DOWNLOAD COMPLETE DIAGNOSTIC MANUAL FOR JOHN DEERE 6120B TRACTOR | PUBLICATION NUMBER - TM701819

The TM701819 is the official diagnostic manual for John Deere 6120B(6B-1204) tractors. This comprehensive technical resource provides detailed troubleshooting procedures, diagnostic codes, and system testing protocols essential for service technicians and equipment operators. Covers engine, transmission, hydraulic, electrical, and implement systems with step-by-step guidance for identifying and resolving mechanical issues. An indispensable reference for maintaining peak performance and minimizing downtime on this heavy-duty agricultural equipment.

CONTENT:
Foreword
General
Safety
Tractor Specifications
Serial Number Locations
Diagnostic and Testing Procedures
General References
Diagnostic Trouble Codes
TCU Code Diagnostics
ECU Code Diagnostics
ICC Code Diagnostics
Observable Symptoms
Engines
Fuel and Air
Electrical
Power Train Symptoms
Drive System Symptoms
Brake System Symptoms
Hydraulic System Symptoms
Steering System Symptoms
Engine
General Information
Test Procedures and Adjustments
Cooling System
Component Information
Fuel and Air
General Information
Fuel and Air Theory of Operation
Component Information
Electrical System
General Information
Tests and Adjustments
Theory of Operation
Wiring Schematics
Control Units
General References
Tests and Adjustments
TCU
ECU
ICC
Power Train
General Information
Test Procedures and Adjustments
Dry Traction Clutch Diagnostics
Wet Traction Clutch Diagnostics
Collar Shift Transmission Diagnostics
Top Shaft Synchronized (TSS) Transmission Diagnostics
Component Information
Drive System
General Information
MFWD Diagnostics
Power Take Off (PTO) Diagnostics
Differential and Final Drive Diagnostics
Component Information
Brakes
General Information
Test Procedures and Adjustments
Brake System Diagnostics
Component Information
Hydraulics
General References
Hydraulic Calibrations, Preliminary Checks and Operational Checks
Hydraulic Theory of Operation
Mechanical Hitch Theory of Operation
Mid-Mount SCV Theory of Operation
Rear SCV Theory of Operation
Hydraulic Trailer Brake Theory of Operation
Hydraulic Schematics
Hydraulic Component and Connector Information
Hydraulic Tests and Adjustments
Steering
General Information
Test Procedures and Adjustments
Steering System Diagnostics
Component Information
Operator’s Station
General Information
Test and Adjustment Procedures
Air Conditioning and Heating Diagnostics
Component Location
Service Tools
General References
Dealer Fabricated Tools
Service Tools and Kits

TOTAL PAGE - 1358

FILE FORMAT - PDF
LANGUAGE - ENGLISH