John Deere 744K 4WD Loader Operator’s Manual OMT228001 – PDF DOWNLOAD

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John Deere 744K 4WD Loader Operator’s Manual OMT228001 – PDF DOWNLOAD

FILE DETAILS:

John Deere 744K 4WD Loader Operator’s Manual OMT228001 – PDF DOWNLOAD

• P/N: OMT228001_51
• Language: English
• Division: Construction
• Product Lines: Loaders
• Publication Type: Operator’s Manuals
• Associated Models: 744K
• Serial: (—632967) ENGINE 6090HDW06, 6090HDW08
• Additional Information: For complete service information also see T228003, PC10062

IMAGES PREVIEW OF THE MANUAL:

TABLE OF CONTENTS:

John Deere 744K 4WD Loader Operator’s Manual OMT228001 – PDF DOWNLOAD

Contents 23
Safety—Safety and Operator Conveniences 27
Safety and Operator Convenience Features 27
Safety—General Precautions 28
Recognize Safety Information 28
Follow Safety Instructions 28
Operate Only If Qualified 28
Wear Protective Equipment 29
Avoid Unauthorized Machine Modifications 29
Inspect Machine 29
Stay Clear of Moving Parts 29
Avoid High-Pressure Oils 30
Avoid High-Pressure Fluids 30
Work In Ventilated Area 31
Prevent Fires 31
Clean Debris from Machine 32
Prevent Battery Explosions 32
Handle Chemical Products Safely 32
Decommissioning — Proper Recycling and Disposal of Fluids and Components 33
Prepare for Emergencies 33
Add Cab Guarding for Special Uses 33
Safety—Operating Precautions 34
Use Steps and Handholds Correctly 34
Start Only From Operator’s Seat 34
Use and Maintain Seat Belt 34
Prevent Unintended Machine Movement 35
Avoid Work Site Hazards 36
Use Special Care When Operating Loader 37
Keep Riders Off Machine 37
Avoid Backover Accidents 37
Avoid Machine Tip Over and Machine Damage 38
Operating on Slopes 38
Operating or Traveling On Public Roads 39
Inspect and Maintain ROPS 39
Add and Operate Attachments Safely 39
Safety—Maintenance Precautions 40
Park and Prepare for Service Safely 40
Service Cooling System Safely 40
Service Tires Safely 41
Remove Paint Before Welding or Heating 41
Make Welding Repairs Safely 42
Drive Metal Pins Safely 42
Safety—Safety Signs 43
Safety Signs 43
Operation—Operator’s Station 45
Levers—Two Function Hydraulic Control 45
Levers—Three Function Hydraulic Control 46
Levers—Four Function Hydraulic Control 48
Levers—Joystick Steering Control 48
Pedals 49
Sealed Switch Module (SSM) 50
Switch Module Functions 51
Advanced Display Unit (ADU) 54
Display Unit Functions 55
Display Unit—Normal Display 58
Display Unit—Main Menu 59
Display Unit—Main Menu—Codes 60
Display Unit—Main Menu—Codes—Active Codes 60
Display Unit—Main Menu—Codes—Stored Codes 61
Display Unit—Main Menu—Machine Settings 62
Display Unit—Main Menu—Machine Settings—Reverse Fan Cycle 63
Display Unit—Main Menu—Machine Settings—Camera Mode 63
Display Unit—Main Menu—Machine Settings—Job Timer 63
Display Unit—Main Menu—Machine Settings—Stopwatch 63
Display Unit—Main Menu—Machine Settings—Ride Control—If Equipped 64
Display Unit—Main Menu—Machine Settings—Quick Shift 64
Display Unit—Main Menu—Machine Settings—Counters 65
Display Unit—Main Menu—Diagnostics 65
Display Unit—Main Menu—Diagnostics—Machine ID 66
Display Unit—Main Menu—Diagnostics—Battery Monitor 66
Display Unit—Main Menu—Diagnostics—Engine Sensors 66
Display Unit—Main Menu—Diagnostics—Transmission Sensors 67
Display Unit—Main Menu—Diagnostics—Hydraulic Sensors 67
Display Unit—Main Menu—Diagnostics—Machine Sensors 68
Display Unit—Main Menu—Diagnostics—FNR Selector 68
Display Unit—Main Menu—Diagnostics—Cab Switches 68
Display Unit—Main Menu—Diagnostics—Switch Module 68
Display Unit—Main Menu—Diagnostics—Joystick Steering—If Equipped 69
Display Unit—Main Menu—Diagnostics—Tire Pressure—If Equipped 69
Display Unit—Main Menu—Diagnostics—Object Detect—If Equipped 69
Display Unit—Main Menu—Diagnostics—Auto Diff Lock—If Equipped 70
Display Unit—Main Menu—Diagnostics—Payload Scale—If Equipped 70
Display Unit—Main Menu—Payload Scale—If Equipped 71
Display Unit—Main Menu—Payload Scale—Long Total 71
Display Unit—Main Menu—Payload Scale—Display Units 71
Display Unit—Main Menu—Payload Scale—Auto Add 71
Display Unit—Main Menu—Payload Scale—Diagnostics 72
Display Unit—Main Menu—Payload Scale—Setup 72
Display Unit—Main Menu—Monitor Settings 72
Display Unit—Main Menu—Security 73
Display Unit—Main Menu—Security—Security 73
Display Unit—Main Menu—Security—Change Owner PIN 74
Display Unit—Main Menu—Security—Manage Operator PINs 74
Display Unit—Main Menu—Security—Manage Transport PIN 75
Display Unit—Main Menu—Security—Delayed Operator Logout 75
Horn Button 76
Turn Signals 76
Neutral Lock 77
Joystick Steering Armrest Adjustment— if Equipped 77
Air Conditioner and Heater Operation 78
Counter Switch 79
Opening and Securing Side Door 80
Opening Side Window/Secondary Exit 81
Opening Rear Side Window 81
Seat Adjustment 82
Fire Extinguisher Mounting Location 83
Operation—Operating the Machine 84
Before Starting Work 84
Inspect Machine Daily Before Starting 84
Check Instruments Before Starting 84
Security System 85
Battery Disconnect Switch 85
Engine Break-In Period 86
Starting the Engine 87
Engine Block Heater—If Equipped 89
Starting Fluid (Cold Weather Starting Aid)—If Equipped 90
Warmup 90
Cold Weather Warmup 91
Park Brake Switch 92
Shifting the Transmission 93
Automatic Idle and Automatic Shutdown 95
Joystick Bucket and Boom Control 96
Two Lever Bucket and Boom Control 97
Auxiliary Control 98
Joystick Steering Control—If Equipped 99
Ride Control—If Equipped 101
Secondary Steering—If Equipped 103
Differential Lock Operation 103
Rear Camera and Radar Object Detection (ROD) System—If Equipped 104
Counter Switch Operation 106
Embedded Payload Scale—If Equipped 107
Boom Height Kickout Adjustment 111
Return-to-Carry Kickout Adjustment 111
Return-to-Dig Adjustment for Z-Bar Linkage 112
Operating Loader Coupler—If Equipped 114
Using the Loader Bucket 115
Backdragging 116
Fork Attachment 117
Operating in Water and Mud 118
Parking the Machine 119
Loading Machine on a Trailer 120
Towing Procedure 122
Lifting the Machine 124
Maintenance—Machine 125
Diesel Fuel 125
Lubricity of Diesel Fuel 126
Handling and Storing Diesel Fuel 126
Biodiesel Fuel 127
Testing Diesel Fuel 128
Minimizing the Effect of Cold Weather on Diesel Engines 129
Alternative and Synthetic Lubricants 130
Diesel Engine Break-In™ Oil— Non-Emissions Certified and Certified Tier 1, Tier 2, Tier 3, Stage I, Stage II, and Stage III 130
Diesel Engine Oil—Tier 3 and Stage III A Engines 131
Engine Oil and Filter Service Intervals—Tier 3 and Stage IIIA — PowerTech™ Engines 132
Diesel Engine Oil—Tier 2 and Stage II Engines 133
Engine Oil and Filter Service Intervals—Tier 2 and Stage II Engines 134
Transmission, Park Brake, and Axle Oil 135
Hydraulic Oil 136
Grease 137
Lubricant Storage 137
Mixing of Lubricants 137
Diesel Engine Coolant (engine with wet sleeve cylinder liners) 138
Drain Intervals for Diesel Engine Coolant 139
John Deere COOL-GARD™ II Coolant Extender 139
Supplemental Coolant Additives 140
Operating in Warm Temperature Climates 140
Additional Information About Diesel Engine Coolants and John Deere COOL-GARD™ II Coolant Extender 141
Testing Diesel Engine Coolant 142
Disposing of Coolant 142
Maintenance—Periodic Maintenance 143
Engine Identification 143
Service Machine at Specified Intervals 145
Check Hour Meter Regularly 145
Prepare Machine for Maintenance 146
Frame Locking Bar 147
Boom Lock 148
Engine Service Doors and Side Shields 149
Cooling System Doors 150
Fuel Tank 151
Fluid Analysis Program Test Kits and 3-Way Coolant Test Kit 151
Service Intervals 152
Required Parts 154
Maintenance—As Required 156
Inspect Tires and Check Pressure 156
Tire Pressures 157
Check Wheel Bolt/Nut Torque 160
Inspect Engine Air Cleaner Elements 161
Inspect Air Conditioner Compressor and Alternator Belt 162
Clean Cooler Cores 163
Replace Fast Fill Fuel Breather—If Equipped 164
Check Windshield Washer Fluid Level 164
Drain Water From Primary Fuel Filter 164
Drain Water From Final Fuel Filter 165
Drain Water From Auxiliary Fuel Filter/Water Separator—If Equipped 165
Check and Clean or Replace Cab Fresh Air Filter 166
Check and Clean or Replace Cab Recirculating Air Filter 167
Check Rear Camera and Radar Object Detection (ROD) System—If Equipped 168
Check Coolant 169
Maintenance—Every 10 Hours or Daily 170
Check Coolant Level in Surge Tank 170
Clean Air Cleaner Dust Unloader Valve 170
Check Engine Oil Level 171
Check Hydraulic System Oil Level 171
Check Transmission Oil Level 172
Inspect Outer Pin Seals 173
Maintenance—Every 100 Hours 174
Lubricate Loader Linkage and Cylinder Pivots—Z-Bar Linkage 174
Maintenance—Initial Service – 250 Hours 175
Drain and Refill Engine Oil and Replace Filter 175
Drain and Refill Front and Rear Axle Oil 176
Replace Axle Oil Filters 177
Maintenance—Every 250 Hours 178
Take Engine Oil Sample 178
Maintenance—Every 500 Hours 179
Lubricate Driveline Upper and Lower Sliding Joints and Lower U-Joints 179
Check Air Intake Hoses and Charge Air Cooler Tube Couplings 180
Check Battery Water Level and Terminals 181
Drain and Refill Engine Oil and Replace Filter 183
Replace In-Line Fuel Strainer 184
Replace Primary Fuel Filter 185
Replace Final Fuel Filter 186
Replace Auxiliary Fuel Filter/Water Separator—If Equipped 187
Replace Fast Fill Fuel Breather Filter—If Equipped 187
Replace Hydraulic Reservoir Breather Filter 187
Check Park Brake Oil Level 188
Lubricate Front and Rear Shaft Seals on Park Brake 188
Check Front and Rear Axle Oil Level 189
Check Ride Control Accumulator—If Equipped 190
Take Fluid Samples 190
Maintenance—Every 1000 Hours 191
Replace Air Cleaner Dust Unloader Valve 191
Replace Engine Air Cleaner Elements 191
Clean Engine Crankcase Vent Tube 192
Lubricate Frame Hinge Pivots 192
Drain and Refill Park Brake Oil 193
Replace Axle Oil Filters 193
Clean Hydraulic Fan Drive Case Drain In-Line Screens 194
Check Coolant 196
Maintenance—Every 2000 Hours 197
Replace Outer Pin Seals 197
Drain and Refill Transmission Oil and Replace Filters 197
Drain and Refill Front and Rear Axle Oil 199
Clean Front and Rear Axle Oil Recirculation Screens—If Equipped 200
Adjust Engine Valve Lash (Clearance) 200
Rerun Transmission Clutch Calibration 200
Maintenance—Every 4000 Hours 201
Clean Hydraulic Pump Case Drain In-Line Screens 201
Clean Hydraulic System Fill Strainer 203
Replace Hydraulic System Return Filters 204
Drain, Flush, and Refill Hydraulic System Oil 205
Replace Crankshaft Dampener 206
Maintenance—Every 5000 Hours 207
Inspect Driveline Damper 207
Maintenance—Every 6000 Hours 208
Drain Cooling System 208
Refill Cooling System 209
Miscellaneous—Machine 210
Tire Removal With Tire Pressure Monitor (TPM) System—If Equipped 210
Check Air Inlet Cover 210
Inspect Fuel Tank Vent Hose and Breather Filter 211
Bleed Fuel System 211
Do Not Service Control Valves, Cylinders, Pumps, or Motors 211
Precautions for Alternator and Regulator 212
Handling, Checking, and Servicing Batteries Carefully 213
Using Booster Batteries—24-Volt System 214
Using Battery Charger 215
Replacement Batteries 215
Remove and Install Batteries 216
12-Volt Auxiliary Power Outlet—If Equipped 217
JDLink™ Machine Monitoring System (MMS)—If Equipped 217
Replacing Fuses 218
Remove and Install Halogen Bulbs 220
Fluid Sampling Test Ports 220
Air Conditioner System Service 223
External Service Brake Inspection 224
Bleeding Brakes 225
Service Recommendations For Snap-To-Connect (STC®) Fittings 226
Welding On Machine 227
Welding Near Electronic Control Units 227
Keep Electronic Control Unit Connectors Clean 227
Keep ROPS Installed Properly 228
Replacing Bucket Teeth—TK Series 228
Hardware Torque Specifications 228
Unified Inch Bolt and Screw Torque Values 229
Metric Bolt and Screw Torque Values 230
Miscellaneous—Operational Checkout 231
Operational Checkout 231
Diagnostic Trouble Code Check 231
Operational Checks—Ignition OFF, Engine OFF Checks 232
Operational Checks—Ignition ON, Engine OFF Checks 233
Operational Checks—Ignition ON, Engine ON Checks 239
Miscellaneous—Troubleshooting 260
Troubleshooting Procedure 260
Engine 261
Transmission 263
Differential And Axle 266
Service Brake 267
Driveline 268
Park Brake 268
Hydraulic System 269
Steering 271
Air Conditioning System 272
Heater System 273
Miscellaneous—Storage 274
Prepare Machine for Storage 274
Monthly Storage Procedure 275
Miscellaneous—Machine Numbers 276
Record Product Identification Number (PIN) 276
Record Engine Serial Number 276
Record Transmission Serial Number 277
Record Hydraulic Pump Serial Number 277
Record Front and Rear Axle Housing Serial Numbers 278
Keep Machines Secure 278
Keep Proof of Ownership 278
Miscellaneous—Specifications 279
Engine Specifications 279
Drain and Refill Capacities 280
Standard Z-Bar Specifications 281
High Lift Z-Bar Specifications 283
Travel Speeds 284
Page Number 23
Section 1-1 27
Section 1-2 28
Section 1-3 34
Section 1-4 40
Section 1-5 43
Section 2-1 45
Section 2-2 84
Section 3-1 125
Section 3-2 143
Section 3-3 156
Section 3-4 170
Section 3-5 174
Section 3-6 175
Section 3-7 178
Section 3-8 179
Section 3-9 191
Section 3-10 197
Section 3-11 201
Section 3-12 207
Section 3-13 208
Section 4-1 210
Section 4-2 231
Section 4-3 260
Section 4-4 274
Section 4-5 276
Section 4-6 279

S.V 04/24