Complete Operator's Manual for John Deere 250D and 300D Articulated Dump Trucks. It's the same technical manual used by dealers that guaranteed to be fully functional and intact without any missing page.

This John Deere 250D and 300D Articulated Dump Trucks Operator's Manual is divided into different sections. Each section covers a specific component or system with detailed illustrations. A table of contents is placed at the beginning of each section. Pages are easily found by category, and each page is expandable for great detail. The printer-ready PDF documents work like a charm on all kinds of devices.

OMT224115 - John Deere 250D and 300D Articulated Dump Trucks Operator's Manual
365 pages; bookmarked, Searchable, Printable, high quality PDF

TABLE OF CONTENTS
Section 1-1: Safety—Safety and Operator Conveniences...20
  Safety and Operator Convenience Features...21
Section 1-2: Safety—General Precautions...22
  Recognize Safety Information...23
  Follow Safety Instructions...24
  Operate Only If Qualified...25
  Wear Protective Equipment...26
  Avoid Unauthorized Machine Modifications...27
  Inspect Machine...28
  Stay Clear of Moving Parts...29
  Avoid High-Pressure Fluids...30
  Avoid High-Pressure Oils...31
  Beware of Exhaust Fumes...32
  Prevent Fires...33
  Prevent Battery Explosions...34
  Handle Chemical Products Safely...35
  Dispose of Waste Properly...36
  Prepare for Emergencies...37
Section 1-3: Safety—Operating Precautions...38
  Use Steps and Handholds Correctly...39
  Start Only From Operator's Seat...40
  Use and Maintain Seat Belt...41
  Prevent Unintended Machine Movement...42
  Avoid Work Site Hazards...43
  Keep Riders Off Machine...45
  Avoid Backover Accidents...46
  Avoid Machine Tip Over...47
  Operating on Slopes...48
  Operating or Traveling on Public Roads...49
  Inspect and Maintain ROPS...50
  Add and Operate Attachments Safely...51
  Prevent Unintended Detonation of Explosive Devices...52
Section 1-4: Safety—Maintenance Precautions...53
  Park and Prepare for Service Safely...54
  Service Tires Safely...55
  Service Cooling System Safely...56
  Remove Paint Before Welding or Heating...57
  Make Welding Repairs Safely...58
  Drive Metal Pins Safely...59
Section 1-5: Safety—Safety Signs...61
  Safety Signs...61
Section 2-1: Operation—Operator’s Station...63
  Operator Controls...64
  Operator Control Functions...66
  Sealed Switch Module (SSM)...67
  Instrument Panel...70
  Instrument Panel Functions...72
  Radio Controls...74
  Steering Column Lever...76
  Operator Seat and Instructional Seat...77
  Battery Disconnect Switch and Battery Circuit Breakers...79
  Miscellaneous Equipment...80
  Monitor Display Unit (MDU)—Default Display Menus...83
  Monitor Display Unit (MDU)—Main Menu...87
  Monitor Display Unit (MDU)—Counters...88
  Monitor Display Unit (MDU)—Actual Values...92
  Monitor Display Unit (MDU)—Diagnostics...95
  Monitor Display Unit (MDU)—Machine Config...101
  Monitor Display Unit (MDU)—Machine ID...108
  Monitor Display Unit (MDU)—Service Mode...109
Section 2-2: Operation—Operating the Machine...110
  Before Starting Work...111
  Operator's Daily Machine Check Before Starting...112
  Engine Break-In Period...113
  Starting Engine...341
  Replace Start Aid Can...116
  Warming Hydraulic System...349
  Driving Machine...119
  Steering Machine...120
  Shifting Transmission...345
  Using Range Hold...124
  Using Inter-Axle Lock...125
  Slowing and Stopping the Machine...126
  Operating on a Hill...129
  Off-Road Operation...130
  Loading and Unloading Bin...131
  Freeing Stuck Machine...133
  Parking the Machine...135
  Towing the Machine...136
  Removing Drive shafts for Towing...138
  Mechanically Releasing Park Brake...139
  Machine Lifting Points...140
  Loading and Unloading Machine from Trailer...142
  Lock All Compartments...144
Section 3-1: Maintenance—Machine...145
  Diesel Fuel...146
  Lubricity of Diesel Fuel...147
  Handling and Storing Diesel Fuel...148
  Biodiesel Fuel...149
  Testing Diesel Fuel...151
  Minimizing the Effect of Cold Weather on Diesel Engines...152
  Low Sulfur Diesel Fuel Conditioner...154
  Diesel Engine Oil...155
  Diesel Engine Oil and Filter Service Intervals...157
  Hydraulic Oil...159
  Transmission and Transfer Case Oil...160
  Axle and Final Drive Oil...161
  Grease...162
  Oil Filters...163
  Lubricant Storage...164
  Alternative and Synthetic Lubricants...165
  Heavy Duty Diesel Engine Coolant...166
  Drain Intervals for Diesel Engine Coolant...167
  John Deere COOL-GARD™ II Coolant Extender...168
  Supplemental Coolant Additives...169
  Operating in Warm Temperature Climates...170
  Additional Information About Diesel Engine Coolants and John Deere COOL-GARD™ II Coolant Extender...171
  Testing Diesel Engine Coolant...173
Section 3-2: Maintenance—Periodic Maintenance...174
  Service Your Machine at Specified Intervals...175
  Use Correct Fuels and Lubricants...176
  Prepare Machine for Maintenance...177
  Install Bin Support Rod...179
  Install Articulation Locking Bar...180
  Lower and Raise Bottom Guard...181
  Relieve Pneumatic Pressure...182
  Tilt Cab...183
  Fluid Analysis Program Test Kits and 3-Way Coolant Test Kit...186
  Periodic Maintenance Table...187
Section 3-3: Maintenance—As Required...191
  Service Engine Air Intake System...192
  Inspect and Clean Cooling Systems...194
  Clean, Inspect, and Replace—Transmission, Transfer Case, and Axle Breathers...195
  Inspect Tires, Check Pressure...197
  Drain Fuel Filters...203
  Inspect Serpentine Belt...204
Section 3-4: Maintenance—Every 10 Hours or Daily...205
  Check Engine Coolant Level...206
  Check Engine Oil Level...208
  Check Transfer Case Oil Level...209
  Check Hydraulic Oil Level...210
  Check Transmission...345
  Grease Bin Pivot Pins...212
  Lubricate Tailgate Pivots—If Equipped...213
Section 3-5: Maintenance—Initial Service - 100 Hours...214
  Change Engine Oil and Replace Filter...239
  Replace Primary Fuel Filter...241
  Replace Secondary Fuel Filter...242
  Change Transfer Case Oil...267
  Change Axle Oil...269
  Change Final Drive Oil...270
  Replace Hydraulic System Oil Return Filter...273
Section 3-6: Maintenance—Every 250 Hours...226
  Take Engine Oil Sample...227
  Change Engine Oil and Replace Filter...239
Section 3-7: Maintenance—Every 500 Hours...231
  Check Transmission Oil Level...232
  Check Coolant Conditioner in Radiator...234
  Check Batteries, Clean and Tighten Terminals...237
  Change Engine Oil and Replace Filter...239
  Replace Primary Fuel Filter...241
  Replace Secondary Fuel Filter...242
  Replace In-line Fuel Filter...243
  Inspect, Clean, and Replace Cab Air Filter...244
  Clean and Inspect Hydraulic Reservoir Breather...246
  Check Dry Caliper Service Brake Pad Wear...248
  Check Park Brake Pad Wear...249
  Check Front Axle Suspension Struts...250
  Lubricate Oscillation Tube, Articulation Joints, Steering Cylinder Rod Ends, and Oscillation Tube Through Drive Shaft Bearings...252
  Take Fluid Samples...253
Section 3-8: Maintenance—Every 1000 Hours...254
  Check Axle Oil Levels...255
  Check Final Drive Oil Levels...256
  Replace Hydraulic Reservoir Breather...257
  Check and Adjust Bin Shock Pad...258
  Grease Prop Shaft Slip Joint...260
Section 3-9: Maintenance—Every 2000 Hours...261
  Adjust Engine Valve Clearance...262
  Change Transmission Oil...263
  Replace Transmission Oil Filter...265
  Change Transfer Case Oil...267
  Change Axle Oil...269
  Change Final Drive Oil...270
  Replace Pneumatic System Dryer-Filter...272
  Replace Hydraulic System Oil Return Filter...273
Section 3-10: Maintenance—Every 3000 Hours...275
  Replace Hydraulic Suction Screen...276
Section 3-11: Maintenance—Every 4000 Hours...278
  Change Hydraulic Oil...279
  Replace Pneumatic Block Silencer Filter...281
Section 3-12: Maintenance—Every 4500 Hours...282
  Replace Engine Crankshaft Dampener...283
Section 3-13: Maintenance—Every 5000 Hours...284
  Drain, Flush and Refill Engine Cooling System...285
Section 3-14: Maintenance—Every 6000 Hours...287
  Replace Universal Joints...288
Section 4-1: Miscellaneous—Machine...289
  Do Not Service Control Valves, Cylinders, Pumps or Motors...290
  Do Not Service Injection Nozzles...291
  Bleeding Fuel System...292
  Check Engine Air Intake System...293
  Check Brake Accumulators...294
  Check Wheel Nuts...295
  Lubricate Hinges...296
  JDLink™ Machine Monitoring System (MMS)—If Equipped...297
  JDLink™ Machine Monitoring System (MMS) Direct Laptop Connection—If Equipped...298
  Fuse and Relay Compartment (S.N. —617192)...299
  Fuse and Relay Compartment (S.N. 617193—)...301
  Using Battery Charger...304
  Using Booster Batteries—24-Volt System...306
  Handling, Checking And Servicing Batteries Carefully...307
  Replace Batteries...310
  Replace Front Turn Signal Bulb, Headlight Bulb, and Front Park Light Bulb...312
  Adjust Headlights...314
  Replace Backup Light and Work Light—If Equipped...315
  Replace Tail and Brake Light and Rear Turn Signal...316
  Replace Dome Light Bulb...317
  Clean the Machine Regularly...318
  Unified Inch Bolt and Screw Torque Values...319
  Metric Bolt and Screw Torque Values...321
  Imperial and SAE (Inch) Cap Screw and Nut Torque Values...323
  Metric Cap Screw and Nut Torque Values...324
  Welding on Machine...325
Section 4-2: Miscellaneous—Operational Checkout...327
  Operational Checkout...327
Section 4-3: Miscellaneous—Troubleshooting...339
  Using Troubleshooting Charts...340
  Engine...341
  Transmission...345
  Axle...346
  Tires...347
  Brakes...348
  Hydraulic System...349
  Instruments and Controls...350
  Electrical System...351
  Rear Frame and Cab...353
Section 4-4: Miscellaneous—Storage...354
  Prepare Machine for Storage...355
  Monthly Storage Procedure...357
Section 4-5: Miscellaneous—Serial Numbers...359
  Record Product Identification Number (PIN)...360
  Record Engine Serial Number...361
  Record Transmission Serial Number...362
  Front Axle Serial Number...363
  Middle Axle Serial Number...364
  Rear Axle Serial Number...365
Section 4-6: Miscellaneous—Specifications...366
  250D Articulated Dump Truck Specifications...366
  300D Articulated Dump Truck Specifications...366
  250D and 300D Engine Specifications...366
  250D and 300D Travel Speeds...366
  250D and 300D Drain and Refill Capacities...366