Market Position:
The John Deere 1640, 1840, 2040, and 2040S series tractors represent robust, versatile utility tractors designed for a wide range of agricultural applications. These models were popular for their reliability and operational efficiency.
Competitive Analysis:
Competed with offerings from manufacturers like Ford, Massey Ferguson, and International Harvester in the utility tractor segment during their production era. Key selling points were John Deere's established dealer network, build quality, and specific technological advancements for the time.
Key Features:
Availability in both 2WD and MFWD configurations, versatile transmission options, robust hydraulic systems, and comfortable operator stations, contributing to their widespread adoption in farming operations.
Operator Comfort Features:
The manual's inclusion of operator's cab details highlights features like adjustable seating, ergonomic control placement, and climate control options for improved operator comfort during long workdays.
Systems Covered List:
• General Tractor Information
• Engine
• Fuel and Air Intake System
• Electrical System
• Power Train (Clutches, Transmissions, PTO, Drivetrain)
• Steering and Brakes
• Hydraulic System
• Miscellaneous (Axles, Wheels, Hitch)
• Operator's Cab (HVAC, Seating, Cabs)
Engine System Coverage:
Detailed specifications, diagnostics, troubleshooting, and repair procedures for John Deere diesel engines. Covers radiator service, fuel system components, air cleaner servicing, and engine tune-up procedures.
Fuel Air System Coverage:
Includes diagnosing fuel system malfunctions, servicing the fuel tank and water trap, operation of cold weather starting aids, speed control linkage adjustments, and air cleaner maintenance and replacement.
Electrical System Coverage:
Comprehensive coverage including specifications, diagnostics, troubleshooting, and repair of wiring harnesses, controls, instruments, lighting systems, starting motors, and alternators. Detailed wiring diagrams are a key component.
Power Train Coverage:
Extensive coverage of the entire power train: engine clutches, hi-lo shift units, creeper transmissions, synchronized transmissions, collar shift transmissions, differentials, final drives, independent PTO, continuous-running PTO, front PTO, and mechanical front-wheel drive (MFWD) systems. Includes detailed operation, lubrication, and repair procedures.
Steering Brakes Coverage:
Detailed specifications, operation, and repair of hydrostatic and power steering systems (including operating pressure data for hydrostatic steering: 12000 kPa / 120 bar / 1740 psi and 15000 kPa / 150 bar / 2180 psi). Also covers manual steering and brake system maintenance and repair.
Hydraulic System Coverage:
In-depth coverage of the hydraulic system, including specifications, diagnostics, pressure tests, and repair of the oil reservoir, filters, valves (spool, poppet, and Spanish-manufactured variants), hydraulic pumps, rockshaft, front hitch, remote cylinders, and hose couplers.
Operator Cab Coverage:
Covers specifications and service for the operator's cab, including air conditioning systems, cab ventilation and heating, operator seats, and specific cab types like OPU, SG2, and roll guard structures.
Front Axle Coverage:
Specific procedures for servicing the front axle, including steering knuckles, kingpins, and differential (for MFWD) are detailed in SECTION 80.
Procedures Included List:
• Pre-delivery and Delivery Inspections
• Lubrication and Periodic Service
• Engine and Tractor Tune-up
• Tractor Separation Procedures (with/without increased lifting capacity)
• Diagnostic and Troubleshooting
• Component Repair and Rebuild
• System Adjustments
• Installation Procedures
• Maintenance Schedules
General Procedures:
Includes general information, specifications, special tools required, pre-delivery, delivery, and after-sales inspections, lubrication schedules, and engine/tractor tune-up procedures.
Separation Procedures:
Detailed instructions for tractor separation, differentiating between tractors with and without increased lifting capacity, crucial for accessing components in the drivetrain and rear axle.
Diagnostic Troubleshooting Procedures:
Systematic approaches to diagnosing and troubleshooting issues across all major tractor systems, supported by flowcharts, test procedures, and component-specific fault isolation techniques.
Technical Depth:
Comprehensive factory-level diagnostic and repair procedures, suitable for professional technicians and experienced owner-operators. Covers detailed disassembly, assembly, adjustments, and troubleshooting for all major tractor systems.
Technical Depth Details:
This manual provides factory-level service information, encompassing everything from routine maintenance and adjustments to complete component disassembly, rebuilds, and overhaul procedures. It includes torque specifications, tolerances, and special tool requirements for accurate repairs.
Detail Level Example:
For instance, the Power Train section details the disassembly and reassembly of synchronized transmissions, including gear meshing procedures and bearing preloads.
Primary Engine Description:
These tractors typically utilize John Deere's own 3- and 4-cylinder diesel engines. Specific engine displacements vary by model, but commonly include variants of the John Deere 300 and 400 series engine families. For example, the 2040 often features a 3.4L (206 cu in) 4-cylinder engine.
Engine Series Common:
The 2040, for instance, commonly features the John Deere 4.239D (3.9L) or 4.246D (4.3L) 4-cylinder diesel engines, known for their reliability and torque.
Performance General:
Engine power outputs range from approximately 40 PTO horsepower for the 1640 up to 60-70 PTO horsepower for the 2040 models. Specific horsepower and torque figures are detailed within the manual's engine section.
Fuel System Type:
Direct injection diesel fuel system, with components including fuel injection pumps, injectors, fuel filters, and cold weather starting aids (e.g., ether injection or glow plugs).
Fuel Filter Replacement:
Procedures for draining water separators and replacing primary and secondary fuel filters are clearly outlined, crucial for engine longevity and performance.
Standard Transmission Type:
A variety of transmission options were available, including syncro-mesh transmissions (e.g., 8-speed), collar shift transmissions, and often a Hi-Lo (or range shift) unit integrated for increased gear selection. Creeper transmission options may also be available on some configurations.
Optional Transmission Types:
Depending on the specific model variant and market, options could include powershift or more advanced synchronized transmissions. The manual covers these variations.
Transmission Features:
Independent PTO (540/1000 RPM), continuous-running PTO, and optional front PTO are detailed. The manual covers operation, maintenance, and repair of clutch linkages, hi-lo units, creeper transmissions, synchronized and collar shift transmissions, differentials, and final drives.
Pto Engagement Procedure:
Safe and correct engagement procedures for both independent and continuous-running PTO systems are detailed to prevent damage and ensure operator safety.
Transmission Types Detailed
Transmission Types Covered:
Covers 8-speed syncro-mesh, collar shift, and potentially 16-speed (with Hi-Lo) transmissions. The manual addresses internal components like gears, bearings, synchro rings, and shift forks.
Service Intervals General:
The manual provides detailed recommendations for periodic service, including engine oil changes, filter replacements, lubrication points, and transmission fluid checks, with specific intervals (e.g., every 250 hours, annually) outlined in the 'Lubrication and Periodic Service' section.
Transmission Service Intervals:
Guidelines for checking and changing transmission and hydraulic fluid, typically at intervals related to operating hours or calendar time, are specified.
Fluid Specifications General:
Includes precise specifications for engine oil (type, viscosity grade, API service classification), hydraulic fluid (e.g., John Deere Hy-Gard), transmission fluid, coolant (type and mixture), and grease. Specific capacities for all fluid reservoirs are also provided.
Engine Oil Spec Example:
Example: API Service CD or CE classification, SAE 15W-40 oil for general use, with variations for extreme temperatures. Specific John Deere filter part numbers are likely included.
Hydraulic Fluid Spec Example:
John Deere Hy-Gard or equivalent UTF (Universal Tractor Transmission Oil) meeting specific John Deere specifications for hydraulic, transmission, and final drive systems.
Common Issues And Maintenance:
The manual's troubleshooting sections are invaluable for addressing common issues such as hydraulic system leaks, transmission engagement problems, engine starting difficulties, and electrical system faults. It guides users through diagnostic steps for these and other potential problems.
