Complete All Inclusive Technical Manual with electrical wiring diagrams for John Deere 280, 284, 300, 304, 320, 324 Tractors, with workshop information to maintain, diagnose, repair, and rebuild like professional mechanics (Diagnosis, Operation, Tests, Repair, Service, Troubleshooting).

John Deere 280, 284, 300, 304, 320, 324 Tractors workshop technical service manual includes:
* Numbered table of contents easy to use so that you can find the information you need fast.
* Detailed sub-steps expand on repair procedure information
* Numbered instructions guide you through every repair procedure step by step.
* Troubleshooting and electrical service procedures are combined with detailed wiring diagrams for ease of use.
* Notes, cautions and warnings throughout each chapter pinpoint critical information.
* Bold figure number help you quickly match illustrations with instructions.
* Detailed illustrations, drawings and photos guide you through every procedure.
* Enlarged inset helps you identify and examine parts in detail.

TM700419 - John Deere 280,284,300,304,320,324 Tractors Service Manual.pdf
tm700414 - John Deere 280, 284, 300, 304, 320, 324 and B350 拖拉機維修技術手冊.pdf
John Deere 284 Tractor Parts Catalog (PC4639).pdf
John Deere 300 Tractor Parts Catalog (PC4640).pdf
John Deere 304 Tractor Parts Catalog (PC4641).pdf
John Deere 320 and 330 Series Tractors Parts Catalog (PC496).pdf
John Deere 320 Tractor Parts Catalog (PC4642).pdf
John Deere 324 Tractor Parts Catalog (PC4643).pdf

PRODUCT DETAILS:
Total Pages: 1,093 pages
File Format: PDF (bookmarked, ToC, Searchable, Printable)
Language: English

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MAIN SECTIONS
  Foreword
   General information
      Safety regulations
      Technical specifications
      Fuel and lubricant oil
      Position of serial number plate
      Discharge oil and water before servicing
   Engine
      Engine
      Cooling system
   Fuel system, air intake and exhaust
      Speed control lever
      Fuel system
      Air intake and exhaust system
   Electrical system
      Battery and engine
      Electrical system components
      Wiring harness
      Fuses and relays
      Electrical schematic
   Drive system
      Rear PTO shaft
      Clutch
      Feeder
      Gearbox
      Rear differential
      Final drive
      MFWD
   Steering and brake
      Steering system
      Brake
      Air brake (optional)
   Hydraulic system
      Hydraulic pump and lifter filter element
      Lifter
      Hydraulic oil pipe
      Trailer device
   Miscellaneous
      Engine hood and shield
      Three-point suspension device
      Wheel
      Front counterweight tray
   Driving cab
      Remove and install components
      Seat
   Special tools (made by dealers)
      Special tools (made by dealers)
   Work checking procedures
      Work checking procedures
   Engine operational principles, test and adjust
      Component locations
      Operational principles
      Diagnose, test and adjust
   Operational principles, test and adjustment of fuel/air intake system
      Component locations
      Operational principles
      Diagnose, test and adjust
   Operational principles, test and adjustment of electrical system
      Component locations
      Operational principles
      Diagnose, test and adjust
      Circuit diagram
   Operational principles, test and adjustment of drive system
      Component locations
      Operational principles
      Diagnose, test and adjust
   Operational principles, test and adjustment of steering and braking devices
      Component locations
      Operational principles
      Diagnose, test and adjust
   Operational principles, test and adjustment of hydraulic system
      Component locations
      Operational principles
      Diagnose, test and adjust
      
TABLE OF CONTENTS
Section 10: General information....195
  Group 05: Safety regulations....18
    Live With Safety....23
    Recognize Safety Information....24
    Understand the meaning of sign words....25
    Follow Safety Instructions....26
    Handle Fluids Safely—Avoid Fires....27
    Prevent Battery Explosions....28
    Handle Batteries Safely....29
    Prepare for Emergencies....30
    Remove Paint Before Welding or Heating....31
    Avoid High-Pressure Fluids....32
    Engine Coolant....33
    Prevent Machine Runaway....34
    Avoid Heating Near Pressurized Fluid Lines....35
    Work In Ventilated Area....36
    Use starting fluid safely....37
    Wear Protective Clothing....38
    Noise isolation....39
    Service front-wheel driven tractor safely....40
    Tighten wheels-fixing bolts/nuts....41
    Store implements safely....42
    Produce dealer self-made tools safely....43
    Use fuel safely - prevent fire....44
    Practice Safe Maintenance....45
    Stay away from rotating drive shaft....46
    Use steps and handrails correctly....47
    Operate tractor safely....48
    Limited use for forestry operation....51
    Use loader and tractor safely....52
    Keep riders off the machine....53
    Instructor's seat....54
    Using safety warning lights and devices....55
    Use safety chains....56
    Transport towed implements at safe speed....57
    Be cautious on slopes and uneven terrain....59
    Drag a machine out of mud pits....60
    Avoid contact with pesticides....61
    Handle pesticides safely....62
    Handle Global Positioning System (GPS) receiver safely....64
    Stay away from high-temperature radiation....65
    Avoid tractor being out of control....66
    Transport tractor safely....67
    Service the cooling system safely....68
    Service the accumulator system safely....69
    Park Machine Safely....70
    Use Proper Lifting Equipment....71
    Support Machine Safely....72
    Work in Clean Area....73
    Illuminate Work Area Safely....74
    Service Machines Safely....75
    Use Proper Tools....76
    Service Tires Safely....77
    Safe Servicing of Front-Wheel Drive....78
    Use Seat Belt Properly....79
    Keep ROPS Installed Properly....80
    Dispose of Waste Properly....81
  Group 10: Technical specifications....628
    Technical specifications of 2WD machine....87
    MFWD technical specifications....92
    Front-wheel drive axle oil (standard)....98
    Maximum control force....99
    Minimum turning radius....100
    PTO shaft properties....101
    Traction properties....102
    Properties of hydraulic suspension system....103
    Pouring capacity (L)....104
    Metric bolt and screw torque values....105
    Torque values of imperial bolts and screws....107
    Hydraulic system imperial connector torque....110
    Hydraulic system metric connector torque....111
    Clean air filter....113
    Check hose clamps....114
    Clear the dust on engine cover and hood grille....115
    Clean radiator....116
    Check the oil level of gearbox and lifter....117
    Clean battery....118
    Check neutral start circuit....119
    Tractor operation check....120
  Group 15: Fuel and lubricant oil....20
    Handle fuel safely — Avoid fire....122
    Handle fluid safely — Avoid fire....123
    Handling and storing of diesel fuel....124
    Cold weather operation....125
    Hot weather operation....126
    Diesel....127
    Lubricity of diesel....129
    Test diesel....130
    Fill the fuel tank....131
    Alternative and synthetic lubricant oil....133
    Storage of lubricant oil....134
    Diesel engine break-in oil....135
    Diesel engine oil....137
    Engine oil filter....139
    Heavy-duty diesel engine coolant....140
    Liquid coolant conditioner....142
    Transmission and hydraulic oil....143
    Refuel gearbox....144
    Regularly check and service the gearbox....145
    Use correct transmission/hydraulic oil filter elements....146
    Lubricating grease (specific applications)....147
    Lubricating grease....148
  Group 20: Position of serial number plate....21
    Serial number....150
    Tractor serial number....151
    Tractor machine serial number - 13 digits PIN....152
    Engine serial number....153
  Group 25: Discharge oil and water before servicing....21
    MFWD model front axle oil discharge....155
    MFWD model drive transfer case oil discharge....156
    Steering oil tank discharge....157
    Gearbox oil discharge....158
    Lifter oil discharge....159
    Oil tank diesel discharge....160
    Discharge cooling water....161
    Engine oil discharge....163
Section 20: Engine....164
  Group 05: Engine....164
    Basic or recommended tools....166
    Technical specifications....628
    Engine maintenance....168
    Remove and install engine....219
  Group 10: Cooling system....164
    Technical specifications....628
    Maintenance of engine water pump....175
    Remove, install and adjust fan drive belt....176
    Remove, check and install radiator....178
    Remove thermostat....182
    Install thermostat....184
Section 30: Fuel system, air intake and exhaust....186
  Group 05: Speed control lever....186
    Technical specifications....628
    Check and repair engine control mechanism assembly....189
    Adjust throttle lever....191
    Adjust synchronization of foot throttle pedal and throttle handle....192
  Group 10: Fuel system....186
    General information....195
    Technical information....196
    Remove, check and install fuel tank....197
    Replace fuel transfer pump....200
    Replace sediment bowl....201
    Replace fuel filter....203
    Exhaust air from fuel system....635
  Group 15: Air intake and exhaust system....186
    Technical specifications....628
    Remove, check and install air filter....209
    Remove, check and install muffler....211
Section 40: Electrical system....213
  Group 05: Battery and engine....213
    Remove and install battery....217
    Remove and install engine....219
  Group 10: Electrical system components....213
    Service equipment and tools....222
    Replace water temperature sensor....223
    Replace engine oil pressure sensor....224
    Replace dashboard....225
    Replace keyswitch....227
    Replacement light switch / working light switch / warning light switch....230
    Replace high/low beam switch / turning signal switch / horn switch....232
    Replace brake light switch....234
    Replace gearbox neutral switch....236
    Replace PTO shaft neutral switch....238
    Replace horn....239
    Replace flasher....240
    Replace trailer socket (optional)....241
    Replace air pressure alarm switch (optional)....242
  Group 15: Wiring harness....662
    Cable repair pliers....244
    Remove and install electrical connectors....245
    Separate blade terminals and connectors....246
    Replace connector....247
    Install contact....249
    Replace tractor wiring harness....250
    Battery cables, headlight wiring harness, engine wiring harness....251
    Left rear light wiring harness, right rear light wiring harness, start relay wiring harness, meter and switch wiring harness....252
  Group 20: Fuses and relays....213
    Locations of fuses....254
    Fuse specifications and functions....255
    Replace start relay....256
  Group 25: Electrical schematic....749
    Cable color codes....748
    Electrical schematic....749
Section 50: Drive system....261
  Group 10: Rear PTO shaft....261
    Exploded view of rear PTO control assembly....265
    Exploded view of PTO shaft protection cover assembly....267
    Exploded view of PTO shaft....268
    Remove, check and assemble PTO control assembly....270
    Remove and check rear PTO shaft assembly....273
    Assemble rear PTO shaft assembly....278
  Group 15: Clutch....261
    Exploded view of clutch assembly (single)....287
    Exploded view of clutch assembly (double)....288
    Disassemble, check and assemble clutch assembly (single)....290
  Group 20: Feeder....261
    Exploded view of feeder (single clutch)....297
    Exploded view of feeder (dual clutch)....299
    Remove and install feeder....302
    Disassemble, check and assemble feeder....304
  Group 25: Gearbox....261
    Exploded view of gearbox....308
    Exploded view of gearbox (MFWD)....310
    Exploded view of first shaft....312
    Exploded view of first shaft (dual clutch)....314
    Exploded view of second shaft....316
    Exploded view of second shaft (dual clutch)....318
    Exploded view of gearbox cover....319
    Remove and install gearbox....321
    Remove and install gearbox cover....325
    Disassemble, check and assemble shift shaft....327
    Disassemble and check first shaft and second shaft....329
    Assemble first shaft and second shaft....334
  Group 30: Rear differential....261
    General repair procedures - rear differential....347
    Exploded view of differential assembly....348
    Remove and install differential assembly....349
    Disassemble, check and assemble differential assembly....353
    Adjust differential backlash....358
  Group 35: Final drive....262
    General repair procedures - final drive....360
    Exploded view of final drive assembly....361
    Remove and install final drive assembly....363
    Disassemble and check final drive assembly....367
    Assemble final drive assembly....370
  Group 40: MFWD....262
    Exploded view of MFWD control handle....375
    Exploded view of drive transfer case and drive shaft....376
    Remove and install drive transfer case....378
    Disassemble, check and assemble drive transfer case....381
    Exploded view of front box....387
    Disassemble and check front box....390
    Assemble front box....396
    Exploded view of front wheel final drive assembly....406
    Disassemble and check front wheel final drive assembly....408
    Assemble front wheel final drive assembly....415
Section 60: Steering and brake....427
  Group 05: Steering system....427
    Technical specifications....628
    Remove and install steering wheel....430
    Remove and install steering column (MFWD)....431
    Remove and install steering column (2WD)....432
    Remove and check steering gear aggregate (2WD)....436
    Disassemble hydraulic steering oil tank (MFWD)....440
    Remove, check and install steering cylinder assembly (MFWD)....442
    Disassemble constant flow pump....446
    Disassemble full hydraulic steering gear....448
    Adjust toe-in (MFWD)....833
    Adjust front wheel toe-in and wheel tread (2WD model)....455
  Group 10: Brake....427
    Technical specifications....628
    Disassemble and check brake pedal and connection lever mechanism....461
    Disassemble and check brake drum housing assembly....466
    Install brake drum housing assembly....470
    Install brake pedal and connection lever mechanism....475
  Group 10B: Air brake (optional)....427
    Remove and install brake valve....483
    Remove and install air reservoir....485
    Remove and install air outlet pipe connector....486
    Remove and install bracket....487
    Remove and install air pipe....488
    Air pump maintenance....494
Section 70: Hydraulic system....495
  Group 05: Hydraulic pump and lifter filter element....495
    Remove and install gear pump....497
    Remove and install lifter filter element....498
  Group 10: Lifter....495
    Technical specifications....628
    Remove and install lifter assembly....501
  Group 15: Hydraulic oil pipe....495
    Technical specifications....628
    Remove and install forepump oil inlet front pipe....506
    Remove and install lifter oil pump inlet pipe....508
    Remove and install hydraulic lifter oil pump outlet pipe....510
    Remove and install lifter oil inlet pipe....512
  Group 20: Trailer device....495
    Technical specifications....628
    Remove and install trailer device....516
Section 80: Miscellaneous....518
  Group 05: Engine hood and shield....518
    Remove engine hood....522
    Install engine hood....525
    Remove and install engine hood strut....527
    Remove and install engine hood lock....528
    Remove and install PTO shaft shield....530
  Group 10: Three-point suspension device....518
    Adjust upper lever....533
    Remove and install upper lever assembly....534
    Adjust oblique lever....536
    Remove and install oblique lever....537
    Remove and install lower lever....540
    Adjust external stopper chain assembly....542
    Remove and install external stopper chain....543
  Group 15: Wheel....518
    Technical specifications....628
    Remove and install guide wheels....549
    Remove and install front drive wheels....550
    Remove and install drive wheels....551
    Remove and install rear wheel counterweight....552
  Group 20: Front counterweight tray....518
    Remove, check and install front counterweight tray....556
Section 90: Driving cab....559
  Group 05: Remove and install components....559
    Remove and install fenders....564
    Remove and install pedals....568
    Remove and install rear-view mirrors....570
    Remove and install toolbox....571
  Group 10: Seat....559
    Remove and install seat....575
Section 99: Special tools (made by dealers)....578
  Group 05: Special tools (made by dealers)....578
    Special tool Q23-5 for installing bearing 305....580
    Special tool Q23-6 for installing bushes....581
    Special tool Q22-56 for installing oil seals....582
    Special tool Q22-57 for installing bearings....583
    Special tool Q22-105 for installing brake camshaft....584
    Special tool Q22-3 for installing reverse gear composite bush....585
    Special tool Q23-3 for installing bearing 6207....586
    Special tool Q22-106 for installing bearing 30211 inner ring....587
Section 210: Work checking procedures....588
  Group 10: Work checking procedures....588
    Information of work checking procedures....590
    Engine oil level and status check....591
    Coolant level and status check....593
    Gearbox oil level check....595
    Hydraulic oil check....597
    Fan and belt check....599
    Fuel system check....601
    Air intake system check....603
    Electrical system check....605
    Hydraulic system check....606
    Indicator bulb check....607
    Engine start check....609
    Steering check....610
    Clutch check....611
    Shift lever check....612
    Brake check....614
    Other checks....616
Section 220: Engine operational principles, test and adjust....617
  Group 05: Component locations....617
    Information of component locations....839
    Engine external components - left side....620
    Engine external components - right side....621
  Group 10: Operational principles....617
    Information of operational principles....843
    Operational principles of engine cooling system....624
  Group 15: Diagnose, test and adjust....617
    Technical specifications....628
    Cooling system test....629
    Throttle adjustment....630
    Fan/generator drive belt adjustment....633
    Exhaust air from fuel system....635
    Air filter blockage....637
Section 230: Operational principles, test and adjustment of fuel/air intake system....639
  Group 05: Component locations....639
    Information of component locations....839
    Fuel system components....642
    Air intake system components....643
  Group 10: Operational principles....639
    Information of operational principles....843
    Operational principles of fuel system....647
    Operational principles of air intake system....650
  Group 15: Diagnose, test and adjust....639
    Diagnostic information....848
    Fuel/air intake system diagnosis, test and adjustment....653
Section 240: Operational principles, test and adjustment of electrical system....654
  Group 05: Component locations....654
    Information of component locations....839
    Engine electrical components - right side....658
    Engine electrical components - left side....659
    Electrical components of dashboard and main control panel....660
    Wiring harness....662
  Group 10: Operational principles....654
    Information of operational principles....843
    Fuses....666
    Relays....668
    Operational principles of starting system....669
    Operational principles of battery charging system....671
    Operational principles of lighting system - left/right turning signal....673
    Operational principles of lighting system - high/low beam and dashboard light....675
    Operational principles of lighting system - working light....677
    Operational principles of lighting system - taillight, front screen light and brake light....679
    Operational principles of lighting system - hazard warning light....681
    Operational principles of dashboard system - water temperature gauge....683
    Operational principles of dashboard system - engine oil pressure indicator....685
    Operational principles of air pressure indicator (optional)....687
    Operational principles of horn....689
  Group 15: Diagnose, test and adjust....654
    Diagnostic information....848
    Cable color table....695
    Starting system test point - normal operation....696
    Battery charging system test point....699
    Lighting system test points - left/right turning signal....701
    Lighting system test points - high/low beam and dashboard light....705
    Lighting system test points - working light....709
    Lighting system test points - taillight, front screen light and brake light....712
    Lighting system test points - hazard warning light....716
    Dashboard system test points - water temperature gauge....719
    Dashboard system test points - engine oil pressure....722
    Air pressure test point....725
    Horn test point....727
    Battery voltage test....729
    Charging battery....730
    Keyswitch test....731
    Fuse test....733
    Neutral start switch test....734
    Light switch test....735
    Turning signal switch test....737
    Hazard alarm switch test....739
    Working light switch test....741
    Front floodlight high/low beam switch test....743
    Horn switch test....745
  Group 20: Circuit diagram....655
    Cable color codes....748
    Electrical schematic....749
Section 250: Operational principles, test and adjustment of drive system....750
  Group 05: Component locations....750
    Information of component locations....839
    Drive system components....754
    Clutch components....755
    Gearbox components....758
    Final drive components....760
    Rear PTO components....762
  Group 10: Operational principles....750
    Information of operational principles....843
    Operational principles of single-acting clutch....766
    Operational principles of double-acting clutch....768
    Operational principles of single-acting gearbox....770
    Operational principles of double-acting gearbox....773
    Operational principles of final drive....776
    Operational principles of rear PTO shaft....778
    Operational principles of drive transfer case transmission....780
    Operational principles of MFWD....782
  Group 15: Diagnose, test and adjust....750
    Diagnostic information....848
    Isolate defective components....787
    Clutch slippage....789
    Clutch incomplete separation....790
    Clutch engagement....791
    Clutch non-separation....792
    Clutch pedal non-return....793
    Unstable or unsteady power transmission....794
    Gearbox oil level low (serious oil leakage)....795
    Bumping gear, difficult shifting or non-engagement....796
    Gearbox failing to stay at gear position....797
    PTO shaft noisy....798
    Difficulty in PTO shaft engagement....799
    PTO shaft failing to stay at engaged status....800
    Differential being noisy....801
Section 260: Operational principles, test and adjustment of steering and braking devices....802
  Group 05: Component locations....802
    Information of component locations....839
    Steering system components....805
    Shoe type braking system components....810
  Group 10: Operational principles....802
    Information of operational principles....843
    Operational principles of mechanical steering system....813
    Operational principles of hydraulic steering system....816
    Operational principles of braking system....819
  Group 15: Diagnose, test and adjust....802
    Diagnostic information....848
    Isolate defective components - steering system....824
    Being difficult or failed to steer....825
    Isolate defective components - brake....826
    Steering cylinder leakage test....827
    Check toe-in (2WD)....828
    Adjust toe-in (2WD)....829
    Check toe-in (MFWD)....832
    Adjust toe-in (MFWD)....833
    Brake pedal adjustment....835
Section 270: Operational principles, test and adjustment of hydraulic system....837
  Group 05: Component locations....837
    Information of component locations....839
    Lifter assembly....840
  Group 10: Operational principles....837
    Information of operational principles....843
    Operational principles of hydraulic system....844
  Group 15: Diagnose, test and adjust....837
    Diagnostic information....848
    Preliminary checks of hydraulic system....849
    Entire hydraulic system is not working / hydraulic oil pump does not supply oil....850
    Insufficient oil supply from oil pump....851
    Oil pump pressure is too high....852
    Too much noise is generated when oil pump works....853
    Lifter does not lift or lifting speed is too slow....854
      
John Deere 280, 284, 300, 304, 320, 324 Tractors Service Manual (TM700419)