John Deere 644J & 724J Loaders Operator’s Manual – PDF DOWNLOAD

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John Deere 644J & 724J Loaders Operator’s Manual – PDF DOWNLOAD

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John Deere 644J & 724J Loaders Operator’s Manual – PDF DOWNLOAD

P/N: OMT200782_VN
Language: English
Division: Construction
Product Lines: Loaders
Publication Type: Operator’s Manuals
Associated Models: 644J, 724J
Series: J SERIES
Serial: 590068-611231
590068-611218

IMAGES PREVIEW OF THE MANUAL:

TABLE OF CONTENTS:

John Deere 644J & 724J Loaders Operator’s Manual – PDF DOWNLOAD

Contents 5
Safety—Safety Features 9
Safety and Operator Convenience Features 9
Safety—General Precautions 10
Recognize Safety Information 10
Follow Safety Instructions 10
Operate Only If Qualified 11
Wear Protective Equipment 11
Avoid Unauthorized Machine Modifications 11
Add Cab Guarding For Special Uses 12
Inspect Machine 12
Stay Clear of Moving Parts 12
Avoid High-Pressure Fluids 13
Avoid High-Pressure Oils 13
Beware of Exhaust Fumes 14
Prevent Fires 14
Prevent Battery Explosions 14
Handle Chemical Products Safely 15
Dispose of Waste Properly 15
Prepare for Emergencies 15
Safety—Operating Precautions 16
Use Steps and Handholds Correctly 16
Start Only From Operator’s Seat 16
Use and Maintain Seat Belt 16
Prevent Unintended Machine Movement 17
Avoid Work Site Hazards 18
Use Special Care When Operating Loader 19
Keep Riders Off Machine 19
Avoid Backover Accidents 20
Avoid Machine Tip Over 20
Operating on Slopes 21
Operating or Traveling On Public Roads 21
Inspect and Maintain ROPS 22
Add and Operate Attachments Safely 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 25
Drive Metal Pins Safely 25
Service Tires Safely 26
Safety—Safety Signs 27
Safety Signs 27
Operation—Operator’s Station 29
Levers 29
Pedals 30
Monitor Panel (CMU) 31
Monitor Panel Functions 32
Switch Pad 35
Switch and Accessory Functions 36
Monitor Display Unit—Accessory Menu 39
Normal Display 39
Monitor Display Unit—Main Menu 41
Monitor Display Unit—Main Menu—Codes 41
Monitor Display Unit—Main Menu—Codes—Active Codes 42
Monitor Display Unit—Main Menu—Codes—Stored Codes 43
Monitor Display Unit—Main Menu—Machine Settings 44
Monitor Display Unit—Main Menu—Machine Settings—Quick Shift 45
Monitor Display Unit—Main Menu—Machine Settings—Auto to 1st 46
Monitor Display Unit—Main Menu—Machine Settings—Job Timer 47
Monitor Display Unit—Main Menu—Machine Settings—Stopwatch 48
Monitor Display Unit—Main Menu—Diagnostics 48
Monitor Display Unit—Main Menu—Diagnostics—Battery Monitor 49
Monitor Display Unit—Main Menu—Diagnostics—Engine Sensors 50
Monitor Display Unit—Main Menu—Diagnostics—Transmission 52
Monitor Display Unit—Main Menu—Diagnostics—Hydraulic 54
Monitor Display Unit—Main Menu—Diagnostics—Machine 55
Monitor Display Unit—Main Menu—Diagnostics—Machine Switches 56
Monitor Display Unit—Main Menu—Diagnostics—Switch Module 57
Monitor Display Unit—Main Menu—Diagnostics—Machine I D 58
Monitor Display Unit—Main Menu—Monitor Settings 59
Monitor Display Unit—Main Menu—Monitor Settings—Units 59
Monitor Display Unit—Main Menu—Monitor Settings—Hide Main Menu 59
Monitor Display Unit—Main Menu—Monitor Settings—Backlighting 60
Monitor Display Unit—Main Menu—Monitor Settings—LCD Contrast 61
Horn Button 61
Turn Signals 62
Air Conditioning Controls and Heater Operation 62
Adjusting Steering Wheel Tilt 63
Opening and Securing Side Door 63
Opening Side Window/Secondary Exit 65
Opening Rear Side Window 65
Adjusting Seat 66
Seat Belt 67
Operation—Operating the Machine 68
Inspect Machine Daily Before Starting 68
Check Instruments Before Starting 69
Starting the Engine 69
Starting Fluid—If Equipped (Cold Weather Starting Aid) 71
Engine Heater—If Equipped 73
Using Coolant Heater—If Equipped 73
Warm-Up 74
Cold Weather Warm-Up 74
Neutral Lock 75
Shifting the Transmission 76
Park Brake Switch 77
Boom and Bucket Control Lever—One Lever Design 78
Boom and Bucket Control Lever 79
Two Lever Design 79
Quick Shift Switch 80
Ride Control—If Equipped 81
Secondary Steering—If Equipped 84
Differential Lock Switch 84
Boom Height Kickout Adjustment 85
Return-to-Carry Kickout Adjustment 85
Return-To-Dig Adjustment for Z-Bar Linkage Only 86
Using the Loader Bucket 87
Backdragging 88
Fork Attachment 89
Arm Attachment 91
Parking the Machine 92
Loading Machine on a Trailer 93
Towing Procedure 95
Lifting the Machine 97
Maintenance—Machine 98
Diesel Fuel 98
Biodiesel Fuel 99
Low Sulfur Diesel Fuel Conditioner 100
Testing Diesel Fuel 101
Handling and Storing Diesel Fuel 101
Alternative and Synthetic Lubricants 102
Diesel Engine Break-In Oil 102
Diesel Engine Oil 103
Diesel Engine Oil and Filter Service Intervals 104
Transmission, Hydraulic System, Park Brake, and Differential Oil 105
Grease 106
Diesel Engine Coolant 107
Maintenance—Periodic Maintenance 109
Service Your Machine at Specified Intervals 109
Check Hour Meter Regularly 109
Prepare Machine for Maintenance 110
Locking Machine Frame 111
Boom Lock 112
Opening Engine Side Shields and Service Doors 112
Opening Grille Door 113
Fuel Tank 113
Check Windshield Washer Fluid Level 114
Maintenance and Repair Record Keeping System 114
Fluid Analysis Program Test Kits and 3-Way Coolant Test Kit 115
Service Intervals 116
Required Parts 118
Maintenance—As Required 120
Check Tire Pressure 120
Tire Pressures (644J) 122
Tire Pressures (724J) 124
Tighten Wheel Retainer Nuts 125
Clean or Replace Air Cleaner Elements 126
Check Air Inlet Cover 127
Inspect Serpentine Belt 127
Drain Fuel Tank Sediment 128
Inspect Fuel Filler Drain Hose and Tank Breather Hose 128
Drain Water Separator Bowl 129
Replace Primary and Final Fuel Filters 129
Replace In-Line Fuel Filter 130
Check Cab Fresh Air Filter—If Equipped With Cab 130
Check Cab Recirculating Air Filter—If Equipped With Cab 132
Maintenance—Every 10 Hours or Daily 133
Check Recovery Tank Coolant Level 133
Clean Air Cleaner Dust Unloader Valve 133
Check Engine Oil Level 134
Check Hydraulic Oil Level 135
Check Transmission Oil Level 136
Maintenance—Every 100 Hours 137
Grease Loader Linkage and Cylinder Pivots 137
Grease Front Steering Cylinder Pivots 138
Grease Oscillating Rear Axle and Rear Steering Cylinder Pivots 138
Maintenance—Initial Service – 250 Hours 139
Change Engine Break-In Oil and Replace Filter 139
Change Front and Rear Differential/Axle Oil 141
Maintenance—Every 250 Hours 143
Grease Front Driveline Sliding Joint 143
Check Radiator Coolant Level 144
Clean Spark Arrestor Muffler (If Equipped) 144
Maintenance—Every 500 Hours 145
Lubricate Upper and Lower Drive Line Sliding Joints 145
Check Air Intake Hoses 146
Check Battery Electrolyte Level and Terminals 147
Change Engine Oil and Replace Filter 148
Replace Primary and Final Fuel Filters 149
Replace Hydraulic System Return Filter 150
Grease Rear Oscillating Support Cover 150
Replace Hydraulic Reservoir Breather Filter 151
Check Park Brake Oil Level 151
Check Front and Rear Differential/Axle Oil Level 152
Maintenance—Every 1000 Hours 153
Clean Engine Crankcase Vent Tube 153
Replace Air Cleaner Dust Unloader Valve 153
Replace Air Cleaner Elements 153
Check Coolant 154
Check Radiator Hoses 155
Replace In-Line Fuel Filter 155
Replace Transmission Oil Filter 156
Grease Frame Hinge Pivots 157
Change Park Brake Oil 158
Maintenance—Every 2000 Hours 159
Adjust Engine Valve Lash (Clearance) 159
Re-Run Clutch Calibration 159
Change Transmission Oil 160
Change Front and Rear Differential/Axle Oil 161
Clean Axle Differential Recirculation Screen—If Equipped 162
Maintenance—Every 3000 Hours 163
Change Hydraulic System Oil 163
Clean Hydraulic System Strainer 164
Change Front and Rear Differential Oil 165
Maintenance—Every 4500 Hours 166
Replace Engine Crankshaft Dampener 166
Miscellaneous—Machine 167
Draining the Cooling System 167
Filling the Cooling System 168
Replacing Engine Vibration Damper 169
Checking Fuel Tank Vent Hose 169
Clean Axle Differential Recirculation Screen 170
Bleeding Fuel System 170
Checking Fire Extinguisher—If Equipped 172
Precautions for Alternator and Regulator 172
Handling, Checking and Servicing Batteries Carefully 173
Battery 175
Using Booster Batteries—24 Volt System 175
Using Battery Charger 176
Replacing Batteries 176
Batteries 177
Remove and Install 177
Replacing Fuses 178
Fuse (Blade-Type) Color Codes 181
Replacing Halogen Bulbs 182
Engine Speeds 183
Checking Neutral Start System 183
Servicing Air Conditioning System—If Equipped 183
Welding on Machine 184
External Service Brake Inspection 185
Checking Ride Control Accumulator—If Equipped 186
Transmission Oil Cooler, Hydraulic Oil Cooler, Air-to-Air Aftercooler, and 188
Service Recommendations For Snap-To-Connect (STC®) Fittings 189
Do Not Service Control Valves, Cylinders, Pumps or Motors 190
Hardware Torque Specifications 191
Keep ROPS Installed Properly 191
Metric Bolt and Screw Torque Values 192
Unified Inch Bolt and Screw Torque Values 193
Miscellaneous—Operational Checkout 194
Operational Checkout 194
Engine Off Checks 194
Engine Running Checks 197
Miscellaneous—Troubleshooting 208
Troubleshooting Procedure 208
Engine 209
Diagnose 211
Transmission System Malfunctions 211
Differential And Axle Malfunctions 214
Service Brake Malfunctions 215
Drive Line Malfunctions 216
Park Brake Malfunctions 216
Loader Hydraulic System Malfunctions 217
Steering Malfunctions 219
Air Conditioning System 220
Heater System 222
Miscellaneous—Storage 223
Prepare Machine For Storage 223
Miscellaneous—Machine Numbers 224
Record Product Identification Number (PIN) 224
Record Engine Serial Number 224
Record Transmission Serial Number 224
Record Hydraulic Pump Serial Number 224
Record Axle Serial Number 225
Keep Machines Secure 225
Keep Proof of Ownership 225
Miscellaneous—Specifications 226
644J Specifications 226
644J High Lift Specifications 228
724J Specifications 231
Drain and Refill Capacities 234

S.V 03/24