Description
John Deere 9960 Technical Manual
John Deere 9960 Cotton Picker Technical Manual provides operation, testing, diagnostic and adjustment information for the John Deere 9960 cotton picker. This technical manual is arranged by machine system and is intended to support systematic fault-finding, operational checks, testing and adjustment work on the picker.
The manual covers the machine’s engine, fuel and air systems, electrical circuits, power train, steering and brakes, hydraulics, operator’s station and cotton-picking systems. It also includes dedicated information for the picking-unit lubrication system, moistener system and air system, with theory of operation, diagnostic information, system tests and adjustments where listed in the contents.
WHAT THIS MANUAL CONTAINS
- General information – Section 210 – safety information, machine operational checkout, diagnostic and testing procedures, and tune-up and adjustment information.
- Engine operation and tests – Section 220 – system operational checks, diagnostic information, engine system operation and testing, system adjustments and theory of operation.
- Fuel and air operation and tests – Section 230 – fuel and air system operational checks, diagnostic information, system tests, system adjustments and theory of operation.
- Electrical operation and tests – Section 240 – electrical system information and diagrams, together with circuit diagnostics for power, starting, charging, dome light, turn signals, warning circuits, road lamps and field lamps.
- Electrical circuit diagnostics – further testing coverage for the windshield wiper, pressurizer fan, gauges, start aid, tachometer, operator presence and inspection bypass systems, and monitor circuits.
- Power train operation and tests – Section 250 – operational checks, diagnostic information, system tests, system adjustments and power-train theory of operation.
- Steering and brakes operation and tests – Section 260 – steering and brake diagnostics, system tests, adjustments and theory of operation.
- Hydraulic system operation and tests – Section 270 – hydraulic operational checks, pump diagnostics, main control valve diagnostics, hydraulic cylinder diagnostics and height-sensing system diagnostics.
- Hydraulic system testing and adjustment – hydraulic system tests, adjustments and theory of operation for the hydraulic pump, main control valve, hydraulic cylinders, hydraulic motors and height-control system.
- Hydraulic machine functions – operation of the basket compactor and conveyor control valve, together with related height-control and hydraulic operating information.
- Operator’s station operation and test – Section 290 – operator’s-station operational checks, diagnostic information, tests, adjustments and theory of operation.
- Conventional picking unit operation and tests – Section 300 – picking-unit diagnostic information, picking-unit adjustments and picking-unit theory of operation.
- Picking-unit lubrication system – Section 310 – lubrication-system operational checks, diagnostic information, system tests, adjustments and theory of operation.
- Moistener system operation and tests – Section 320 – moistener-system diagnostic information, system adjustments and theory of operation.
- Air system operation and tests – Section 330 – air-system diagnostic information, adjustments and theory of operation.
- Index – an indexed reference section for locating subjects and systems throughout the manual.
MODELS COVERED
This manual is identified for the John Deere 9960 cotton picker. The supplied contents specifically identify the conventional picking unit and the related machine systems listed above. No additional models, serial-number range or production-year coverage is stated in the available manual information.
MANUAL DETAILS
Manufacturer: John Deere
Model covered: 9960 Cotton Picker
Machine type: Cotton picker
Manual type: Operation and Tests Technical Manual
Publication number: TM1521
Format: Digital PDF
Language: English
Contents: System operation, operational checkout, diagnostics, testing, adjustments, wiring diagrams and theory of operation where specified by the section contents.
The John Deere 9960 Cotton Picker Technical Manual is particularly useful when a fault requires more than basic operating instructions. Its system-by-system layout helps the user move from an operational check to diagnostic information, testing and adjustment. Electrical diagrams and individual circuit diagnostics are included alongside dedicated hydraulic, power-train, steering, braking and cotton-picking system information.
For technicians working on the John Deere 9960, this manual brings the machine’s main operating systems together in one technical reference. The dedicated sections for the picking unit, lubrication, moistener and air systems are especially relevant to diagnosis and adjustment of the cotton-picker equipment. Use the section headings and index to locate the relevant system before carrying out inspection, testing or adjustment work.
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