John Deere 670D 672D 770D 772D 870D 872D Motor Grader Repair Technical Manual TM2256

[Martin Welker]

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John Deere 670D 672D 770D 772D 870D 872D Motor Grader Repair Technical Manual TM2256
Size: 13.46 MB
Format: PDF
Language: English
Brand: John Deere
Type of Machine: Motor Grader
Type of Manual: Repair Technical Manual
Model: John Deere 670D 672D 770D 772D 870D 872D Motor Grader
Part Number: TM2256
Publication Date: 2015
Number of Pages: 388 Pages

Contents:
General Information
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 Oils
Beware of Exhaust Fumes
Prevent Fires
Prevent Battery Explosions
Handle Chemical Products Safely
Dispose of Waste Properly
Prepare for Emergencies
Use Steps and Handholds Correctly
Start Only From Operator's Seat
Use and Maintain Seat Belt
Prevent Unintended Machine Movement
Avoid Work Site Hazards
Keep Riders Off Machine
Avoid Back over Accidents
Avoid Machine Tip Over
Operating Or Traveling On Public Roads
Inspect and Maintain ROPS
Add and Operate Attachments Safely
Park And Prepare For Service Safely
Service Cooling System Safely
Remove Paint Before Welding or Heating
Make Welding Repairs Safely
Drive Metal Pins Safely
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
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
Wheels
Powered Wheels and Fasteners
Tire Remove and Install
Axles and Suspension Systems
Input Drive Shafts and U-Joints
Transmission-to-Rear Axle Drive Shaft Remove and Install
Transmission-to-Rear Axle Drive Shaft Disassemble and Assemble
Non-Powered Wheel Axles
Front Wheel Hub and Spindle Remove and Install—Non HFWD
Front Wheel Hub and Spindle Disassemble and Assemble—Non HFWD
Front Axle Remove and Install—Non HFWD
Powered Wheel Axles
Front Wheel Hub and Spindle Remove and Install—HFWD
Front Wheel Hub and Spindle Disassemble and Assemble—HFWD
Front Wheel Hub and Spindle Disassemble and Assemble with Steering Angle Sensor—HFWD
HFWD Drive Hub Disassemble and Assemble
Planetary Drive Disassemble and Assemble
Planetary Brake Disassemble and Assemble
HFWD Bearings Remove and Install
HFWD O-Ring Metal Face Seal Remove and Install
Front Axle Remove and Install—HFWD
Steering Angle Sensor Remove and Install (S.N. 611296— )
Axle Shafts, Bearings, and Reduction Gears
TEAMMATETEAMMATE is a trademark of Deere & Company™ II 1400 Series Inboard Planetary Axle—Use CTM43
Rear Axle Remove and Install
Tandem and Wheel Axle Assembly Remove and Install
Tandem Rear Wheel Axle Assembly Remove and Install
Tandem Front Wheel Axle Assembly Remove and Install
Tandem Wheel Axle Assembly Disassemble and Assemble
Tandem Pivot Disassemble and Assemble
Final Drive Axle Remove and Install
Tandem Drive Shaft Remove and Install
Drive Chain Remove and Install
Hydraulic System
HFWD Pump Remove and Install
HFWD Pump Disassemble and Assemble
HFWD Charge Pump Remove and Install
HFWD Charge Pump Disassemble and Assemble
HFWD Engagement Manifold Remove and Install
HFWD Engagement Manifold Disassemble and Assemble
Differential Lock Pump Remove and Install
Park Brake Valve Remove and Install
Park Brake Valve Disassemble and Assemble
HFWD Motor Remove and Install
HFWD Motor Disassemble and Assemble
Transmission
Removal and Installation
Funk Transmission
Transmission Remove and Install
Hydraulic System
Transmission Charge Pump Remove and Install
Transmission Oil Filter Remove and Install
Transmission Accumulator Remove and Install
Engine
Removal and Installation
POWERTECHPOWERTECH is a trademark of Deere & Company® 4.5 L & 6.8 L (4045 & 6068) John Deere Engines
POWERTECHPOWERTECH is a trademark of Deere & Company® 8.1 L (6081) John Deere Engines
Engine Remove and Install—6.8 L
Engine Remove and Install—8.1 L
Engine Auxiliary System
Cooling System
Fan Remove and Install
Fan Pulley Remove and Install
Fan Pulley Disassemble and Assemble
Fan Belt Tensioner Remove and Install
Fan Drive Assembly Remove and Install
Fan Drive Hub Disassemble and Assemble
Radiator Remove and Install
Oil Cooler Remove and Install
Charge Air Cooler Remove and Install
External Fuel Supply Systems
Fuel Tank Remove and Install
Torsional Isolator
Elements
Torsional Isolator Remove and Install
Steering System
Power Steering
Toe-In Check and Adjustment—(HFWD or Non-HFWD)
Hydraulic System
Steering Wheel, Column, and Valve Remove and Install
Steering Valve Disassemble and Assemble
Steering Cylinder Remove and Install
Hydraulic Cylinder Repair
Wheel Lean Cylinder Remove and Install
Service Brakes
Active Elements
Service Brake Repair
Hydraulic System
Service Brake Valve Remove and Install
Service Brake Bleeding
Brake Accumulator Remove and Install
Park Brake
Active Elements
Park Brake Repair
Frame, Chassis or Supporting Structure
Frame Installation
Welding On Machine
Welding Repair of Major Structure
Separate Engine and Equipment Frame
Operator’s Station
Removal and Installation
Cab Remove and Install
Operator Enclosure
Windowpanes Remove and Install
Cab Door Handle Remove and Install
Cab Door Latch Remove and Install
Rivet Nut Installation
Seat and Seat Belt
Seat Remove and Install
Seat Belt Remove and Install
Air Suspension Seat Disassemble and Assemble
Air Seat Suspension Disassemble and Assemble
Mechanical Suspension Seat Disassemble and Assemble
Mechanical Seat Suspension Disassemble and Assemble
Heating and Air Conditioning
Refrigerant Cautions and Proper Handling
Flush and Purge Air Conditioner System
R134a Refrigerant Oil Information
R134a Refrigerant Recovery/Recycling and Charging Station Installation Procedure
Recover R134a Refrigerant
Evacuate R134a System
Charge R134a System
Compressor Remove and Install
Condenser Remove and Install
Heater and Air Conditioner Remove and Install
Receiver/Dryer Remove and Install
Accumulator Remove and Install
Compressor Clutch Disassemble and Assemble
Compressor Manifold Inspect
Compressor Relief Valve Remove and Install
Sheet Metal and Styling
Grille and Grille Housing
Grille Housing Remove and Install
Main Hydraulic System
Hydraulic System
Hydraulic Pump Remove and Install
Hydraulic Pump Disassemble and Assemble
Hydraulic System Manifold Remove and Install
Hydraulic System Manifold Disassemble and Assemble
Hydraulic Oil Tank Remove and Install
Attenuator Remove and Install
Soft Start Valve Remove and Install
Soft Start Valve Disassemble and Assemble
Grading Device
Controls Linkage
Steering Support Console Remove and Install
Steering Tilt Assembly Remove and Install
Console Tilt Remove and Install
Frames
Lift Arms, Saddle Frame and Locking Pin Bracket Remove and Install
Saddle Lock Cylinder Disassemble and Assemble
Draft, Circle, and Blade Tilt Frame Remove and Install
Circle Adjustment
Blade Side Shift Wear Inserts Install and Adjust
Blade Side Shift Clearance Measure and Adjust
Circle Gearbox
Circle Drive Gearbox Disassemble and Assemble
Circle Drive Gearbox (With Slip Clutch) Disassemble and Assemble
Hydraulic System
Grader Control Valve Remove and Install
Grader Control Valve Disassemble and Assemble
Mid mount Scarifier Valve Section Disassemble and Assemble
Blade Lift Valve Section Disassemble and Assemble
Scarifier or Ripper Valve Section Disassemble and Assemble
Blade Side Shift, Blade Tilt, Articulation, Wheel Lean, or Circle Side Shift Valve Section Disassemble and Assemble
Circle Rotate Valve Section Disassemble and Assemble
Return Check Poppets Disassemble and Assemble
Rotate Motor Disassemble and Assemble
Rotary Manifold Remove and Install
Rotary Manifold Disassemble and Assemble
Blade Lift, Blade Tilt and Circle Side Shift Cylinders Remove and Install
Ground Conditioning Tool
Frames
Scarifier Remove and Install
Mid mount Scarifier Remove and Install
Ripper Remove and Install
Dealer Fabricated Tools
Dealer Fabricated Tools
DFT1151—Outboard Bearing Driver
DFT1152—Inboard Bearing Driver
DFT1153—Oil Seal Driver
DF1017—Axle Lift Eye
DF1057—Axle Adjusting Tool
DFRW103—Yoke Holding ToolTool may be purchased. Order JDG924.
DFT1225—Rolling Torque Measurement Tool
DFT1253 Transmission Support Bracket
DFRW20 Compressor Holding Fixture
DFT1101 Cab and ROPS Lift Bracket
DFT1282—King Pin Torque Adapter
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