TM1283 John Deere 9920 and 9930 Cotton Pickers Pdf Technical Service Manual

TM1283 John Deere 9920 and 9930 Cotton Pickers Pdf Technical Service Manual

Get instant access to this John Deere Repair Service Technical Manual in high-quality PDF format. Perfect for DIY repairs, maintenance, and professional servicing of your John Deere machinery. Includes detailed diagrams, troubleshooting guides, step-by-step repair instructions, and more. perfect for farmers, mechanics, and John Deere Equipment's enthusiasts. Whether you're working on the engine, hydraulics, transmission, or electrical systems, this manual provides step-by-step guidance to keep your equipment running smoothly. Instantly downloadable and compatible with all devices.

Covered Models:
   9920
   9930

Format: PDF, 1268 pages
Language: English
Publication Date: 29 Apr 1994
Table of Contents:
   GENERAL
      Safety
      General Specifications
      Fuels and Lubricants
   ENGINE REPAIR
      Remove and Install
      Acquire Access to Cooling System
   FUEL AND AIR REPAIR
      Remove/Install Diesel Fuel System
   ELECTRICAL REPAIR
      MOTOROLA Charging Circuit Repair
      NIPPONDENSO Charging Circuit Repair
      BOSCH Charging Circuit Repair
      Starting Circuit Repair
      Lights, Instruments, and Accessory Circuit Repair
      Monitor System Repair
      Connector Repair
   POWER TRAIN REPAIR
      EATON Hydrostatic Drive
      SUNDSTRAND Hydrostatic Drive
      Transmission
      Differential
      Auxiliary Gear Case
      Final Drive
   STEERING AND BRAKE REPAIR
      Remove and Install Steering Components
      Steering Column Repair
      Steering Metering Pump Repair
      Steering Motor Repair (Single Wheel)
      Steering Cylinder Repair (Dual Guide Wheel)
      Brakes Repair
   HYDRAULIC REPAIR
      Hydraulic Pump Repair
      Main Control Valve
      Basket Lift Cylinder
      Picking Unit Lift Cylinders
      Vane Dump Control Cylinder
      Hydraulic Motors
      Height Control
      Pressure Control Valve
      Basket Compactor Control Valve
      Vane Dump Control Valve
   WHEEL AND AXLE REPAIR
      Single Guide Wheel Axle
      Dual Guide Wheel Axle
   OPERATOR STATION REPAIR
      DELCO R-12 Air Conditioning
      NIPPONDENSO R-12 Air Conditioning System
      R-12 Air Conditioning System
      NIPPONDENSO R-134a Air Conditioning System
      Heating System
      Seat
      Cab Repair
   PICKING UNIT REPAIR
      Picking Unit Removal and Installation
      Grid Bars And Pressure Plates
      Spindles and Picker Bars
      Picker Drums, Drive Shafts, and Gears
      Idler Gears and Bearings
      Doffers, Stub Shaft, and Drive
      Moistener Column
      Gear Cases, Universal Joints, and Countershafts
      Picking Unit Cabinets And Cam Tracks
   AIR SYSTEM REPAIR
      Air System
   WATER SYSTEM REPAIR
      Water System
   PICKING UNIT LUBRICATION SYSTEM REPAIR
      Lubrication System—9930
   SPECIAL TOOLS
      Fabricated Tools
   OPERATIONAL CHECKOUT PROCEDURE
      Machine Operational Checkout
   ENGINE OPERATION AND TEST
      Engine
   FUEL/AIR OPERATION AND TEST
      Air Intake System
      Diesel Fuel System
   ELECTRICAL OPERATION AND TEST
      System Diagrams
      Electrical System Diagnosis
      Starting Circuit
      Charging Circuit (9920; 9930, PIN.-12000)
      Charging Circuit (9930, PIN. 12001- )
      Gauge Cluster
      Lighting Circuit
      Monitor System Diagnosis
      Operator’s Presence System Diagnosis
      Battery
      Charging Circuit
      Starting Circuit
      Lights, Instruments, and Accessory Circuits
      Monitor System
      Operator Presence System
   POWER TRAIN OPERATION AND TEST
      EATON Hydrostatic Drive
      SUNDSTRAND Hydrostatic Drive
      Transmission
      Auxiliary Gear Case
      Final Drive
   STEERING/BRAKES OPERATION AND TEST
      Steering
      Brakes
   HYDRAULIC SYSTEM OPERATION AND TEST
      Hydraulic System
      Hydraulic Pump
      Main Control Valve
      Hydraulic Cylinders
      Hydraulic Motors
      Height Control
      Pressure Control Valve
      Basket Compactor Control Valve
      Vane Dump Control Valve
   OPERATOR STATION OPERATION AND TEST
      Operator’s Station Operational Checks
      Operator’s Station Diagnostics
      Air Conditioning Tests - R12
      Air Conditioning Tests - R134a
      Operator’s Station Tests
      Operator’s Station Adjustments
      Operator’s Station Theory of Operation
   PICKING UNIT OPERATION AND TEST
      Picking Unit System
   AIR SYSTEM OPERATION AND TEST
      Air System
   WATER SYSTEM OPERATION AND TEST
      Water System
   PICKING UNIT LUBRICATION SYSTEM OPERATION AND TEST
      Picking Unit Lubrication System
   SPECIAL TOOLS
      Fabricated Tools
   Index