John Deere 670B 672B 770B 770BH 772B 772BH Motor Grader Operation & Test Service Manual TM1452 PDF - MJODTM1452.zip
A full diagnostic and operating guide, complete with electrical wiring schematics, for the John Deere Motor Graders 670B, 672B, 770B, 770BH, 772B, and 772BH — containing every shop detail needed to maintain, troubleshoot, and repair these machines the way professional technicians do.
The Diagnostics & Test manual for the John Deere Motor Graders 670B, 672B, 770B, 770BH, 772B, and 772BH workshop 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.
* 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.
TM1452 - John Deere Motor Graders 670B, 672B, 770B, 770BH, 772B, 772BH Technical Manual - Operation & Test.PDF
TM1452 - John Deere Motor Graders 670B, 672B, 770B, 770BH, 772B, 772BH Technical Manual - Operation & Test.EPUB
PRODUCT DETAILS:
Total Pages: 1,598 pages
File Format: PDF/EPUB/MOBI/AZW (PC/Mac/Android/Kindle/iPhone/iPad; bookmarked, ToC, Searchable, Printable)
Language: English
MAIN SECTIONS
Foreword
General Information
Safety
General Specifications
Torque Values
Fuels And Lubricants
Operational Checkout Procedure
Operational Checkout Procedure
Engine
Theory Of Operation
System Operational Checks
Diagnostic Information
Adjustments
Tests
Electrical System (SN -543489)
Electrical System Operation And Test (SN -543489)
Electrical System (SN 543490-)
System Information
System Diagrams
Sub-System Diagnostics
Adjustments And Additional Information
Hydraulic Front Wheel Drive
Theory Of Operation
System Operational Checks
Diagnostic Information
Adjustments
Tests
Power Train
Theory Of Operation
System Operational Checks
Diagnostic Information
Adjustments
Tests
Hydraulic System
Theory Of Operation
Operational Checks
Diagnose Malfunctions
Adjustment
Test
Heating And Air Conditioning
Theory Of Operation
System Operational Checks
Diagnostic Information
Adjustments
Tests
tm1452 - 670B, 672B 770B, 770BH 772B, 772BH Motor Graders Operation and Tests
Table of Contents
Foreword
Section 9000: General Information
Group 01: Safety
Handle Fluids Safely-Avoid Fires
Prevent Battery Explosions
Prepare for Emergencies
Prevent Acid Burns
Handle Chemical Products Safely
Avoid High-Pressure Fluids
Park Machine Safely
Support Machine Properly
Wear Protective Clothing
Work in Clean Area
Service Machines Safely
Work In Ventilated Area
Illuminate Work Area Safely
Replace Safety Signs
Use Proper Lifting Equipment
Remove Paint Before Welding or Heating
Avoid Heating Near Pressurized Fluid Lines
Keep ROPS Installed Properly
Service Tires Safely
Avoid Harmful Asbestos Dust
Practice Safe Maintenance
Use Proper Tools
Dispose of Waste Properly
Live With Safety
Group 02: General Specifications
670B And 672B Specifications
770B, 770BH, And 772BH Specifications
Group 03: Torque Values
Hardware Torque Specifications
Metric Bolt and Cap Screw Torque Values
Additional Metric Cap Screw Torque Values
Unified Inch Bolt and Cap Screw Torque Values
Check Oil Lines And Fittings
Service Recommendations for O-Ring Boss Fittings
Service Recommendations for Flat Face O-Ring Seal Fittings
Service Recommendations for Metric Series Four Bolt Flange Fitting
Service Recommendations For Inch Series Four Bolt Flange Fittings
Group 04: Fuels And Lubricants
Fuel Specifications
Low Sulfur Diesel Fuel Conditioner
Storing Fuel
Do Not Use Galvanized Containers
Fuel Tank
Engine Oil
Transmission, Hydraulic System, Tandem Drive, And Wheel Motor Oil
Circle Drive Gearbox Oil
Grease
Alternative and Synthetic Lubricants
Lubricant Storage
Mixing of Lubricants
Diesel Engine Coolant
Section 9005: Operational Checkout Procedure
Group 10: Operational Checkout Procedure
Operational Checkout Record Sheet670B, 672B, 770B, 770BH, 772B, 772BHMotor Graders
Complete Machine Operational Checkout
Section 9010: Engine
Group 05: Theory Of Operation
6414 John Deere Engine-Use CTM4
6068 John Deere Engine-Use CTM8
6466 John Deere Engine-Use CTM1
6076 John Deere Engine-Use CTM42 (SN 500000-)
Air Cleaner Operation
Radiator Surge Tank-770B, 770BH, 772BH (SN 543490-)
Aspirator Muffler Operation-770B, 770BH, 772B, 772BH
Dual Power Control System Operation In Low Power Mode-770BH, 772BH (SN -543489)
Dual Power Control System Operation In High Power Mode-770BH, 772BH (SN -543489)
Electronic Fuel Injection System-770BH, 772BH (SN 543490-)
Fuel System Operation-770BH, 772BH (SN 543490-)
Turbocharger Operation
Wastegated Turbochargers
Group 10: System Operational Checks
Engine Operational Checks
Group 15: Diagnostic Information
Diagnose Engine Malfunctions
Group 20: Adjustments
JT05801 Clamp-On Electronic Tachometer Installation
Electronic Injection Pump Service Connectors-J3, J4, J5, J6-770BH, 772BH (SN 543490-)
Using The Electronic Governor Tester, JT05829-770BH, 772BH(SN 543490-)
Bleed The Fuel System
Fan Belt Tension Adjustment
Slow And Fast Idle Adjustment-670B, 672B
Slow And Fast Idle Adjustment-770B, 770BH, 772B, 772BH (SN -543489)
Slow And Fast Idle Adjustment-770B (SN 543490-)
Slow And Fast Idle Adjustment-770BH, 772BH (SN 543490-)
Engine Speed Linkage Adjustment-670B, 672B
Engine Speed Linkage Adjustment-770B, 770BH, 772B, 772BH (SN -543489)
Engine Speed Linkage Adjustment-770B (SN 543490-)
Engine Speed Linkage Adjustment-770BH, 772BH (SN 543490-)
Dual Horsepower Check-770BH, 772BH (SN 543490-)
Fuel Shut-Off Cable And Linkage Adjustment-770B, 770BH, 772B, 772BH (SN -543489)
Fuel Shut-Off Solenoid Adjustment-770B (SN 543490-)
Do Engine Break-In-670B, 672B
Do Engine Break-In-770B, 770BH, 772B, 772BH
Group 25: Tests
JT05801 Clamp-On Electronic Tachometer Installation
Electronic Injection Pump Service Connectors-J3, J4, J5, J6-770BH, 772BH (SN 543490-)
Using The Electronic Governor Tester, JT05829-770BH, 772BH(SN 543490-)
Air Filter Restriction Indicator Switch Test
Radiator Air Flow Test-670B, 672B, 770B, 770BH, 772B, 772BH (SN -543489)
Radiator Air Flow Test-670B, 672B, 770B (SN 543490-)
Radiator Air Flow Test-770BH, 772BH (SN 543490-)
Engine Power Test Using Turbocharger Boost Pressure-670B, 672B, 770B, 772B, 770BH, And 772BH (SN -543489)
Engine Power Test Using Turbocharger Boost Pressure-670B, 672B, And 770B (SN 543490-)
Engine Power Test Using Turbocharger Boost Pressure-770BH, 772BH (SN 543490-)
Dual Power Solenoid Valve Test-770BH, 772BH (SN -543489)
Section 9015A: Electrical System (SN -543489)
Group 00: Electrical System Operation And Test (SN -543489)
Battery Specifications (SN -543489)
Battery Operation
Diagnose Battery Malfunctions
Check Battery Electrolyte Level And Terminals
Procedure For Testing Batteries
Using Booster Batteries-24 Volt System
Visually Inspect Electrical System
Electrical Circuit Malfunctions
High Resistance Circuit
Open Circuit
Grounded Circuit
Shorted Circuit
Multimeter
Seven Step Electrical Test Procedure
Wiring Diagram And Schematic Information
Reading A System Functional Schematic
Reading A Wiring Diagram
Procedure For Performing Diagnostic Checks
Electrical Schematic Symbols
Component Identification Table
Fuse Specifications (SN -543489)
Wiring And Schematic Diagrams Legend (SN -543489)
System Functional Schematic Section Legend (SN -543489)
System Functional Schematic-(SN -543489)
Main Frame Harness (W8) Wiring Diagram (SN -538882)
Main Frame Harness (W9) (SN 538883-543489)
Platform Harness (W10) (SN -525411)
Platform Harness (W11) (SN 525412-538882)
Platform Harness (W12) (SN 538883-543489)
Tilt Console Harness (W13) (SN -538882)
Tilt Console Harness (W14) (SN 538883-543489)
Side Console Harness (W15) (SN -525411)
Side Console Harness (W16) (SN 525412-538882)
Side Console Harness (W17) (SN 538883-543489)
Cab Roof Harness (W18) (SN -538882)
Cab Roof Harness (W19) (SN 538883-543489)
Engine Harness (W20) (SN -538882) (670B)
Engine Harness (W21) (SN 538883-543489) (670B)
Engine Harness (W22) (SN -538882) (672B)
Engine Harness (W23) (SN 538883-543489) (672B)
Engine Harness (W24) (SN -538882) (770B,770BH)
Engine Harness (W25) (SN 538883-543489) (770B, 770BH)
Engine Harness (W26) (SN -538882) (772B, 772BH)
Engine Harness (W27) (SN 538883-543489) (772B, 772BH)
Service Housing Harness (W28) (SN -543489)
Engine Harness Connectors (SN -543489)
Platform Harness Connectors (SN -543489)
Component Location (SN -538882) (670B, 672B)
Component Location Legend (SN -538882) (670B, 672B)
Component Location (SN -538882) (770B,BH,772B,BH)
Component Location Legend (SN -538882) (770B,BH,772B,BH)
Component Location (SN 538883-543489) (670B, 672B)
Component Location Legend (SN 538883-543489) (670B, 672B)
Component Location (SN 538883-543489) (770B, 770BH, 772B, 772BH)
Component Location Legend (SN 538883-543489) (770B, 770BH, 772B, 772BH)
Power Circuit Operational Information (SN -543489)
Power Circuit Theory Of Operation (SN -543489)
Power Circuit Functional Schematic (SN -543489)
Start And Fuel Shut-Off Circuit Operational Information (SN -543489)
Start And Fuel Shut-Off Circuit Theory Of Operation (SN -543489)
Start And Fuel Shut-Off Circuit Functional Schematic (SN -543489)
Charging Circuit Operational Information (SN -543489)
Charging Circuit Theory Of Operation (SN -543489)
Charging Circuit Functional Schematic (SN -538882)
Charging Circuit Functional Schematic (SN 538883-543489)
Alternator Operation-50 Amp BOSCH (SN -543489)
Alternator Operation-42 Amp Motorola Or Prestolite (SN -543489)
Alternator Operation-40 Amp DELCO REMY (SN -543489)
Alternator Operation-45 Amp BOSCH (SN -543489)
Dual Power Control Circuit Operational Information (SN -543489) (770BH, 772BH)
Dual Power Cam Circuit Theory Of Operation (SN -543489) (770BH, 772BH)
Dual Power Control Circuit Functional Schematic (SN -543489) (770BH, 772BH)
Reverse Warning Alarm Circuit Operational Information (SN -543489)
Reverse Warning Alarm Circuit Theory Of Operation (SN -543489)
Reverse Warning Alarm Circuit Functional Schematic (SN -543489)
Horn Circuit Operational Information (SN -543489)
Horn Circuit Theory Of Operation (SN -543489)
Horn Circuit Functional Schematic (SN -543489)
Logic Module And Warning Alarm Circuit Operational Information (SN -543489)
Logic Module And Warning Alarm Circuit Theory Of Operation (SN -543489)
Logic Module And Warning Alarm Circuit Functional Schematic (SN -543489)
Logic Module And Warning Alarm Circuits Diagnostic Procedures (SN -543489)
Logic Module Operation (SN -543489)
Logic Module Test In Machine (SN -543489)
Logic Module Bench Test (SN -543489)
Hour Meter Circuit Operational Information (SN -543489)
Hour Meter Theory Of Operation (SN -543489)
Hour Meter Functional Schematic (SN -543489)
Start Aid, Fuel And Articulation Gauges Circuit Operational Information (SN -543489)
Start Aid, Fuel And Articulation Gauges Circuit Theory Of Operation (SN -543489)
Start Aid, Fuel And Articulation Gauges Circuit Functional Schematic (SN -543489)
Articulation Sensor Adjustment (SN -543489)
Monitor Indicators (SN -543489)
Monitor Pin Terminals (SN -543489)
Top Row Monitor Circuit Specifications (SN -543489)
Top Row Monitor Circuit Operational Information (SN -543489)
Top Row Monitor Circuit Theory Of Operation (SN -543489)
Top Row Monitor Circuit Functional Schematic (SN -543489)
Top Row Monitor Pin Terminals (SN -543489)
Middle Row Monitor Circuit Specifications (SN -543489)
Middle Row Monitor Circuit Operational Information (SN -543489)
Middle Row Monitor Circuit Theory Of Operation (SN -543489)
Middle Row Monitor Circuit Functional Schematic (SN -543489)
Middle Row Monitor Pin Terminals (SN -543489)
Bottom Row Monitor Circuit Specifications (SN -543489)
Bottom Row Monitor Circuit Operational Information (SN -543489)
Bottom Row Circuit Theory Of Operation (SN -543489)
Bottom Row Monitor Circuit Functional Schematic (SN -543489)
Bottom Row Monitor Pin Terminals (SN -543489)
Park Brake Switch (Primary Warning Level) Adjustment (SN -543489)
Park Brake Switch (Indicator Light) Adjustment (SN -543489)
Differential Lock Circuit Operational Information (SN 538883-543489)
Differential Lock Circuit Theory Of Operation (SN 538883-543489)
Differential Lock Circuit Schematic (SN 538883-543489)
Saddle Locking Pin Operational Information (SN -543489)
Saddle Locking Pin Theory Of Operation (SN -543489)
Saddle Locking Pin Circuit Functional Schematic (SN -543489)
Locking Pin Switch Adjustment (SN -543489)
Rotary Beacon And Defroster Fan Circuit Operational Information (SN -543489)
Rotary Beacon And Defroster Fan Theory Of Operation (SN -543489)
Rotary Beacon And Defroster Fan Circuit Functional Schematic (SN -543489)
Turn Signal And Flasher Circuit Operational Information (SN -543489)
Turn Signal And Flasher Circuit Theory Of Operation (SN -543489)
Turn Signal And Flasher Circuit Functional Schematic (SN -543489)
Work Lights Circuit Operational Information (SN -543489)
Work Lights Circuit Theory Of Operation (SN -543489)