John Deere 450J Crawler Dozer Workshop Repair Service Manual TM12275 PDF (S.N. 216243 up) - MJODTM12275.zip
Full workshop service and repair guide for the John Deere 450J Crawler Dozer (S.N. 216243 and up), containing everything a trained technician needs to service, overhaul, and maintain the machine.
Inside the John Deere 450J Crawler Dozer service repair manual, you'll find:
* 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.
TM12275 - John Deere 450J Crawler Dozer Technical Manual - Repair.PDF
TM12275 - John Deere 450J Crawler Dozer Technical Manual - Repair.EPUB
Total Pages: 630 pages
File Format: PDF/EPUB/MOBI/AZW (PC/Mac/Android/Kindle/iPhone/iPad; bookmarked, ToC, Searchable, Printable)
Language: English
MAIN SECTIONS
Foreword
Technical Information Feedback Form
General Information
Safety
Torque Values
Tracks
Track System
Axles and Suspension Systems
Drive Axle Housing and Support
Axle Shaft, Bearings, and Reduction Gear
Transmission
Removal and Installation
Controls Linkage
Hydrostatic System
Engine
Removal and Installation
Engine Auxiliary Systems
Cold Weather Starting Aids
Radiator and Fan Shroud
Engine Speed Control
Intake System
External Exhaust System
Mounting Frame
External Fuel Supply System
Dampener Drive
Elements
Park Brake
Removal and Installation
Control Linkage
Hydraulic System
Equipment Attaching
Ripper
Operator`s Station
Removal and Installation
Operator`s Enclosure
Seat and Seat Belt
Heating and Air Conditioning
Sheet Metal and Styling
Hood and Engine Enclosure
Grille and Grille Housing
Main Hydraulic System
Hydraulic System
Bulldozer
Blades
Control Linkage
Frames
Hydraulic System
Dealer Fabricated Tools
tm12275 - 450J (S.N. 216243— ) Crawler Dozer
Table of Contents
Foreword
Technical Information Feedback Form
Section 00: General Information
Group 01: Safety
Recognize Safety Information
Follow Safety Instructions
Operate Only If Qualified
Wear Protective Equipment
Avoid Unauthorized Machine Modifications
Inspect Machine
Stay Clear of Moving Parts
Avoid High-Pressure Fluids
Avoid High-Pressure Oils
Beware of Exhaust Fumes
Prevent Fires
Prevent Battery Explosions
Handle Chemical Products Safely
Dispose of Waste Properly
Prepare for Emergencies
Add Cab Guarding For Special Uses
Start Only From Operator's Seat
Prevent Unintended Machine Movement
Avoid Work Site Hazards
Keep Riders Off Machine
Avoid Backover Accidents
Avoid Machine Tip Over
Prevent Unintended Detonation of Explosive Devices
Park And Prepare For Service Safely
Service Cooling System Safely
Remove Paint Before Welding or Heating
Make Welding Repairs Safely
Drive Metal Pins Safely
Group 03: Torque Values
Metric Bolt and Cap Screw Torque Values
Additional Metric Cap Screw Torque Values
Unified Inch Bolt and Cap Screw Torque Values
Service Recommendations for 37° Flare and 30° Cone Seat Connectors
Service Recommendations for O-Ring Boss Fittings
O-Ring Boss Fittings In Aluminum Housing Service Recommendations—Excavators
Service Recommendations for Flared Connections—Straight or Tapered Threads
Service Recommendations For Flat Face O-Ring Seal Fittings
O-Ring Face Seal Fittings With SAE Inch Hex Nut And Stud End For High Pressure Service Recommendations
O-Ring Face Seal Fittings With Metric Hex Nut And Stud End For Standard Pressure Service Recommendations
O-Ring Face Seal Fittings With Metric Hex Nut And Stud End For High Pressure Service Recommendations
Service Recommendations for Metric Series Four Bolt Flange Fitting
Service Recommendations For Inch Series Four Bolt Flange Fittings
Inch Series Four Bolt Flange Fitting For High Pressure Service Recommendations
Service Recommendations For Non-Restricted Banjo (Adjustable) Fittings
Service Recommendations For O-Ring Boss Fittings With Shoulder
Metric 24° O-Ring Seal DIN 20078 Service Recommendations
Section 01: Tracks
Group 0130: Track System
Rock Guards and Chain Guides Remove and Install
Carrier Roller Remove and Install
Carrier Roller Disassemble and Assemble
Metal Face Seals Inspection
Track Roller Remove and Install
Track Roller Disassemble and Assemble
Track Roller Leakage Test
Track Shoe Remove and Install
Lubricated Track Chain (Saw Tooth Master Split Link) Remove and Install
Lubricated Track Chain Disassembly (Turn Bushings and Lubricate Chain)
Lubricated Track Chain Assembly (Turn Bushings and Lubricate Chain)
Lubricated Track Chain Disassemble and Assemble (Turn Pins and Not Lubricate)
Front Idler Remove and Install
Front Idler Disassemble, Inspect, and Assemble
Front Idler Adjustment
Front Idler Oil Level Check
Track Tension Adjuster Remove and Disassemble
Track Tension Adjuster Assemble and Install
Track Idler Recoil Spring Remove and Install
Track Idler Recoil Spring Disassemble and Assemble
Sprocket Remove and Install
Track Frame Remove and Install
Track Frame Disassemble and Assemble
Frame Wear Strips Remove and Install
Section 02: Axles and Suspension Systems
Group 0201: Drive Axle Housing and Support
Final Drive Remove and Install
Group 0250: Axle Shaft, Bearings, and Reduction Gear
Final Drive Disassemble and Assemble
Section 03: Transmission
Group 0300: Removal and Installation
Hydrostatic Pump Remove and Install
Hydrostatic Motor Remove and Install
Group 0315: Controls Linkage
Transmission Control Lever (TCL) Remove and Install
Transmission Control Lever (TCL) Disassemble and Assemble
Group 0360: Hydrostatic System
Hydrostatic Pumps Disassemble
Hydrostatic Charge Pump Disassemble and Assemble
Pump Displacement Control Valve (PDCV) Disassemble and Assemble
Multi-Function Valve Disassemble and Assemble
Neutral Charge Relief Valve Disassemble and Assemble
Hydrostatic Pump Assemble
Hydrostatic Motor Disassemble
Hydrostatic Motor Assemble
Oil Cooler Thermal Bypass Valve Remove and Install
Hydrostatic Filter Remove and Install
Hydrostatic Filter Disassemble and Assemble
Hydrostatic Reservoir Remove and Install
Section 04: Engine
Group 0400: Removal and Installation
Engine Remove and Install
Section 05: Engine Auxiliary Systems
Group 0505: Cold Weather Starting Aids
Engine Coolant Heater Remove and Install
Start Aid Remove and Install
Starting Aid Solenoid Remove and Install
Group 0510: Radiator and Fan Shroud
Fan Blade and Shroud Remove and Install
Cooling Package Remove and Install
Group 0515: Engine Speed Control
Decelerator/Brake Pedal Remove and Install
Decelerator/Brake Pedal Disassemble and Assemble
Group 0520: Intake System
Air Cleaner Remove and Install
Group 0530: External Exhaust System
Muffler Remove and Install
Group 0540: Mounting Frame
Engine and Power Train Mounting
Group 0560: External Fuel Supply System
Fuel Tank Remove and Install
Section 07: Dampener Drive
Group 0752: Elements
Dampener Drive Remove and Install
Section 11: Park Brake
Group 1100: Removal and Installation
Park Brake Valve Remove and Install
Park Brake Remove and Install
Group 1115: Control Linkage
Park Lock Linkage Remove and Install
Park Lock Linkage Disassemble and Assemble
Group 1160: Hydraulic System
Park Brake Valve Disassemble and Assemble
Park Brake Disassemble and Assemble
Section 15: Equipment Attaching
Group 1540: Ripper
Ripper Remove and Install
Section 18: Operator's Station
Group 1800: Removal and Installation
Cab or ROPS Remove and Install
Group 1810: Operator's Enclosure
Slide Glass Remove and Install
Stationary Glass Remove and Install
Sliding Window Remove and Install
Front Window Wiper Remove and Install
Door Window Wipers Remove and Install
Rear Window Wiper Remove and Install
Window Washer Pumps Remove and Install
Group 1821: Seat and Seat Belt
Standard Seat Remove and Install (Old)
Deluxe Seat Remove and Install
Air Suspension Seat Remove and Install
Group 1830: Heating and Air Conditioning
R134a Refrigerant Cautions
R134a Compressor Oil Charge Check
R134a Compressor Oil Removal
R134a Component Oil Charge
Leakage Testing
R134a Refrigerant Recovery, Recycling and Charging Station Installation Procedure
Recover R134a System
Evacuate R134a System
Charge R134a System
Air Conditioner System Cleaning Procedures
Purge R134a System
Flush R134a System
Evaporator or Heater Core Remove and Install
Expansion Valve Remove and Install
A/C Freeze Switch Remove and Install
Upper Cab Heater Blower Motor and Heater Blower Resistor Remove and Install
Cab Upper Heater Disassemble and Assemble
Cab or ROPS Under Seat Heater Disassemble and Assemble
Receiver-Dryer Remove and Install
Condenser Remove and Install
Compressor Remove and Install
Compressor Clutch Disassemble and Assemble
Clutch Hub Clearance Check
Compressor Manifold Inspect
Compressor Disassemble and Assemble
Section 19: Sheet Metal and Styling
Group 1910: Hood and Engine Enclosure
Hood Remove and Install
Hood Support and Engine Side Shields Remove and Install
Group 1921: Grille and Grille Housing
Grille and Grille Housing Removal
Grille and Grille Housing Installation
Section 21: Main Hydraulic System
Group 2160: Hydraulic System
Hydraulic Pump Remove and Install
Hydraulic Pump (With Winch Option) Disassemble and Assemble
Hydraulic Pump (Without Winch Option) Disassemble and Assemble
Hydraulic Reservoir Remove and Install (S.N. —243763)
Hydraulic Reservoir Remove and Install (S.N. 243764— )
Hydraulic Reservoir and Hydrostatic Reservoir Cleanout Cover Remove and Install
Hydraulic Reservoir Disassemble and Assemble
Hydraulic Filter Remove and Install
Hydraulic Filter Disassemble and Assemble
Section 32: Bulldozer
Group 3201: Blades
Blade Remove and Install (S.N. —178254)
Blade Remove and Install (S.N. 178255— )
Blade Ball and Socket Alignment Procedure
Blade Retainer Split Bearing Installation
Cutting Edges and End Bits Remove and Install
Group 3215: Control Linkage
Hydraulic Control Lever Linkage Remove and Install
Auxiliary Hydraulic Control Lever Linkage Remove and Install
Group 3240: Frames
C-Frame Remove and Install
C-Frame Remove and Install (New)
Group 3260: Hydraulic System
Hydraulic Control Valve Remove and Install
Hydraulic Control Valve Disassemble and Assemble
Hydraulic Control Valve Disassemble and Assemble—IGC
Wiper Seals and Lip Seals on Hydraulic Control Valve Remove and Install
Auxiliary Control Valve Section Disassemble and Assemble
Angle Control Valve Section Disassemble and Assemble
Tilt Control Valve Section Disassemble and Assemble
Lift Control Valve Section Disassemble and Assemble
System and Angle Circuit Relief Valve Disassemble and Assemble
Integrated Grade Control (IGC) Lever Remove and Install
Integrated Grade Control (IGC) Lever Disassemble and Assemble
Tilt Cylinder Remove and Install
Angle Cylinder Remove and Install
Lift Cylinder Remove and Install
Angle, Lift, and Tilt Cylinders Disassemble and Assemble (John Deere 120 Series Cylinders)
Section 99: Dealer Fabricated Tools
Group 9900: Dealer Fabricated Tools
DF1041 Track Nut Removal Tool
DF1063 Final Drive Lift Bracket
DFT1087 Track Recoil Spring Disassembly and Assembly Guard Tool
DFT1119 Pump Support
DFT1130 Adapter
DFT1132 Hydrostatic Motor Removal and Installation Tool