The Allis-Chalmers D-19 Diesel, produced from 1963 to 1969, is a robust medium-sized utility tractor designed for versatile farm applications. Known for its strong build and the distinctive Power Director transmission, the D-19 Diesel offered reliable performance and capable handling of various tasks. This model competed with other leading agricultural machinery of its time, establishing itself through its durability and functional design, characteristic of Allis-Chalmers' commitment to quality in the agricultural sector. This comprehensive factory service repair manual provides essential information for the maintenance, diagnosis, and repair of the Allis-Chalmers D-19 Diesel tractor. It covers all major systems, including detailed procedures for the engine, transmission, hydraulics, electrical systems, steering, and brakes. The manual includes step-by-step repair instructions, troubleshooting guides, technical specifications, and torque values, making it an indispensable resource for owners, mechanics, and technicians to ensure the longevity and optimal performance of the D-19 Diesel. 🏷️ Basic Information Identification Make: Allis-Chalmers Model: D-19 Model Variant: D-19 Diesel Product Type: Factory Service Repair Manual Codes Common Identification Codes: Serial Number breakdowns available within manual for specific production runs. 👋 Introduction Market Position Market Segment: The Allis-Chalmers D-19 was positioned as a medium-sized utility tractor, capable of handling a variety of farm tasks, from row crop cultivation to heavier draft work. Competitive Analysis Key Competitors: Competed with models from International Harvester (e.g., 460, 560), John Deere (e.g., 3020, 4020), Ford (e.g., 4000, 5000), and Massey Ferguson during its production era. Key Features Distinguishing Features: Known for its robust build, the D-19 Diesel offered strong performance and versatility, often featuring Allis-Chalmers' distinctive Power Director transmission and a strong three-point hitch system. Value Proposition Manual Value: This factory service manual is indispensable for owners and mechanics seeking to maintain, diagnose, and repair the D-19 Diesel tractor effectively, ensuring longevity and optimal performance. 📋 Manual Details Coverage Areas Primary Coverage: All service and repair information for the Allis-Chalmers Model D-19 Diesel Tractor. Page Count Estimated Page Count: Likely over 500 pages (typical for comprehensive factory service manuals of this era). Manual Type Manual Type: Factory Service Repair Manual Language Language: English Format Format: Digital (likely PDF) or Printed 📖 Manual Coverage Systems Covered Engine Systems: Detailed troubleshooting, repair, and overhaul procedures for the diesel engine, including fuel system, lubrication system, cooling system, starting system, and air intake/exhaust systems. Transmission Drivetrain: Coverage of the transmission (e.g., gear shifting mechanisms, clutch operation), differential, rear axle assemblies, and power take-off (PTO) systems. Hydraulics And Controls: In-depth information on the hydraulic system, including pumps, valves, cylinders, lift arms, draft control, and auxiliary hydraulic outlets. Electrical Systems: Wiring diagrams, troubleshooting for starting and charging systems, lighting, and instrument panel components. Steering And Brakes: Procedures for steering system maintenance and repair (including power steering if equipped), and detailed service for braking systems. Chassis And Frame: Information on frame inspection, front axle assembly, wheels, and tires. Operator Station: Details on seat, controls, dashboard, and safety features specific to the operator's environment. Procedures Included Maintenance Procedures: Scheduled maintenance tasks, lubrication charts, filter replacement, and general upkeep procedures. Repair Procedures: Step-by-step disassembly, inspection, repair, and reassembly of all major components and systems. Troubleshooting Guides: Systematic diagnostic procedures for identifying and resolving common and complex operational issues. Specifications And Tolerances: Precise measurements, clearances, torque values, and wear limits for all critical components. Overhaul Instructions: Comprehensive instructions for complete engine, transmission, and hydraulic system overhauls. Adjustment Procedures: Detailed steps for adjusting clutches, brakes, fuel injection timing, and hydraulic controls. Technical Depth Depth Of Information: Comprehensive, covering from basic routine maintenance to complete engine and transmission rebuilds, including diagnostic flowcharts and component-level repair. 📊 Manual Specifications File Format Digital Format Quality: High-resolution scans of original factory documentation, ensuring clarity of text and diagrams. Searchable text is often a feature of well-produced PDFs. Print Quality Print Quality: If printed, expect clear black and white text and diagrams, on durable paper suitable for workshop environments. Binding Type Binding Type: If printed, typically a sturdy comb binding, spiral binding, or perfect binding for durability in a workshop setting. Paper Type Paper Type: If printed, often on heavier weight paper to withstand grease and wear. ⚙️ Engine Specifications Primary Engine Engine Model: Allis-Chalmers D-262 Diesel Engine Type: Inline 6-cylinder, 4-stroke, naturally aspirated diesel Displacement: 262 cubic inches (4.3 Liters) Performance Horsepower Rating Drawbar: Approximately 58 HP (Drawbar) Horsepower Rating Pto: Approximately 68 HP (PTO) Torque Peak: Specific torque figures vary, but known for strong low-end torque characteristic of diesel engines. Fuel System Fuel Type: Diesel Fuel Injection System: Typically Roosa Master or similar distributor-type injection pump. Fuel Filter Type: Spin-on primary and secondary fuel filters. Cooling System Cooling Type: Water-cooled Coolant Capacity: Approximately 16 quarts (15.1 Liters). Lubrication System Oil Capacity: Approximately 12 quarts (11.4 Liters) with filter change. Recommended Oil Viscosity: Refer to manual; typically SAE 30 or 10W-30 diesel...