100
Checking Rear Differential and Gearbox Oil Level 101
Checking Battery Electrolyte Level and Terminals 101
Changing Engine Oil and Replacing Filter 103
Drain and Replace Final Fuel Filter 105
Drain and Replace In-Line Fuel Filter 106
Checking Air Intake Hoses 106
Replacing Closed Crankcase Ventilation System Filter—If Equipped 106
Replacing Hydraulic System Return Suction Filter 107
Checking and Adjusting Inching Linkage 107
Checking Front Differential Oil Level 107
Take Fluid Samples 108
Maintenance—Every 1000 Hours 109
Inspecting Park (Wet) Brake Pads 109
Inspecting Service (Drum) Brake Pads 109
Changing Final Drive Oil 110
Changing Rear Differential and Gearbox Oil 110
Cleaning Engine Crankcase Vent Tube—If Equipped 111
Replacing Air Cleaner Elements 111
Replacing Air Cleaner Dust Unloader Valve 112
Replacing Hydraulic Tank Breather 113
Replacing Cab Recirculating Air Filter 113
Changing Front Differential Oil 113
Check Coolant 114
Maintenance—Every 2000 Hours 115
Changing Hydraulic Oil 115
Cleaning Hydraulic System Strainer 116
Maintenance—Every 6000 Hours 117
Draining the Cooling System 117
Filling the Cooling System 118
Miscellaneous—Machine 119
Checking Windshield Washer Fluid Level 119
Checking Radiator Coolant Level 119
Draining Fuel Filter Sediment 119
Precautions for Alternator and Regulator 119
Using Battery Charger 120
Handling, Checking, and Servicing Batteries Carefully 120
Using Booster Batteries—12-Volt System 121
Replacing Batteries 122
Removing Batteries 122
Replacing Fuses 122
Fuse (Blade-Type) Color Codes 125
Checking Radiator Hoses 125
Return-to-Dig Adjustment 126
Replacing Drive and Marker Light Bulbs 126
Bleeding Fuel System 127
Welding on Machine 127
Do Not Service Control Valves, Cylinders, Pumps or Motors 128
Servicing Air Conditioning System—If Equipped 128
ROPS Torque Specifications 129
Hardware Torque Specifications 129
Metric Bolt and Screw Torque Values 129
Unified Inch Bolt and Screw Torque Values 130
Miscellaneous—Operational Checkout 132
Operational Checkout 132
Diagnostic Trouble Code Check 132
Operational Checks—Key Switch OFF, Engine OFF Checks 132
Operational Checks—Key Switch ON, Engine OFF Checks 133
Key Switch ON, Engine ON Checks 136
Miscellaneous—Troubleshooting 145
Troubleshooting Procedure 145
Engine 145
Hydrostatic Transmission 147
Differential and Axle 150
Service Brake 150
Drive Line 151
Park Brake 151
Hydraulic System 151
Steering 153
Air Conditioning System 153
Heater System 155
Miscellaneous—Machine Storage 156
Prepare Machine for Storage 156
Monthly Storage Procedure 156
Miscellaneous—Machine Numbers 158
Record Product Identification Number (PIN) 158
Record Engine Serial Number 158
Record Hydraulic Pump Serial Number 158
Record Axle Serial Numbers 158
Miscellaneous—Specifications 160
Engine Specifications 160
Specifications 160
Drain and Refill Capacities 162
Page Number 15
Section 1-1 19
Section 1-2 20
Section 1-3 26
Section 1-4 31
Section 1-5 34
Section 2-1 36
Section 2-2 46
Section 3-1 65
Section 3-2 79
Section 3-3 86
Section 3-4 93
Section 3-5 96
Section 3-7 99
Section 3-8 100
Section 3-9 109
Section 3-10 115
Section 3-12 117
Section 4-1 119
Section 4-2 132
Section 4-3 145
Section 4-4 156
Section 4-5 158
Section 4-6 160

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