- New
John Deere 7220, 7320, 7420 and 7520 tractor repair technical manual (TM2070)
Item Number: TM2070
Models: 7220, 7320, 7420 and 7520 Tractors
Format: PDF
Type: Repair technical manual
Pages: 1981
File size: 57.64 MB
Language: English
Date: August 2023
Table of Contents for TM2070 manual
- Foreword
- Notice To The Dealer
- Dealer Predelivery Information Form
- Safety
- Contents
- Safety Information
- General information
- Contents
- Specifications
- Tune-Up
- Inspection Before Delivery
- Engine
- Contents
- Installing And Removing Components
- Fuel, Air Intake, Heating, Exhaust System
- Contents
- Speed Control
- Fuel System
- Air Intake System
- Heating System
- Cold-Weather Starting Aid
- Exhaust System
- Electrical Equipment
- Contents
- Electrical Connectors
- Wiring Harnesses
- Charging Current Circuit
- Starting Circuit Current
- Fuses, Relays, And Connectors
- Monitoring Systems
- Electrical Components
- AutoPowr/IVT Transmission (7420, 7520)
- Contents
- Removing And Installing AutoPowr/IVT Transmission
- Transmission Shifting Mechanisms
- Input Housing
- Output Housing
- Assemble Intermediate Shaft
- AutoPowr/IVT Transmission (7320)
- Contents
- Removing and Installing the AutoPowr/IVT Transmission
- Transmission Shift Controls
- Input Housing
- Output Housing
- Assembling the Differential Drive Shaft
- PowrQuad And Powrquad Plus Transmissions (7420, 7520)
- Contents
- Install And Remove Components
- Transmission Shifting Mechanisms
- PowrQuad Module
- Creeper Transmission
- Range Transmission
- PowrQuad And Powrquad Plus Transmissions (7220, 7320)
- Contents
- Removal and Installation of Components
- Transmission Shift Controls
- PowrQuad Module
- Creeper Transmission
- Option Transmission
- Range Transmission
- Drive Systems (7420, 7520)
- Contents
- Removal and Installation of Components
- Universal Joint Shaft And Torsion Damper
- FWD Clutch
- Differential
- Hydraulic Pump Drive
- Final Drives
- Hi-Crop Final Drive (7420)
- Hi-Crop MFWD (7420)
- Rear PTO
- Drive Systems (7220, 7320)
- Contents
- Removal and Installation of Components
- U-Jointed Shafts and Torsion Damper
- Front-Wheel Drive Clutch
- Differential
- Hydraulic Pump Drive
- Final Drives
- Rear PTO Options
- Front PTO
- Steering And Brakes
- Contents
- Hydrostatic Steering
- Brake Valve
- Rear Wheel Brakes
- Hydraulic System
- Contents
- Control Elements
- Hydraulic Pump And Charge Pump
- Valves
- Rockshaft (7420, 7520)
- Rockshaft (7220, 7320)
- Additional Control Units And Reception Couplings
- Independent Control Valve
- Miscellaneous
- Contents
- Remove And Install Components
- Main Frame (7420, 7520)
- Main Frame (7220, 7320)
- Front And Rear Wheels
- Axle Suspension Of TLS Front Wheel Drive Axle
- Operator's Cab
- Contents
- Installing And Removing Components
- Controls And Instruments
- Air Conditioning System
- Heating System
- Seats
- Operator's Cab
- Components Of The Electronic Hitch Control
- Cab Suspension
- Special tools (dealerfabricated)
- Contents
- Special tools (dealerfabricated)
A Repair Technical Manual is a comprehensive service guide used by professional mechanics and service centers. It provides detailed, step-by-step instructions for the removal, installation, and overhaul of major machine components. While other manuals focus on operation, this document is dedicated to hands-on mechanical repair.
Inside this repair manual, you will find:
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Disassembly and Assembly: Precise sequences for taking apart and putting back together engines, transmissions, and axles.
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Torque Specifications: Exact bolt tightening values to ensure structural integrity and prevent component failure.
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Component Overhaul: Clear guidelines on how to rebuild worn-out parts to factory-new standards.
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Clear Illustrations: High-quality diagrams and exploded views for visual guidance during complex tasks.
Having the official Repair Technical Manual allows you to perform major repairs in-house, ensuring the highest level of precision and significantly reducing labor costs at the dealership.