John Deere Grader Repair Service Manual (Models 670G, 670GP, 672G, 672GP)

Product Overview

This comprehensive service manual is an essential resource for owners and technicians working with John Deere motor graders, including models 670G, 670GP, 672G, and 672GP, with serial numbers ranging from 634754 to 656507. The manual is available in English and is provided in PDF format.
Motor Grader Applicable Models: 670G, 670GP, 672G, 672GP with engines 6068HDW75 & 6090HDW01.

Key Features

• John Deere Motor Grader Repair Service Manual (534 Pages) – TM12138
• Operation and Test Service Manual (1678 Pages) – TM12136

Benefits

• Comprehensive diagnostics and repair information for specified models
• Structured to quickly identify and resolve common equipment issues
• Specific to John Deere configurations providing targeted guidance

Usage Recommendations

• Read thoroughly to ensure proper operation and servicing of your grader
• Utilize the manual’s detailed sections to prevent injury and equipment damage
• Select appropriate supporting manuals based on your grader’s configuration

Manual Details

The technical manuals are divided into two main parts:
Repair and Operation and Tests. The Repair section provides detailed instructions on component repairs, while the Operation and Tests section focuses on identifying and addressing routine failures efficiently.

Repair Manual Contents

• Section 9000u2014General Information: Safety Guidelines
• Section 9001u2014Diagnostics: Includes various diagnostic trouble codes (PCU, ECU, ADU, etc.)
• Section 9005u2014Operational Checkout Procedure: Plans for operational checks
• Section 9010u2014Engine: Theory of operation and diagnostic information
• Section 9015u2014Electrical System: System diagrams and diagnostics
• Section 9016u2014Six Wheel Drive (6WD): Includes adjustments and tests
• Section 9020u2014Power Train
• Section 9025u2014Hydraulic System
• Section 9031u2014Heating and Air Conditioning

Operation and Test Manual Contents

• Section 00u2014General Information: Safety and torque values
• Section 01u2014Wheels: Powered wheel systems
• Section 02u2014Axles and Suspension Systems
• Section 03u2014Transmission: Removal, installation, and hydraulic systems
• Section 04u2014Engine: Including auxiliary systems
• Section 05u2014Torsional Isolator
• Section 09u2014Steering System
• Section 10u2014Service Brakes
• Section 11u2014Park Brake
• Section 18u2014Operatoru2019s Station: Removal, installation, and adjustments
• Section 21u2014Main Hydraulic System

Note: Ensure the technical manuals are used in conjunction with John Deere’s guidelines. These manuals serve as vital guides for your machine’s diagnostics, analysis, testing, and repair needs.