TM1202 John Deere 6620, 6620SH, 7720, 8820 combine technical manual - all inclusive (TM1202)
English

John Deere 6620, 6620SH, 7720, 8820 combine technical manual - all inclusive (TM1202)

TM1202
$57.90
No tax

Format: PDF

Pages: 1922

File size: 83.68 MB

Language: English

Models: 6620, 6620 Sidehill, 7720, 8820 combines SN 000000-551900, 551901-600000, 610301-615100, 615101-, 600001-609999, 610000-615000, 615001-, 000000-600000, 610001-615300, 615301- ,010000-564100, 010001-551900, 600001-610300

JD-TM1202-EN-preview.pdf - 1.41MB
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Table of Contents for TM1202 manual

  • 6620, Sidehill 6620 7720 and 8820 Combines
  • CONTENTS
  • 10-GENERAL
    • 00-General Specifications
    • 05-Diagnosing and Testing Procedures
    • 10-Tune-Up and Adjustment
  • 20-ENGINE REPAIR
    • 00-Specifications and Special Tools
    • 05-Cylinder Head, Valves and Camshaft
    • 10-Block, Liners, Pistons, and Rods
    • 15-Crankshaft and Main Bearings
    • 20-Lubrication System
    • 25-Cooling System
  • 30-FUEL AND AIR REPAIR
    • 00-Specifications and Special Tools
    • 05-Air Intake System
    • 10-Diesel Fuel System
    • 15-Control Linkage
  • 40-ELECTRICAL REPAIR
    • 00-Specifications and Special Tools
    • 05-Harness Replacement
    • 10-Charging Circuit Repair
    • 15-Starting Circuit Repair
    • 20-Lights, Instruments, and Accessories
  • 50-POWER TRAIN REPAIR
    • 00-Specifications and Special Tools
    • 05-Clutch
    • 10-Transmission
    • 15-Differential
    • 20-Final Drive
    • 25-Sundstrand Hydrostatic Drive
    • 26-Eaton Hydrostatic Drive
    • 30-4-Wheel Drive (Planetary Gearing)
    • 31-4-Wheel Drive (Cam Lobe)
    • 35-Posi-Torq Ground Drive
    • 40-Tires and Wheels
  • 60-STEERING/BRAKES REPAIR
    • 00-Specifications and Special Tools
    • 05-Power Steering
    • 10-Brakes
  • 70-HYDRAULIC REPAIR
    • 00-Specifications
    • 05-Reservoir
    • 10-Hydraulic Pumps
    • 15-Hydraulic Valves
    • 20-Hydraulic Cylinders
    • 25-Hydraulic Motors
    • 30-Accumulator
  • 80-SEPARATOR SHELL REPAIR
    • 00-Specifications
    • 05-Rear Hood
    • 10-Cylinder Rear Cover
    • 15-Separator Uprights
  • 90-OPERATOR STATION REPAIR
    • 00-Specifications and Special Tools
    • 05-Air Conditioning System
    • 10-Air Intake (Pressurizer) System
    • 15-Heating System
    • 20-Personal Posture Seat
    • 25-Miscellaneous Components
  • 100-HEADER REPAIR
    • 00-Specifications and Special Tools
    • 05-200 and 900 Series Cutting Platforms
    • 10-40 Series Corn Heads
    • 15-50, 50A Series Row-Crop Heads
  • 110-FEEDER HOUSE REPAIR
    • 00-Specifications and Special Tools
    • 05-Feeder Conveyor Chain
    • 10-Feeder Conveyor Drum
    • 15-Feeder House Drives and Reverser Gear Case
    • 20-Feeder House Drives (SideHill 6620 Combines) ( -610300)
    • 25-Feeder House Paddles, Stripper and Front Closure Sheets (SideHill 6620 Combines ( -403300)
    • 30-Feeder Conveyor Chain, Upper Shaft, Paddle and Shaft, Conveyor Drum and Front Closure Sheets (SideHill 6620 Combines) (403301- )
  • 120-SEPARATOR REPAIR
    • 00-Specifications and Special Tools
    • 05-Cylinder, Concave, and Beater
    • 10-POSI-TORQ Cylinder Drive
    • 12-Dual-Range Cylinder Drive
    • 15-Straw Walkers and Crankshafts
    • 20-Straw Chopper and Straw Spreader
    • 25-Shoe Augers, Fan, and Shoe Frame Tailings, Elevator and Augers
    • 30-Tailings Elevator and Augers
    • 35-Lower Auger, Clean Grain Elevator, and Grain Tank Loading Auger
  • 130-GRAIN TANK UNLOADING SYSTEM
    • 00-Specifications
    • 05-Grain Tank Cross Augers
    • 10-Vertical Auger and Bevel Gears
    • 15-Horizontal Auger and Gearcase
    • 20-Grain Tank and Extensions
  • 140-MAJOR DRIVES REPAIR
    • 00-Specifications
    • 05-Engine Powershaft
    • 10-Primary Countershaft
    • 15-Secondary Countershaft
  • 150-SIDEHILL LEVELING SYSTEM REPAIR
    • 00-Specificatinos and Special Tools
    • 05-Electrical Components
    • 10-Hydraulic Components
  • 160-AUTOMATIC HEADER HEIGHT CONTROL REPAIR
    • 00-Specifications and Special Tools
    • 05-Repair of Components
  • 220-ENGINE OPERATION AND TESTS
    • 00-Specifications and Special Tools
    • 05-System Operation
    • 10-System Tests and Diagnosis
  • 230-FUEL/AIR OPERATION AND TESTS
    • 00-Specifications and Special Tools
    • 05-Air Intake System
    • 10-Diesel Fuel System
    • 15-Control Linkage
  • 240-ELECTRICAL OPERATION AND TESTS
    • 00-Specifications and Special Tools
    • 05-General Information and Diagnosis
    • 06-Electrical System Diagnosis
    • 10-Charging Circuit
    • 15-Starting Circuit
    • 20-Lights, Instruments and Accessory Circuits
  • 250-POWER TRAIN OPERATION AND TESTS
    • 00-Specifications and Special Tools
    • 05-Clutch Diagnosis
    • 10-Transmission Diagnosis
    • 15-Final Drive Diagnosis
    • 20-Hydrostatic Drive Tests and Diagnosis
    • 25-4-Wheel Drive Diagnosis (Planetary Gearing)
    • 26-4-Wheel Drive (Cam Lobe)
    • 30-Posi-Torq Ground Drive Diagnosis
  • 260-STEERING/BRAKES OPERATION AND TESTS
    • 05-Power Steering
    • 10-Brakes
  • 270-HYDRAULIC OPERATION AND TESTS
    • 00-Specifications and Special Tools
    • 01-Hydraulic System Operation
    • 05-Hydraulic System Tests
    • 10-Reservoir
    • 15-Hydraulic Pumps
    • 20-Hydraulic Valves
    • 25-Hydraulic Cylinders
    • 30-Hydraulic Motors
    • 35-Accumulator
  • 290-OPERATOR STATION OPERATION AND TESTS
    • 00-Specifications and Special Tools
    • 05-Air Conditioning System
    • 10-Heating System
    • 15-Heating System Operation and Tests
  • 350-SIDEHILL LEVELING SYSTEM OPERATION AND TESTS
    • 00-Specifications and Special Tools
    • 05-General Information, Diagnosis, and Tests
    • 10-Electrical System
    • 15-Hydraulic System
  • 360-AUTOMATIC HEADER HEIGHT CONTROL OPERATION AND TESTS
    • 00-Specifications and Special Tools
    • 05-General Information, Diagnosis, and Tests
    • 10-Mechanical System
    • 15-Electrical System
    • 20-Hydraulic System
    • 25-General Information, Diagnosis, and Tests--DIAL-A-MATIC
    • 30-Mechanical System--DIAL-A-MATIC
    • 35-Electrical System--DIAL-A-MATIC
    • 40-Hydraulic System--DIAL-A-MATIC
Language
English
Document type
Technical manual
Machinery type
grain combine
JD-TM1202-EN-preview.pdf - 1.41MB

A Technical Manual is the definitive reference guide for understanding, maintaining, and repairing complex machinery. It goes beyond simple instructions by providing the theory of operation for every major system, including electrical, hydraulic, and mechanical components.

Key features of this technical documentation:

  • System Logic: In-depth explanations of how each system functions under various load conditions.

  • Testing & Adjustments: Procedures to verify that the equipment is operating within factory engineering specifications.

  • Detailed Schematics: Comprehensive diagrams for tracing circuits and fluid flows with high precision.

  • Component Data: Critical measurements and tolerances required for professional-grade maintenance.

This Technical Manual is an indispensable tool for anyone who needs a deep understanding of their equipment’s design and requires authoritative data for advanced troubleshooting and performance optimization.

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