John Deere 770G 770GP 772G 772GP Motor Grader Workshop Repair Service Manual tm13069X19 PDF - MJODTM13069X19.zip
A full-service repair and technical manual covering the John Deere 770G, 770GP, 772G, and 772GP Motor Graders, packed with the same shop-level guidance used by professional technicians to service, fix, and rebuild these machines.
The John Deere 770G, 770GP, 772G, and 772GP Motor Grader repair workshop manual contains:
* 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.
* 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.
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PRODUCT DETAILS:
Total Pages: 851 pages
File Format: PDF/EPUB/MOBI/AZW (PC/Mac/Android/Kindle/iPhone/iPad; bookmarked, ToC, Searchable, Printable)
Language: English
Category: Repair
Language: Spanish French Portuguese Russian English
Models: John Deere - 770G Motor Grader - 1DW770GP_ _D656729 – 678817
TABLE OF CONTENTS
Section 00: General Information...15
Group 001: Safety...15
Recognize Safety Information...18
Follow Safety Instructions...19
Operate Only If Qualified...20
Wear Protective Equipment...21
Avoid Unauthorized Machine Modifications...22
Inspect Machine...23
Stay Clear of Moving Parts...24
Avoid High-Pressure Fluids...25
Avoid High-Pressure Oils...26
Work In Ventilated Area...27
Avoid Static Electricity Risk When Refueling...28
Prevent Fires...30
Prevent Battery Explosions...31
Handle Chemical Products Safely...32
Decommissioning — Proper Recycling and Disposal of Fluids and Components...33
Prepare for Emergencies...34
Clean Debris from Machine...35
Use Steps and Handholds Correctly...36
Start Only From Operator's Seat...37
Use and Maintain Seat Belt...38
Prevent Unintended Machine Movement...39
Avoid Work Site Hazards...40
Keep Riders Off Machine...42
Avoid Backover Accidents...43
Avoid Machine Tip Over and Machine Damage...44
Operating or Traveling On Public Roads...45
Inspect and Maintain ROPS...46
Add and Operate Attachments Safely...47
Park and Prepare for Service Safely...48
Service Cooling System Safely...49
Remove Paint Before Welding or Heating...50
Make Welding Repairs Safely...51
Drive Metal Pins Safely...52
Service Tires Safely...53
Group 0003: Torque Values...16
Metric Bolt and Cap Screw Torque Values...56
Additional Metric Cap Screw Torque Values...58
Unified Inch Bolt and Cap Screw Torque Values...60
Service Recommendations for 37° Flare and 30° Cone Seat Connectors...62
Service Recommendations for O-Ring Boss Fittings...64
Service Recommendations for Flared Connections—Straight or Tapered Threads...66
Service Recommendations For Flat Face O-Ring Seal Fittings...68
O-Ring Face Seal Fittings With SAE Inch Hex Nut And Stud End For High Pressure Service Recommendations...70
O-Ring Face Seal Fittings With Metric Hex Nut And Stud End For Standard Pressure Service Recommendations...72
O-Ring Face Seal Fittings With Metric Hex Nut And Stud End For High Pressure Service Recommendations...75
Service Recommendations for Metric Series Four Bolt Flange Fitting...78
Service Recommendations For Inch Series Four Bolt Flange Fittings...80
Inch Series Four Bolt Flange Fitting For High Pressure Service Recommendations...82
Service Recommendations For Non-Restricted Banjo (Adjustable) Fittings...84
Service Recommendations For O-Ring Boss Fittings With Shoulder...87
Metric 24° O-Ring Seal DIN 20078 Service Recommendations...90
Section 01: Wheels...94
Group 0110: Powered Wheels and Fasteners...94
Wheel Remove and Install...97
Tire Remove and Install...99
Section 02: Axles and Suspension Systems...102
Group 0225: Input Drive Shafts and U-Joints...102
Transmission-to-Rear Axle Drive Shaft Remove and Install...106
Transmission-to-Rear Axle Drive Shaft Disassemble and Assemble...108
Group 0230: Non-Powered Wheel Axles...102
Front Wheel Hub and Spindle Remove and Install—Non 6WD...113
Front Wheel Hub and Spindle Disassemble and Assemble—Non 6WD...117
Front Axle Remove and Install—Non 6WD...124
Group 0240: Powered Wheel Axles...102
Front Wheel Hub and Spindle Remove and Install—6WD...135
Front Wheel Hub and Spindle Disassemble and Assemble—6WD...141
Front Wheel Hub and Spindle Disassemble and Assemble with Steering Angle Sensor—6WD...148
6WD Drive Hub Disassemble and Assemble...156
Planetary Drive Disassemble and Assemble...158
Planetary Brake Disassemble and Assemble...161
6WD Bearings Remove and Install...170
6WD O-Ring Metal Face Seal Remove and Install...174
Front Axle Remove and Install—6WD...183
Group 0250: Axle Shafts, Bearings, and Reduction Gears...102
TeamMate™ II 1400 Series Inboard Planetary Axle—Use CTM138619...191
Rear Axle Remove and Install...192
Tandem and Wheel Axle Assembly Remove and Install...197
Tandem Wheel Axle Assembly Remove and Install...201
Tandem Wheel Axle Assembly Disassemble and Assemble...204
Tandem Pivot Disassemble and Assemble...209
Final Drive Axle Remove and Install...214
Tandem Drive Shaft Remove and Install...230
Drive Chain Remove and Install...236
Group 0260: Hydraulic System...102
6WD Pump Remove and Install...244
6WD Pump Disassemble...248
6WD Pump Assemble...265
6WD Charge Pump Remove and Install...287
6WD Engagement Manifold Remove and Install...288
Differential Lock Pump Remove and Install...291
6WD Motor Remove and Install...293
6WD Motor Disassemble and Assemble...295
Section 03: Transmission...299
Group 0300: Removal and Installation...299
DF180 Transmission...302
Transmission Remove and Install...304
Group 0360: Hydraulic System...299
Transmission Charge Pump Remove and Install...314
Section 04: Engine...317
Group 0400: Removal and Installation...317
John Deere Engine...319
Engine Remove and Install—Engine 6090HDW01...320
Engine Remove and Install—Engine 6090HDW04...333
Section 05: Engine Auxiliary System...334
Group 0510: Cooling System...334
Fan Blade Remove and Install...338
Radiator Remove and Install...341
Hydraulic and Differential Oil Cooler Remove and Install...345
Transmission Oil Cooler Remove and Install...348
Fuel Cooler Remove and Install...351
Charge Air Cooler Remove and Install...353
Group 0560: External Fuel Supply Systems...334
Fuel Tank Remove and Install...361
Fast Fill Fuel System Disassemble and Assemble—If Equipped...366
Section 07: Torsional Isolator...370
Group 0752: Elements...370
Torsional Isolator Remove and Install...373
Section 09: Steering System...375
Group 0920: Power Steering...375
Toe-In Check and Adjustment...378
Group 0960: Hydraulic System...375
Steering Wheel, Column, and Valve Remove and Install—Standard Controls...383
Steering Wheel, Column, and Valve Remove and Install—EH Controls...386
EH Controls Steering Canceling Valve Remove and Install...390
Steering Valve Disassemble and Assemble...392
Steering Cylinder Remove and Install...399
Hydraulic Cylinder Disassemble and Assemble...403
Wheel Lean Cylinder Remove and Install...404
Secondary Steering Accumulator Remove and Install—If Equipped...408
Section 10: Service Brakes...410
Group 1011: Active Elements...410
Service Brake Repair...412
Group 1060: Hydraulic System...410
Service Brake Valve Remove and Install...416
Service Brake Bleeding...419
Brake Accumulator Remove and Install...544
Section 11: Park Brake...422
Group 1111: Active Elements...422
Park Brake Repair...424
Section 17: Frame, Chassis or Supporting Structure...425
Group 1740: Frame Installation...425
Welding On Machine...427
Welding Repair of Major Structure...428
Separate Frames at Articulation Joint...430
Articulation Bearing Replacement...436
Rear Platform Remove and Install...440
Section 18: Operator’s Station...444
Group 1800: Removal and Installation...444
Cab Remove and Install...454
Cab Remove and Install—GP Machine Only...462
Group 1810: Operator Enclosure...444
Windowpanes Remove and Install...471
Cab Door Handle Remove and Install...472
Cab Door Latch Remove and Install...474
Rivet Nut Installation...476
Wiper Arm Installation...481
Group 1815: Pedal Assembly...444
Inching Pedal Remove and Install...487
Group 1816: Steering Tilt Console...444
Steering Support Console Remove and Install—Standard Controls...493
Steering Support Console Remove and Install—EH Controls...496
Console Tilt Remove and Install...499
Steering Tilt Assembly Remove and Install...502
Group 1821: Seat and Seat Belt...444
Seat Remove and Install...506
Seat Belt Remove and Install...509
Armrest Remove and Install...511
Armrest Remove and Install—EH Controls...512
Armrest Disassemble and Assemble—EH Controls...514
Standard Seat Disassemble and Assemble...516
Deluxe Seat Disassemble and Assemble...518
Air Suspension Disassemble and Assemble...521
Group 1830: Heating and Air Conditioning...444
Flush and Purge Air Conditioner System...526
R134a Refrigerant Oil Information...529
R134a Refrigerant Recovery/Recycling and Charging Station Installation Procedure...531
Condenser Remove and Install...533
Heater and Air Conditioner Remove and Install...537
Receiver-Dryer Remove and Install...542
Accumulator Remove and Install...544
R134a System Recover...546
R134a System Evacuate...547
R134a System Charge...549
Expansion Valve Remove and Install...550
Freeze Control Switch Remove and Install...557
Heater Control Valve Remove and Install...559
Heater Control Valve Leak Check...562
Blower Motor Assembly Remove and Install...563
R134a Refrigerant Cautions and Proper Handling...564
Compressor Remove and Install...565
Section 19: Sheet Metal and Styling...568
Group 1910: Engine Enclosure...568
Engine Service Doors and Side Shields Remove and Install...570
Engine Covers Remove and Install...571
Group 1921: Grille and Grille Housing...568
Grille Housing Remove and Install...581
Section 21: Main Hydraulic System...586
Group 2160: Hydraulic System...586
Hydraulic Pump Remove and Install...590
Hydraulic Pump Disassemble and Assemble (S.N. —667937)...593
Hydraulic Pump Disassemble and Assemble (S.N. 667938— )...599
Hydraulic System Manifold Remove and Install...604
Hydraulic System Manifold Disassemble and Assemble...606
Soft Start Valve Remove and Install...608
Soft Start Valve Disassemble and Assemble...610
Vacuum Pump Installation...612
Hydraulic Fan Pump Remove and Install...613
Hydraulic Fan Motor Remove and Install...616
Hydraulic Fan Valve Remove and Install...618
General Oil Cleanup Procedure...621
Hydraulic/Hydrostatic Component Failure Cleanup Procedure...624
Hydraulic Attenuator Remove and Install...628
Section 34: Grading Device...630
Group 3415: Controls Linkage...630
Control Linkage Remove and Install...634
Group 3440: Frames...630
NeverGrease™ Pin Joints...640
Lift Arms Remove and Install...644
Saddle Locking Cylinder Remove and Install...649
Saddle Locking Pin Disassemble and Assemble...652
Saddle Frame Remove and Install...655
Blade Pitch Frame Remove and Install...657
Draft and Circle Frame Remove and Install...661
Circle Adjustment...666
Blade Side Shift Wear Inserts Remove and Install...673
Group 3450: Circle Gearbox...630
Circle Drive Gearbox Remove and Install...678
Dual Input Circle Drive Gearbox Remove and Install—If Equipped...680
Circle Drive Gearbox Disassemble and Assemble...684
Circle Drive Gear Case (With Slip Clutch) Disassemble and Assemble...689
Dual Input Circle Drive Gearbox Disassemble and Assemble—If Equipped...707
Dual Input Circle Drive Gear Case (With Slip Clutch) Disassemble and Assemble—If Equipped...712
Circle Rotate Motor Disassemble and Assemble...719
Circle Rotate Sensor Remove and Install...737
Group 3460: Hydraulic System...630
Grader Control Valve Remove and Install...747
Draft Frame Mount Grader Control Valve Remove and Install—EH Controls...753
Cab Mount Grader Control Valve Remove and Install—EH Controls...757
Grader Control Valve Disassemble and Assemble...760
Midmount Scarifier Valve Section Disassemble and Assemble...765
Midmount Scarifier Valve Section Disassemble and Assemble—EH Controls...768
Blade Lift Valve Section Disassemble and Assemble...771
Blade Lift Valve Section Disassemble and Assemble—EH Controls...774
Auxiliary (With Float) Valve Section Disassemble and Assemble...777
Auxiliary (Without Float) Valve Section Disassemble and Assemble...780
Auxiliary Valve Section Disassemble and Assemble—EH Controls...783
Wheel Lean, Articulation, Circle Side Shift, Blade Pitch, and Blade Side Shift Valve Section Disassemble and Assemble...786
Wheel Lean, Articulation, Circle Side Shift, Blade Pitch, Blade Side Shift, and Steering Valve Section Disassemble and Assemble—EH Controls...789
Circle Rotate Valve Section Disassemble and Assemble...792
Circle Rotate Valve Section Disassemble and Assemble—EH Controls...795
Return Check Poppets Disassemble and Assemble...797
Rotary Manifold Remove and Install...798
Rotary Manifold Disassemble and Assemble...801
Blade Lift, Blade Pitch, and Circle Side Shift Cylinders Remove and Install...803
Blade Side Shift Cylinder Remove and Install...805
Articulation Cylinders Remove and Install...808
Section 42: Ground Conditioning Tool...810
Group 4240: Frames...810
Midmount Scarifier Remove and Install...819
Midmount Scarifier Cylinder Remove and Install...827
Ripper Remove and Install...829
Ripper Cylinders Remove and Install...832
Section 99: Dealer Fabricated Tools...835
Group 9900: Dealer Fabricated Tools...835
DF1057—Axle Adjusting Tool...838
DFT1101 Cab and ROPS Lift Bracket...840
DFT1151—Outboard Bearing Driver...841
DFT1152—Inboard Bearing Driver...842
DFT1225—Rolling Torque Measurement Tool...843
DFT1250 Lifting Bracket...844
DFT1282—King Pin Torque Adapter...846
DFT1308 Transmission Support Bracket...847
DFT1310—Cab Mount Control Valve Support Bracket...849
DFT1311—Extension for DFT1250...850
John Deere 770G, 770GP, 772G, and 772GP Motors Grader Repair Service Manual (tm13069X19)