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John Deere 750K & 850K Crawler Dozer Repair Technical Manual TM13282X19 – PDF DOWNLOAD
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John Deere 750K & 850K Crawler Dozer Repair Technical Manual TM13282X19 – PDF DOWNLOAD
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Description
John Deere 750K & 850K Crawler Dozer Repair Technical Manual TM13282X19 – PDF DOWNLOAD
FILE DETAILS:
John Deere 750K & 850K Crawler Dozer Repair Technical Manual TM13282X19 – PDF DOWNLOAD
Language : English
Pages : 566
Downloadable : Yes
File Type : PDF
IMAGES PREVIEW OF THE MANUAL:
DESCRIPTION:
John Deere 750K & 850K Crawler Dozer Repair Technical Manual TM13282X19 – PDF DOWNLOAD
- This manual is written for an experienced technician. Essential tools required in performing certain service work are identified in this manual and are recommended for use.
- Live with safety: Read the safety messages in the introduction of this manual and the cautions presented throughout the text of the manual.
- Technical manuals are divided in two parts: repair and operation and tests. Repair sections tell how to repair the components. Operation and test sections help to quickly identify the majority of routine failures quickly.
- Information is organized in groups for the various components requiring service instruction. At the beginning of each group are summary listings of all applicable essential tools, service equipment and tools, other materials needed to do the job, service parts kits, specifications, wear tolerances, and torque values.
- Technical manuals are concise guides for specific machines. They are on-the-job guides containing only the vital information needed for diagnosis, analysis, testing, and repair.
TABLE OF CONTENTS:
John Deere 750K & 850K Crawler Dozer Repair Technical Manual TM13282X19 – PDF DOWNLOAD
Contents................................................................................................................ 3 General Information................................................................................................. 5 Safety.......................................................................................................... 7 Recognize Safety Information................................................................................ 7 Follow Safety Instructions.................................................................................. 7 Operate Only If Qualified................................................................................... 7 Wear Protective Equipment................................................................................... 8 Avoid Unauthorized Machine Modifications.................................................................... 8 Inspect Machine............................................................................................. 8 Stay Clear of Moving Parts.................................................................................. 8 Avoid High-Pressure Fluids.................................................................................. 9 Avoid High-Pressure Oils.................................................................................... 9 Work In Ventilated Area..................................................................................... 9 Avoid Static Electricity Risk When Refueling................................................................ 10 High Debris Applications.................................................................................... 10 Prevent Fires............................................................................................... 11 Prevent Battery Explosions.................................................................................. 11 In Case of Machine Fire..................................................................................... 12 Handle Chemical Products Safely............................................................................. 12 Handle Starting Fluid Safely................................................................................ 12 Decommissioning — Proper Recycling and Disposal of Fluids and Components.................................... 13 Exhaust Filter Ash Handling and Disposal.................................................................... 13 Prepare for Emergencies..................................................................................... 13 Clean Debris from Machine................................................................................... 14 Add Cab Guarding for Special Uses........................................................................... 14 Use Steps and Handholds Correctly........................................................................... 14 Start Only From Operator's Seat............................................................................. 14 Use and Maintain Seat Belt.................................................................................. 15 Prevent Unintended Machine Movement......................................................................... 15 Avoid Work Site Hazards..................................................................................... 16 Keep Riders Off Machine..................................................................................... 16 Avoid Backover Accidents.................................................................................... 17 Avoid Machine Tip Over and Machine Damage................................................................... 18 Use Special Care When Operating............................................................................. 18 Inspect and Maintain ROPS................................................................................... 19 Travel Safely............................................................................................... 19 Prevent Acid Burns.......................................................................................... 20 Add and Operate Attachments Safely.......................................................................... 20 Park and Prepare for Service Safely......................................................................... 21 Service Machines Safely..................................................................................... 21 Service Cooling System Safely............................................................................... 21 Remove Paint Before Welding or Heating...................................................................... 22 Make Welding Repairs Safely................................................................................. 22 Drive Metal Pins Safely..................................................................................... 22 Use Proper Lifting Equipment................................................................................ 23 Clean Exhaust Filter Safely................................................................................. 24 Torque Values................................................................................................... 25 Additional Metric Cap Screw Torque Values................................................................... 25 Inch Series Four Bolt Flange Fitting for High-Pressure Service Recommendations.............................. 26 Metric 24° O-Ring Seal DIN 20078 Service Recommendations.................................................... 27 Metric Bolt and Cap Screw Torque Values..................................................................... 28 O-Ring Boss Fittings in Aluminum Housing Service Recommendations—Excavators................................. 29 O-Ring Face Seal Fittings With Metric Hex Nut and Stud End for High-Pressure Service Recommendations........ 31 O-Ring Face Seal Fittings With Metric Hex Nut and Stud End for Standard Pressure Service Recommendations.... 33 O-Ring Face Seal Fittings With SAE Inch Hex Nut and Stud End for High-Pressure Service Recommendations...... 35 Service Recommendations for 37° Flare and 30° Cone Seat Connectors.......................................... 36 Service Recommendations for Flared Connections—Straight or Tapered Threads.................................. 37 Service Recommendations for Flat Face O-Ring Seal Fittings.................................................. 38 Service Recommendations For Inch Series Four Bolt Flange Fittings........................................... 39 Service Recommendations for Metric Series Four Bolt Flange Fitting.......................................... 40 Service Recommendations For Non-Restricted Banjo (Adjustable) Fittings...................................... 41 Service Recommendations for O-Ring Boss Fittings............................................................ 42 Service Recommendations For O-Ring Boss Fittings With Shoulder.............................................. 43 Unified Inch Bolt and Cap Screw Torque Values............................................................... 45 Tracks.............................................................................................................. 47 Track System.................................................................................................... 49 Welding On Machine.......................................................................................... 49 Track Guides and Rock Guards Remove and Install............................................................. 49 Carrier Roller Wear Inspection.............................................................................. 52 Carrier Roller Remove and Install........................................................................... 52 Carrier Roller Disassemble and Assemble..................................................................... 54 Metal Face Seals Inspection................................................................................. 57 Carrier Roller Leakage Test................................................................................. 58 Track Roller Wear Inspection................................................................................ 59 Track Roller Remove and Install............................................................................. 60 Track Roller Disassemble and Assemble....................................................................... 63 Track Roller Leakage Test................................................................................... 72 Track Shoe Grouser Wear Inspection.......................................................................... 73 Track Shoe Remove and Install............................................................................... 75 Pivot Shaft Remove and Install.............................................................................. 76 Pivot Shaft Disassemble and Assemble........................................................................ 76 Crossbar Remove and Install................................................................................. 77 Crossbar Bushings and Seals Remove and Install.............................................................. 79 Track Link Height Inspection................................................................................ 81 Bushing Outside Diameter for Lubricated Track Chain Inspection.............................................. 82 Track Pitch for Lubricated Track Chain Inspection........................................................... 84 Lubricated Track Chain Remove and Install................................................................... 84 Lubricated Track Chain to Turn Bushings and Lubricate Chain Disassemble and Assemble........................ 89 Lubricated Track Chain to Turn Pins and Bushings and Not Lubricate Disassemble and Assemble................. 99 Track Sag Adjustment........................................................................................105 Track Adjuster Cylinder and Recoil Spring Remove and Install................................................106 Track Adjuster Recoil Spring Disassemble and Assemble.......................................................108 Track Adjuster Cylinder Disassemble and Assemble............................................................116 Track Frame Remove and Install..............................................................................118 Front Idler Wear Inspection.................................................................................122 Front Idler Remove and Install..............................................................................123 Front Idler Disassemble and Assemble........................................................................129 Front Idler Adjustment......................................................................................135 Front Idler Oil Leakage Test................................................................................137 Sprocket Segment Remove and Install.........................................................................138 Axles and Suspension Systems........................................................................................139 Drive Axle Housing and Support..................................................................................141 Final Drive Remove and Install.............................................................................141 Axle Shaft, Bearings, and Reduction Gears.......................................................................145 Planet Carrier Remove and Install...........................................................................145 Planet Carrier Disassemble and Assemble.....................................................................146 Ring Gear and Hub Remove and Install........................................................................147 Ring Gear and Hub Disassemble and Assemble..................................................................148 Final Drive Metal Face Seal Remove and Install..............................................................149 Inner Final Drive Housing Remove and Install................................................................154 Inner Final Drive Housing Cover Disassemble and Assemble....................................................156 Final Drive Seal Leakage Check..............................................................................161 Transmission........................................................................................................163 Removal and Installation........................................................................................165 Hydrostatic Pump and Motor Initial Start-Up Procedure.......................................................165 Hydrostatic Pump Remove and Install.........................................................................167 Hydrostatic Motor Remove and Install........................................................................173 Controls Linkage................................................................................................177 Transmission Control Lever (TCL) Remove and Install.........................................................177 Transmission Control Lever (TCL) Disassemble and Assemble...................................................178 Decelerator/Brake Pedal Remove and Install..................................................................195 Decelerator/Brake Pedal Disassemble and Assemble............................................................196 Input Drive Shafts and U-Joints.................................................................................201 Damper Drive Remove and Install.............................................................................201 Hydraulic System................................................................................................207 Hydrostatic Pump Disassemble................................................................................207 Charge Pump Disassemble and Assemble........................................................................213 Pump Displacement Control Valve (PDCV) Disassemble and Assemble.............................................217 Multi-Function Valve Remove and Install.....................................................................218 Multi-Function Valve Disassemble and Assemble...............................................................219 Hydrostatic Pump Assemble...................................................................................221 Hydrostatic Motor Disassemble...............................................................................238 Hydrostatic Motor Assemble..................................................................................255 Hydraulic Integrated Circuit (HIC) Valve Remove and Install.................................................284 Hydraulic Integrated Circuit (HIC) Valve Disassemble and Assemble...........................................286 Hydrostatic Reservoir Remove and Install....................................................................288 Hydrostatic Cold Start Valve Remove and Install.............................................................293 Engine..............................................................................................................295 Removal and Installation........................................................................................297 John Deere Engine...........................................................................................297 Engine Remove and Install...................................................................................297 Engine Mounts Remove and Install............................................................................306 Belt Routing................................................................................................307 Engine Auxiliary System.............................................................................................309 Cold Weather Starting Aids......................................................................................311 Engine Coolant Heater Remove and Install....................................................................311 Cooling Systems.................................................................................................313 Cooling Package Plenum Remove and Install...................................................................313 Cooling Package Remove and Install—750K.....................................................................315 Cooling Package Remove and Install—850K.....................................................................319 Charge Air Cooler Remove and Install........................................................................323 Radiator Remove and Install.................................................................................324 Radiator Remove and Install—850K............................................................................325 Hydraulic Oil Cooler Remove and Install.....................................................................326 Hydrostatic Oil Cooler Remove and Install—750K..............................................................327 Hydrostatic Oil Cooler Remove and Install...................................................................328 Fuel Cooler Remove and Install..............................................................................329 Intake System...................................................................................................331 Air Cleaner Remove and Install..............................................................................331 StrataStrata is a trademark of Donaldson Company Inc.® Cap Precleaner Remove and Install—If Equipped.......332 Large Debris Precleaner Remove and Install—If Equipped......................................................333 External Exhaust Systems........................................................................................335 Diesel Particulate Filter (DPF) Remove and Install..........................................................335 Exhaust Bellows Alignment Procedure.........................................................................337 Aftertreatment Assembly Remove and Install..................................................................343 Exhaust Tube Remove and Install.............................................................................348 JDG11335 Bellows Alignment Fixture..........................................................................349 Service Filter Cleaning.....................................................................................353 Selective Catalyst Reduction (SCR) Remove and Install.......................................................354 Diesel Exhaust Fluid (DEF) Tank Remove and Install..........................................................355 Diesel Exhaust Fluid (DEF) Tank Header Remove and Install...................................................356 Diesel Exhaust Fluid (DEF) Tank Header Disassemble and Assemble.............................................357 Diesel Exhaust Fluid (DEF) Tank Cleaning Procedure..........................................................358 Diesel Exhaust Fluid (DEF) Dosing Unit Remove and Install...................................................359 Diesel Exhaust Fluid (DEF) Dosing Injector Remove and Install...............................................359 Diesel Exhaust Fluid (DEF) Decomposition Tube Remove and Install............................................360 External Fuel Supply Systems....................................................................................361 Primary Fuel Filter and Water Separator Remove and Install..................................................361 Final Fuel Filter Remove and Install........................................................................361 Auxiliary Fuel Filter and Water Separator Remove and Install—If Equipped....................................362 Fast Fill Fuel System Disassemble and Assemble..............................................................363 Fuel Tank Remove and Install................................................................................364 Park Brake..........................................................................................................367 Controls Linkage................................................................................................369 Park Lock Linkage Remove and Install........................................................................369 Park Lock Linkage Disassemble and Assemble..................................................................371 Hydraulic System................................................................................................373 Park Brake Remove and Install...............................................................................373 Park Brake Disassemble and Assemble.........................................................................374 Equipment Attaching.................................................................................................381 Drawbar.........................................................................................................383 Extended Rigid Drawbar Remove and Install...................................................................383 Rigid Drawbar Remove and Install............................................................................384 Electrical System...................................................................................................385 Removal and Installation........................................................................................387 Exhaust Filter Sensor Installation..........................................................................387 Rotary Sensor Remove and Install............................................................................387 Air Conditioner Freeze Control Switch Remove and Install....................................................387 Controller Remove and Install...............................................................................388 Replace Weather Pack™ Connector.............................................................................388 Install Weather Pack™ Contact...............................................................................389 Replace DEUTSCH® Connectors.................................................................................390 Replace DEUTSCHDEUTSCH is a trademark of Deutsch Co.™ Rectangular or Triangular Connectors..................391 Install DEUTSCH® Contact....................................................................................392 Replace CINCHCINCH is a trademark of the Cinch Co.™ Connectors..............................................394 Install CINCHCINCH is a trademark of the Cinch Co.™ Contact.................................................395 Repair 32 and 48 Way CINCHCINCH is a trademark of the Cinch Co.™ Connectors.................................396 Replace (Pull Type) Metri-Pack™ Connectors..................................................................399 Replace (Push Type) Metri-Pack™ Connectors..................................................................400 Frame or Supporting Structure.......................................................................................401 Frame Installation..............................................................................................403 Welding Repair of Major Structures..........................................................................403 Frame Bottom Guards.............................................................................................405 Bottom Guards Remove and Install............................................................................405 Chassis Weights.................................................................................................407 Front Counterweight Remove and Install......................................................................407 Rear Counterweight Remove and Install.......................................................................408 Additional Rear Counterweight Remove and Install—If Equipped................................................409 Operator's Station..................................................................................................411 Removal and Installation........................................................................................413 Operator’s Station Remove and Install.......................................................................413 Operator Enclosure..............................................................................................417 Windowpanes Remove and Install..............................................................................417 Window Wiper Motor Remove and Install.......................................................................420 Window Washer Pumps Remove and Install......................................................................426 Hand Pump Bleed Procedure...................................................................................426 Seat and Seat Belt..............................................................................................427 Seat Remove and Install.....................................................................................427 Seat Belt Remove and Install................................................................................427 Heating and Air Conditioning....................................................................................429 R134a Refrigerant Cautions and Proper Handling..............................................................429 R134a Refrigerant Oil Information...........................................................................430 R134a Refrigerant Recovery, Recycling, and Charging Station Installation Procedure..........................431 Recover R134a Refrigerant...................................................................................431 Flush and Purge Air Conditioning System.....................................................................432 Evacuate R134a System.......................................................................................434 Charge R134a System.........................................................................................435 Evaporator or Heater Core Remove and Install................................................................436 Expansion Valve Remove and Install..........................................................................438 Blower Motor and Blower Motor Speed Resistor Remove and Install.............................................439 Heater Disassemble and Assemble.............................................................................440 Under Seat Heater Disassemble and Assemble..................................................................441 Receiver-Dryer Remove and Install...........................................................................443 Condenser Remove and Install................................................................................444 Compressor Remove and Install...............................................................................445 Sheet Metal and Styling.............................................................................................447 Hood or Engine Enclosure........................................................................................449 Hood Remove and Install.....................................................................................449 Engine Side Shields Remove and Install......................................................................451 Hood Support and Aftertreatment Assembly Remove and Install.................................................452 Grille and Grille Housing.......................................................................................457 Grille Remove and Install...................................................................................457 Safety and Convenience..............................................................................................459 Horn and Warning Devices........................................................................................461 Backup Alarm Remove and Install.............................................................................461 Backup Alarm Volume Adjustment..............................................................................461 Main Hydraulic System...............................................................................................463 Hydraulic System................................................................................................465 General Oil Cleanup Procedure...............................................................................465 Hydraulic Component Failure Cleanup Procedure...............................................................467 Hydraulic Pump Remove and Install...........................................................................470 Hydraulic Pump Disassemble and Assemble.....................................................................472 Hydraulic Pump Control Valve Disassemble and Assemble.......................................................474 Hydraulic Fan Motor Remove and Install......................................................................475 Hydraulic Fan Pump Remove and Install.......................................................................477 Hydraulic Fan Reversing Valve Remove and Install............................................................478 Hydraulic Fan Reversing Valve Disassemble and Assemble......................................................479 Thermal Bypass Valve Remove and Install.....................................................................480 Hydraulic Reservoir Cleanout Cover Remove and Install.......................................................481 Hydraulic Reservoir Remove and Install......................................................................484 Bulldozer...........................................................................................................487 Blade...........................................................................................................489 Cutting Edges and End Bits Remove and Install...............................................................489 Blade Remove and Install—PAT................................................................................490 Blade Remove and Install—OSD................................................................................492 Blade Remove and Install—Mechanical Angle Blade.............................................................495 Frames..........................................................................................................501 Outside Dozer Pushbeams Remove and Install..................................................................501 C-Frame Remove and Install..................................................................................505 Pushbeams Remove and Install—Mechanical Angle Blade.........................................................506 Hydraulic System................................................................................................511 Hydraulic Control Valve Remove and Install..................................................................511 Hydraulic Control Valve Remove and Install—IGC..............................................................513 Hydraulic Control Valve Disassemble and Assemble............................................................516 Hydraulic Control Valve Disassemble and Assemble—IGC........................................................519 Pilot Control Valve Remove and Install......................................................................521 Pilot Control Valve Disassemble and Assemble................................................................522 Quick-Drop Valve Remove and Install.........................................................................523 Cylinder Remove and Install—PAT.............................................................................524 Cylinder Remove and Install—OSD.............................................................................527 Hydraulic Cylinder Repair...................................................................................530 Ground Conditioning Tool............................................................................................531 Ripper..........................................................................................................533 Ripper Remove and Install—If Equipped.......................................................................533 Blades, Teeth, and Shanks.......................................................................................537 Shank and Tooth Remove and Install..........................................................................537 Hydraulic System................................................................................................539 Auxiliary Pilot Control Valve Remove and Install............................................................539 Ripper Cylinder Remove and Install..........................................................................540 Dealer Fabricated Tools.............................................................................................543 Dealer Fabricated Tools.........................................................................................545 DF1041 Track Nut Removal Tool...............................................................................545 DF1063 Final Drive Lift Bracket.............................................................................546 DF1065 Final Drive and Pump Adapter Bracket.................................................................547 DFT1132 Hydrostatic Motor Removal and Installation Tool.....................................................548 DFT1137 Hydrostatic Motor Removal and Installation Tool.....................................................549 DFT1167 Final Drive Lifting Bracket Adapter Spacer..........................................................550 DFT1243 Lifting Bracket Extension...........................................................................551 DFT1250 Lifting Bracket.....................................................................................552 DFT1260 Final Drive Lifting Fixture.........................................................................554 DFT1261 Rolling Torque Measurement Tool.....................................................................555 DFT1302 Final Drive Pressure Test Adapter...................................................................555 Page Number............................................................................................................. 3 Section 00.......................................................................................................... 5 Group 0001...................................................................................................... 7 Group 0003...................................................................................................... 25 Section 01.......................................................................................................... 47 Group 0130...................................................................................................... 49 Section 02..........................................................................................................139 Group 0201......................................................................................................141 Group 0250......................................................................................................145 Section 03..........................................................................................................163 Group 0300......................................................................................................165 Group 0315......................................................................................................177 Group 0325......................................................................................................201 Group 0360......................................................................................................207 Section 04..........................................................................................................295 Group 0400......................................................................................................297 Section 05..........................................................................................................309 Group 0505......................................................................................................311 Group 0510......................................................................................................313 Group 0520......................................................................................................331 Group 0530......................................................................................................335 Group 0560......................................................................................................361 Section 11..........................................................................................................367 Group 1115......................................................................................................369 Group 1160......................................................................................................373 Section 15..........................................................................................................381 Group 1511......................................................................................................383 Section 16..........................................................................................................385 Group 1600......................................................................................................387 Section 17..........................................................................................................401 Group 1740......................................................................................................403 Group 1746......................................................................................................405 Group 1749......................................................................................................407 Section 18..........................................................................................................411 Group 1800......................................................................................................413 Group 1810......................................................................................................417 Group 1821......................................................................................................427 Group 1830......................................................................................................429 Section 19..........................................................................................................447 Group 1910......................................................................................................449 Group 1921......................................................................................................457 Section 20..........................................................................................................459 Group 2004......................................................................................................461 Section 21..........................................................................................................463 Group 2160......................................................................................................465 Section 32..........................................................................................................487 Group 3201......................................................................................................489 Group 3240......................................................................................................501 Group 3260......................................................................................................511 Section 42..........................................................................................................531 Group 4200......................................................................................................533 Group 4201......................................................................................................537 Group 4260......................................................................................................539 Section 99..........................................................................................................543 Group 9900......................................................................................................545
S.S 26/02/2025
