John Deere 870G, 870GP, 872G and 872GP Motor Graders (SN. C678818-680877, D678818-680877) Operation and Test Manual (TM14077X19)

Official Operation and Test Manual | Instant PDF Download

This OEM Operation and Test Manual provides detailed operational analysis, diagnostic testing, and system verification procedures for John Deere 870G, 870GP, 872G, and 872GP Motor Graders covering serial number ranges C678818–680877 and D678818–680877. Supplied in a professional PDF format, it is intended for technicians who require accurate factory testing information.

The manual focuses on evaluating machine performance, identifying faults, and confirming correct system operation before any mechanical repair work is carried out.

Manual Specifications

Machine Models	John Deere 870G, 870GP, 872G, 872GP Motor Graders
Serial Number Range	C678818–680877, D678818–680877
Manual Type	Operation and Test Manual
Manual Number	TM14077X19
File Format	PDF (Searchable, Printable, Bookmarked)
Compatibility	Windows, macOS, iOS, Android

What Is Included?

This operation and test manual delivers structured diagnostic and testing coverage for the John Deere 870G and 872G series motor graders, supporting efficient troubleshooting and performance validation.

System Group	Operation & Test Coverage
Engine Operation	Engine performance checks, operating condition analysis, parameter monitoring
Powertrain	Transmission operation tests, driveline performance verification
Hydraulic Systems	Hydraulic pressure testing, flow measurement, valve function checks
Steering & Articulation	Steering response evaluation and articulation system testing
Brake Systems	Service brake and parking brake functional testing procedures
Electrical Systems	Electrical diagnostics, wiring diagrams, ECU testing and fault code analysis
Operator Controls	Control lever, joystick, and pedal operation verification
Calibration Procedures	Electronic calibration checks and system setup validation

About the John Deere 870G and 872G Motor Graders

The John Deere 870G and 872G motor graders are designed for heavy-duty grading, road construction, and precision maintenance work. Accurate operational testing is essential to ensure reliable performance and minimize downtime.

This Operation and Test Manual enables technicians to verify correct system behavior and identify issues using factory-approved diagnostic procedures.

Why Buy From Manualsshop?

• Instant PDF download after purchase
• OEM factory diagnostic documentation
• Searchable and fully bookmarked format
• Verified files for accuracy and completeness

Frequently Asked Questions

Is this a repair manual?

No. This is an Operation and Test Manual focused on diagnostics, system testing, and operational verification. Mechanical repair procedures are covered in the Repair Manual.

Does this manual include electrical and ECU diagnostics?

Yes. Electrical system diagnostics, wiring diagrams, ECU testing, and fault code information are included.

Who should use this manual?

This manual is intended for professional technicians responsible for diagnosing and testing John Deere 870G and 872G series motor graders.