Target User:
Owners, operators, and mechanics working on Allis Chalmers D-19 Diesel tractors.
Value Proposition:
Provides essential technical data for maintaining and repairing a classic agricultural tractor, extending its operational life and value.
Diagnostic Emphasis:
Strong focus on troubleshooting and identifying root causes of mechanical and hydraulic issues.
Comprehensiveness:
Covers a wide range of repair and maintenance tasks, from basic servicing to major overhauls.
Overall Coverage:
Comprehensive service, maintenance, and troubleshooting for Allis Chalmers D-19 Diesel tractor models.
Specific Models Engines:
Covers All Models/Engines/Trim/Trans variations of the D-19 Diesel.
Estimated Page Count:
Likely 300-600 pages (typical for comprehensive workshop manuals of this era).
Manual Classification:
Workshop Repair Service Manual
Digital Format:
PDF (Portable Document Format)
Engine System:
Detailed diagnostics, overhaul, component testing, timing, cooling system, lubrication system, fuel system, exhaust system.
Transmission System:
Repair and adjustment of gearbox, clutch, drive shafts, PTO (Power Take-Off).
Hydraulics System:
Operation, maintenance, repair of hydraulic pump, cylinders, valves, and related components for implement control.
Electrical System:
Wiring diagrams, starter, generator/alternator, battery, lighting, ignition system (if applicable to diesel).
Steering System:
Maintenance, repair, and adjustment of steering mechanism.
Braking System:
Service and repair of brake components, linkages, and adjustments.
Front Axle Rear Axle:
Service, repair, and overhaul of axle components, differential.
Wheels Tires:
Information on tire specifications and wheel mounting.
Operator Station:
Information pertaining to controls, seat, and dashboard components.
Preventive Maintenance:
Scheduled maintenance tasks, lubrication charts, filter replacement intervals.
Troubleshooting Guides:
Systematic diagnostic procedures for identifying and resolving common and uncommon issues.
Repair Instructions:
Step-by-step instructions for disassembly, inspection, repair, and reassembly of all major components and systems.
Overhaul Procedures:
Detailed guidance for complete engine, transmission, and hydraulic system rebuilds.
Adjustments Calibrations:
Procedures for setting timing, valve clearances, clutch engagement, hydraulic pressures, etc.
Diagnostics Level:
Advanced diagnostics, including component testing, performance checks, and fault finding.
Rebuild Scope:
Complete engine, transmission, and hydraulic system rebuild procedures.
Detail Level:
High-level technical detail suitable for professional mechanics and experienced DIY users.
PDF Quality:
Typically high-resolution scans or digital creation, enabling clear viewing and printing.
Searchability:
Searchable text is a common feature of well-prepared PDF manuals, allowing for quick information retrieval.
Printability:
Designed for print, allowing users to print specific sections or the entire manual.
Digital Binding:
N/A (Digital download, no physical binding).
Digital Paper Type:
N/A (Digital download, no physical paper).
Engine Make:
Allis Chalmers
Engine Model:
Typically a diesel engine from Allis Chalmers' own range or a licensed variant (e.g., a 200-300 cubic inch displacement inline-4 or 6-cylinder diesel).
Horsepower Range:
Likely in the 50-70 PTO horsepower range, depending on specific engine configuration.
Torque Characteristics:
Designed for strong low-end torque suitable for agricultural applications.
Injection System:
Typically a direct injection system with rotary or inline injection pumps.
Fuel Filter Part Numbers:
Manual would list specific part numbers for fuel filters (e.g., AC-type filters).
Transmission Type:
Manual transmission with multiple forward and reverse gears (e.g., a 6-speed or 8-speed gearbox).
Power Take Off Pto:
Standard PTO options (e.g., 540 RPM or 1000 RPM) and likely a live PTO option.
Clutch Type:
Dual-clutch system (one for transmission, one for PTO) is common on tractors of this era.
Transmission Fluid Type:
Manual would specify SAE 90 or 80W-90 gear oil for the transmission and differential.
Wheelbase:
Specific wheelbase dimensions would be detailed in the manual. Typically around 80-90 inches.
Overall Length:
Specific length details would be in the manual. Likely around 120-140 inches.
Overall Width:
Variable based on rear wheel spacing, but typically around 60-75 inches.
Operating Weight:
Typically in the range of 5,000 - 7,000 lbs without ballast.
Engine Oil Change:
Typically every 100-150 operating hours.
Fuel Filter Replacement:
Recommended at frequent intervals, often with oil changes or as per manual's specific guidance.
Hydraulic Fluid Change:
Typically every 500-1000 operating hours.
Engine Oil Type:
API CD or CE rated diesel engine oil, viscosity grade likely 10W-30 or 15W-40 depending on climate.
Engine Oil Capacity:
Approximately 7-9 quarts (US) for the engine.
Hydraulic Fluid Type:
Allis-Chalmers THF (Tractor Hydraulic Fluid) or equivalent, typically a universal tractor fluid (UTF).
Hydraulic Fluid Capacity:
The manual will specify the exact capacity for the hydraulic system, likely around 15-20 gallons.
Coolant Type:
Ethylene glycol based antifreeze with water, typically a 50/50 mix for freeze protection and corrosion inhibition.
Common Wear Points:
Wear in clutch plates, hydraulic pump, and injector nozzles are common on high-hour units.
Engine Problems:
Potential for cylinder liner wear, injector pump timing drift, and glow plug issues (if equipped).
Hydraulic Performance:
Degradation of hydraulic fluid or worn pump seals can lead to sluggish or non-functional lift arms.
Manufacturer History:
Allis-Chalmers was a major American manufacturer of agricultural and industrial machinery, known for its distinctive orange tractors.
D Series Context:
The D-19 was part of Allis-Chalmers' popular 'D' series of tractors, succeeding models like the D-17 and preceding models like the 180/185 series.
Production Years:
The D-19 was produced from 1959 to 1963.
Manufacturing Location:
Primarily manufactured at the Allis-Chalmers factories in Milwaukee, Wisconsin, USA.
