Complete Operation and Test manual with Electrical Wiring Diagrams for John Deere 4WD Loaders Models 744K, with all the workshop information to maintain, diagnose, and service like professional mechanics.

John Deere 744K 4WD Loader workshop Diagnstics and Test 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.

TM10683 - John Deere 744K 4WD Loader Engine 6090HDW06 (T3) 6090HDW08 (S2) Technical Manual (Repair).pdf
tm11162 - John Deere Chargeur à 4 roues motrices 744K.pdf
tm11163 - John Deere Cargadora de tracción en las cuatro ruedas 744K.pdf
tm11272 - John Deere Погрузчик 744K с полным приводом (4WD).pdf

PRODUCT DETAILS:
Total Pages: 731 pages
File Format: PDF (bookmarked, ToC, Searchable, Printable)
Category: Repair
Language: Spanish English French Russian
Published on 2020/02/02
John Deere - 4WD Loader - ( –632967) Engine 6090HDW06, 6090HDW08

TABLE OF CONTENTS
Section 00: General Information....15
  Group 0001: Safety Information....15
    Recognize Safety Information....18
    Follow Safety Instructions....19
    Operate Only If Qualified....20
    Wear Protective Equipment....21
    Avoid Unauthorized Machine Modifications....22
    Add Cab Guarding For Special Uses....23
    Inspect Machine....24
    Stay Clear of Moving Parts....25
    Avoid High-Pressure Oils....26
    Avoid High-Pressure Fluids....27
    Beware of Exhaust Fumes....28
    Prevent Fires....29
    Clean Debris from Machine....30
    Prevent Battery Explosions....31
    Handle Chemical Products Safely....32
    Dispose of Waste Properly....33
    Prepare for Emergencies....34
    Use Steps and Handholds Correctly....35
    Start Only From Operator's Seat....36
    Use and Maintain Seat Belt....37
    Prevent Unintended Machine Movement....38
    Avoid Work Site Hazards....39
    Use Special Care When Operating Loader....41
    Keep Riders Off Machine....42
    Avoid Backover Accidents....43
    Avoid Machine Tip Over....44
    Operating on Slopes....46
    Operating or Traveling On Public Roads....47
    Inspect and Maintain ROPS....48
    Add and Operate Attachments Safely....49
    Park And Prepare For Service Safely....50
    Service Cooling System Safely....51
    Service Tires Safely....52
    Remove Paint Before Welding or Heating....53
    Make Welding Repairs Safely....54
    Drive Metal Pins Safely....55
  Group 0003: Torque Values....16
    Metric Bolt and Cap Screw Torque Values....58
    Additional Metric Cap Screw Torque Values....60
    Unified Inch Bolt and Cap Screw Torque Values....62
    Service Recommendations for 37° Flare and 30° Cone Seat Connectors....64
    Service Recommendations for O-Ring Boss Fittings....66
    O-Ring Boss Fittings in Aluminum Housing Service Recommendations—Excavators....68
    Service Recommendations for Flared Connections—Straight or Tapered Threads....71
    Service Recommendations for Flat Face O-Ring Seal Fittings....73
    O-Ring Face Seal Fittings With SAE Inch Hex Nut and Stud End for High-Pressure Service Recommendations....75
    O-Ring Face Seal Fittings With Metric Hex Nut and Stud End for Standard Pressure Service Recommendations....77
    O-Ring Face Seal Fittings With Metric Hex Nut and Stud End for High-Pressure Service Recommendations....80
    Service Recommendations for Metric Series Four Bolt Flange Fitting....83
    Service Recommendations For Inch Series Four Bolt Flange Fittings....85
    Inch Series Four Bolt Flange Fitting for High-Pressure Service Recommendations....87
    Service Recommendations For Non-Restricted Banjo (Adjustable) Fittings....89
    Service Recommendations For O-Ring Boss Fittings With Shoulder....92
    Metric 24° O-Ring Seal DIN 20078 Service Recommendations....95
Section 01: Wheels....99
  Group 0110: Powered Wheels and Fasteners....99
    Wheel Remove and Install....101
    Tire Remove and Install....102
Section 02: Axles and Suspension Systems....105
  Group 0200: Removal and Installation....105
    TeamMate™ II Axles....126
    Front Axle and Differential Remove and Install....108
    Rear Axle and Differential Remove and Install....113
    Axle Oscillating Supports Disassemble and Assemble....118
  Group 0225: Input Drive Shafts And U-Joints....105
    Universal Joint and Drive Shaft Remove and Install....123
  Group 0250: Axle Shaft, Bearings, And Reduction Gears....105
    TeamMate™ II Axles....126
  Group 0260: Hydraulic System....105
    Differential Lock Solenoid Valve Remove and Install....129
    Axle Circulation Pump Remove and Install....131
Section 03: Transmission....133
  Group 0300: Removal and Installation....133
    Transmission Remove and Install....140
  Group 0350: Gears, Shafts, Bearings and Power Shift Clutch....133
    Torque Converter Input Shaft Remove and Install....148
    Torque Converter Housing Disassemble and Assemble....150
    Transmission Input Shaft Remove and Install....164
    Transmission Input Shaft Disassemble and Assemble....165
    Transmission Drive Two Disassemble and Assemble....173
    Transmission Drive Three Disassemble and Assemble....179
    Output Shaft Drive Disassemble and Assemble....191
    Clutch Packs Remove and Install....212
    Low Range Forward Clutch (KV) and First Speed Clutch (K1) Disassemble and Assemble....217
    High Range Forward Clutch (K4) and Third Speed Clutch (K3) Disassemble and Assemble....241
    Reverse Clutch (KR) and Second Speed Clutch (K2) Disassemble and Assemble....261
    Low Range Forward Clutch (KV) and First Speed Clutch (K1) Bearing Preload Adjustment....282
    High Range Forward Clutch (K4) and Third Speed Clutch (K3) Bearing Preload Adjustment....287
    Reverse Clutch (KR) and Second Speed Clutch (K2) Bearing Preload Adjustment....292
    Transmission Speed Sensors Remove and Install....297
  Group 0360: Hydraulic System....133
    Transmission Pump Remove and Install....302
    Transmission Pump Disassemble and Assemble....304
    Transmission Hydraulic Control Valve Remove and Install....306
    Transmission Hydraulic Control Valve Disassemble and Assemble....308
    Transmission Suction Screen Remove and Install....320
Section 04: Engine....322
  Group 0400: Removal and Installation....322
    PowerTech Plus™ 9.0L (6090) John Deere Engine—9.0L Tier 3/Stage IIIA....324
    PowerTech Plus™ 9.0L (6090) John Deere Engine—9.0L Stage II....325
    Engine Remove and Install....326
    Crankshaft Dampener Remove and Install....333
    Serpentine Belt Remove and Install....334
Section 05: Engine Auxiliary Systems....335
  Group 0505: Cold Weather Starting Aids....335
    Start Aid Nozzle Remove and Install....338
    Start Aid Solenoid Remove and Install....340
    Engine Coolant Heater Remove and Install—If Equipped....342
  Group 0510: Cooling System....335
    Intercooler Remove and Install....346
    Radiator Remove and Install....348
    Hydraulic Oil Cooler Remove and Install....353
    Transmission Oil Cooler Remove and Install....356
    Axle Oil Cooler Remove and Install....358
    Cooling Package Plenum Remove and Install....359
  Group 0520: Intake System....335
    Air Cleaner Remove and Install....367
    Precleaner Remove and Install....369
  Group 0530: External Exhaust System....335
    Muffler Remove and Install....372
  Group 0560: External Fuel Supply Systems....335
    Fuel Tank Remove and Install....377
    Primary Fuel Filter (Water Separator) Remove and Install....380
    Auxiliary Fuel Filter/Water Separator Remove and Install—If Equipped....382
    Fast Fill Fuel System Disassemble and Assemble—If Equipped....384
Section 07: Dampener Drive....386
  Group 0752: Elements....386
    Output Damper Remove and Install....388
Section 09: Steering System....389
  Group 0960: Hydraulic System....389
    NeverGrease™ Pin Joints....604
    Orbital Steering Valve Remove and Install....398
    Steering Column Remove and Install....402
    Steering Column Disassemble and Assemble....403
    Steering Cylinders Remove and Install....405
    Steering Cylinder Bushings Remove and Install....407
    Secondary Steering Pump Remove and Install—If Equipped....408
    Secondary Steering Valve Remove and Install....410
    Joystick Steering Valve Remove and Install—If Equipped....412
    Joystick Steering Valve Disassemble and Assemble—If Equipped....415
    Loader Start-Up Procedure (Steering Cylinder)....417
Section 10: Service Brakes....418
  Group 1011: Active Elements....418
    Service Brake Assembly Remove and Install....420
    Service Brake Pedal and Linkage Disassemble and Assemble....421
  Group 1060: Hydraulic System....418
    Service Brake Valve Remove and Install....426
    Service Brake Accumulator Remove and Install....429
Section 11: Park Brake....432
  Group 1111: Active Elements....432
    Park Brake Remove and Install....437
    Park Brake Disassemble and Assemble....441
  Group 1160: Hydraulic System....432
    Park Brake Release Solenoid Valve Remove and Install....448
Section 17: Frame or Supporting Structure....449
  Group 1740: Frame Installation....449
    Welding Major Structure....452
    Engine and Loader Frame Separate....454
    Upper Pivot Bearing and Seals Remove and Install....458
    Lower Pivot Bearing and Seals Remove and Install....461
  Group 1746: Frame Bottom Guards....449
    Fuel Tank Guard Remove and Install....465
    Front Axle Guard Remove and Install....466
    Transmission Bottom Guard Remove and Install....467
  Group 1749: Chassis Weights....449
    Counterweights Remove and Install....470
Section 18: Operator’s Station....472
  Group 1800: Removal and Installation....472
    Cab Remove and Install....480
  Group 1810: Operator Enclosure....472
    Windowpanes Remove and Install....487
    Cab Door Hold-Open Release Adjust....488
    Cab Door Hold-Open Latch Pin Adjust....489
    Front and Rear Windshield Wiper Motor Remove and Install....490
  Group 1821: Seat and Seat Belts....472
    Seat Remove and Install....496
    Seat Belt Remove and Install....498
    Joystick Steering Armrest and Wiring Harness Remove and Install—If Equipped....500
    Joystick Steering Controller Assembly Remove and Install—If Equipped....503
    Steering Joystick Disassemble and Assemble—If Equipped....507
    Joystick Steering Armrest Disassemble and Assemble—If Equipped....518
    Joystick Steering Armrest Tilt Pivot Disassemble and Assemble—If Equipped....521
    Joystick Steering Armrest Rear Pivot Adjustment—If Equipped....525
  Group 1830: Heating and Air Conditioning....472
    Proper Refrigerant Handling....531
    R134a Refrigerant Cautions....532
    R134a Compressor Oil Charge Check....533
    R134a Compressor Oil Removal....535
    R134a Component Oil Charge....536
    Refrigerant Leak Testing....538
    Refrigerant Hoses and Tubing Inspection....539
    R134a Refrigerant Recovery/Recycling and Charging Station Installation Procedure....540
    R134a System Recover....542
    R134a System Evacuate....544
    R134a System Charge....546
    Air Conditioner System Cleaning Procedures....548
    Air Conditioner System Purge....549
    Air Conditioner System Flush....550
    Air Conditioning Module With Heater/Evaporator Coil....553
    Heater/Evaporator Coil Remove and Install....555
    Expansion Valve Remove and Install....557
    Freeze Control Switch Remove and Install....559
    Freeze Control Switch Bench Test....560
    Heater Control Valve Remove and Install....561
    Heater Control Valve Leak Check....562
    Blower Motor Assembly Remove and Install....563
    Receiver-Dryer Remove and Install....564
    Condenser Remove and Install....565
    Air Conditioning High-Low Pressure Switch Remove and Install....567
    Fresh Air Filter Remove and Install....569
    Recirculating Air Filter Remove and Install....571
    Compressor Remove and Install....573
    Compressor Clutch—R134a Disassemble and Assemble....575
    Clutch Hub Clearance—R134a Check....577
Section 19: Sheet Metal and Styling....578
  Group 1910: Hood or Engine Enclosure....578
    Hood Remove and Install....581
    Engine Side Shields Remove and Install....583
  Group 1921: Grille and Grille Housing....578
    Grille and Grille Housing Remove and Install....586
Section 31: Loader....588
  Group 3102: Bucket....588
    Bucket Remove and Install....593
    Welded Bucket Cutting Edges Remove and Install....596
    Bucket Teeth Remove and Install....597
    Bolt-On Cutting Edges Remove and Install....598
    Cracked Cutting Edge Repair....599
  Group 3140: Frames....588
    NeverGrease™ Pin Joints....604
    Loader Bucket Tilt Linkage Remove and Install....608
    Bucket Linkage Seals and Bushings Remove and Install....611
    Loader Boom Bushings and Seals Remove and Install....615
    Boom Remove and Install....618
    Hi-Vis Coupler Disassemble and Assemble....621
  Group 3160: Hydraulic System....588
    General Oil Cleanup Procedure....630
    Hydraulic Component Failure Cleanup Procedure....634
    Follow-Up Oil Cleanup Procedure....639
    Loader Hydraulic Pump Remove and Install....640
    Main Hydraulic Pump Disassemble and Assemble....643
    Steering/Loader Hydraulic Pump Remove and Install....646
    Loader Control Valve Remove and Install....649
    Loader Control Valve Disassemble and Assemble....652
    Boom Section Disassemble and Assemble....654
    Bucket Section Disassemble and Assemble....656
    Auxiliary Section Disassemble and Assemble....658
    Main Relief Valve Disassemble and Assemble....659
    Circuit Relief With Anticavitation Valve Disassemble and Assemble....663
    Anticavitation Valve Disassemble and Assemble....663
    Auxiliary, Bucket, and Boom Section Pilot Orifice Check Valve....664
    Boom Cylinder Remove and Install....665
    Bucket Cylinder Remove and Install....668
    Boom and Bucket Cylinder Disassemble and Assemble....671
    Boom or Bucket Cylinder Bushings and Seals Remove and Install....672
    Loader Start-Up Procedure....674
    Hydraulic Reservoir Remove and Install....675
    Pilot Control Valve Remove and Install....680
    Pilot Control Valve Disassemble and Assemble....684
    Auxiliary Function Pilot Control Valve Remove and Install....686
    Auxiliary Function Pilot Control Valve Disassemble and Assemble....690
    Pilot Accumulator Remove and Install....692
    Hydraulic Pump Manifold Remove and Install....695
    Hydraulic Pump Manifold Disassemble and Assemble....697
    Ride Control Valve Remove and Install—If Equipped....700
    Ride Control Valve Disassemble and Assemble....702
    Ride Control Accumulator Remove and Install....705
    Pin Disconnect Valve Remove and Install....706
    Pin Disconnect Valve Disassemble and Assemble....708
    Hydraulic Fan Motor Remove and Install....710
    Hydraulic Fan Pump Remove and Install....714
    Hydraulic Fan Proportional/Relief Solenoid Valve Remove and Install....717
    Hydraulic Fan Proportional/Relief Solenoid Valve Disassemble and Assemble....720
    Reversing Fan Valve Remove and Install—If Equipped....721
    Reversing Fan Valve Disassemble and Assemble—If Equipped....724
Section 99: Dealer Fabricated Tools....727
  Group 9900: Dealer Fabricated Tools....727
    DFT1044 Air Deflector Bushing....729

John Deere 4WD Loaders 744K with Engine 6090HDW06 (T3) 6090HDW08 (S2) Operation and Test Service Manual (TM10683)