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John Deere 6120, 6220, 6320, 6420 & 6120L, 6220L, 6320L, 6420L, 6520L Tractors Technical Manual (Repair) (TM4647)
TM4647 – John Deere 6120, 6220, 6320, 6420 & 6120L, 6220L, 6320L, 6420L, 6520L Tractors Technical Manual (Repair)
1,904 pages, bookmarked, Searchable, Printable, high quality PDF
For complete service information also see:
6120 to 6420 and 6120L to 6520L Tractors Operation and Tests . . TM4646
6120 to 6420 and 6120L to 6520L Tractors Diagnostics . .TM4733
Front-Wheel Drive Axles – AS and MS Series . .CTM4687
Front-Wheel Drive Axles – 700 Series . .CTM4820
POWERTECH Diesel Engines . .CTM104
Mechanical Fuel Injection Systems . .CTM207
Electronic Fuel Injection Systems (Level 4) . .CTM170
Electronic Fuel Injection Systems (Level 1) . .CTM284
Electronic Fuel Injection Systems (Level 11). .CTM220
Electronic Fuel Injection Systems (Level 12). .CTM331
Alternators and Starting Motors . .CTM77
Complete Technical Manual (Diagnostics) for John Deere 6120, 6220, 6320, 6420 & 6120L, 6220L, 6320L, 6420L, 6520L Tractors. It’s the same service manual used by dealers that guaranteed to be fully functional and intact without any missing page.
John Deere 6120, 6220, 6320, 6420 & 6120L, 6220L, 6320L, 6420L, 6520L Tractors Technical Manual (Repair) is divided into different sections. Each section covers a specific component or system with detailed illustrations. A table of contents is placed at the beginning of each section. Pages are easily found by category, and each page is expandable for great detail. The printer-ready PDF documents work like a charm on all kinds of devices.
Foreword
This “Repair” manual is valid for the following tractor types:
6120, 6220, 6320 and 6420
6120L, 6220L, 6320L, 6420L, 6520L
TABLE OF CONTENTS
SECTION 05—SAFETY
Group 05—Safety Measures
Group 10—Input Housing
Group 15—Output Housing
Group 20—Differential Drive Shaft Assembly
SECTION 10—GENERAL INFORMATION
Group 05—Specifications
Group 10—Tune-Up
Group 15—Predelivery Inspection
SECTION 55—POWRQUAD, POWRQUAD PLUS
AND AUTOQUAD TRANSMISSIONS
Group 00—Installing and Removing Components
Group 05—Transmission Shift Controls
Group 10—PowrQuad Module
Group 15—Creeper Transmission
Group 20—Option Transmission
Group 25—Range Transmission
SECTION 20—ENGINE
Group 00—Installing and Removing Components
SECTION 30—FUEL, AIR INTAKE, COOLING AND
EXHAUST SYSTEMS
Group 05—Speed Control
Group 10—Fuel System
Group 15—Air Intake System
Group 20—Cooling System
Group 25—Cold-Weather Starting Aid
Group 30—Exhaust System
10
20
SECTION 56—DRIVE SYSTEMS
Group 00—Installing and Removing Components
Group 05—U-Jointed Shafts and Torsion Damper
Group 10—Front-Wheel Drive Clutch
Group 15—Differential
Group 20—Hydraulic Pump Drive
Group 25—Final Drives
Group 30—Rear PTO
Group 35—Front PTO
Group 40—Front Implement Drive
SECTION 40—ELECTRICAL SYSTEM
Group 05—Connectors
Group 10—Wiring Harnesses
Group 15—Charging Circuit
Group 20—Starter Motor Circuit
Group 25—Fuses, Relays and Switches
Group 30—Monitoring Systems
Group 40—Electrical Components
30
40
SECTION 60—STEERING AND BRAKES
Group 05—Hydrostatic Steering
Group 10—Steering Cylinder
Group 15—Brake Valve
Group 20—Rear Brakes
Group 40—AutoTrac
SECTION 50—SYNCROPLUS TRANSMISSION
Group 00—Installing and Removing Components
Group 05—Transmission Shift Controls
Group 10—Perma Clutch II Module
Group 15—Gear Transmission
SECTION 70—Hydraulic System
Group 05—Controls
Group 10—Hydraulic Pump and Charge Oil Pump
Group 15—Valves
Group 20—Rockshaft
Group 25—Selective Control Valves and Couplers
Group 30—Independent Control Valve (ICV)
SECTION 51—POWER REVERSER TRANSMISSION
Group 00—Installing and Removing Components
Group 05—Transmission Shift Controls
Group 10—Power Reverser Module
Group 15—Gear Transmission
SECTION 80—MISCELLANEOUS
Group 00—Installing and Removing Components
Group 05—Main Frame
Group 10—Front Axle
SECTION 53—AUTOPOWR/IVT TRANSMISSION
Group 00—Installing and Removing Components
Group 05—Transmission Shift Controls
Continued on next page
Group 15—Front Wheels, Rear Wheels and Fenders
Group 20—Trailer Mounting and Swinging Drawbar
Group 25—Triple Link Suspension (TLS) of Front-Wheel Drive Axle
SECTION 90—OPERATOR’S CAB
Group 00—Installing and Removing Components
Group 05—Controls and Instruments
Group 10—Air Conditioning System
Group 11—ClimaTrak
Group 15—Heating System
Group 20—Seats
Group 25—Operator’s Cab
Group 26—Low-Clearance Cab
Group 30—Cab Suspension
SECTION 99—Special Tools (Dealer-Fabricated)
Group 05—Special Tools (Dealer-Fabricated)
Group 10—Special Tools (available from the dealer)
…