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.
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.
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.
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.
Primary Coverage:
All service and repair information for the Allis-Chalmers Model D-19 Diesel Tractor.
Estimated Page Count:
Likely over 500 pages (typical for comprehensive factory service manuals of this era).
Manual Type:
Factory Service Repair Manual
Format:
Digital (likely PDF) or Printed
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.
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.
Depth Of Information:
Comprehensive, covering from basic routine maintenance to complete engine and transmission rebuilds, including diagnostic flowcharts and component-level repair.
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:
If printed, expect clear black and white text and diagrams, on durable paper suitable for workshop environments.
Binding Type:
If printed, typically a sturdy comb binding, spiral binding, or perfect binding for durability in a workshop setting.
Paper Type:
If printed, often on heavier weight paper to withstand grease and wear.
Engine Model:
Allis-Chalmers D-262 Diesel
Engine Type:
Inline 6-cylinder, 4-stroke, naturally aspirated diesel
Displacement:
262 cubic inches (4.3 Liters)
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.
Injection System:
Typically Roosa Master or similar distributor-type injection pump.
Fuel Filter Type:
Spin-on primary and secondary fuel filters.
Cooling Type:
Water-cooled
Coolant Capacity:
Approximately 16 quarts (15.1 Liters).
Oil Capacity:
Approximately 12 quarts (11.4 Liters) with filter change.
Recommended Oil Viscosity:
Refer to manual; typically SAE 30 or 10W-30 diesel engine oil.
Starter Type:
Electric starter motor.
Transmission Type:
Constant mesh gearbox with Power Director clutch (multi-plate, wet, manually operated).
Number Of Speeds:
Typically 8 forward and 2 reverse speeds, with Power Director providing a 'power shift' for two speeds in each gear range.
Optional Transmission Features:
Variations might exist based on specific market configurations or factory options.
Transmission Fluid Type:
Hydraulic fluid, typically Allis-Chalmers Type 2 or equivalent.
Transmission Fluid Capacity:
Refer to manual; typically shared with hydraulic system capacity.
Wheelbase:
Approximately 88.5 inches (2248 mm).
Length:
Approximately 130 inches (3302 mm).
Width:
Approximately 70 inches (1778 mm) at rear track.
Height To Top Of Steering Wheel:
Approximately 60 inches (1524 mm).
Shipping Weight:
Approximately 5,700 lbs (2585 kg).
Operating Weight:
Varies with configuration, but typically around 6,000-6,500 lbs (2721-2948 kg).
Front Tire Size:
Commonly 6.50-16 or 7.50-16.
Rear Tire Size:
Commonly 14.9-28 or 15.5-38.
Wheel Bolt Pattern:
Refer to manual for specific rear wheel hub configurations.
Tractor Safety Standards:
Adherence to safety standards of the era regarding operator protection, braking, and PTO shielding.
Braking System Type:
Internal expanding shoe brakes, typically mechanically actuated, often with independent left/right control.
Parking Brake:
Integrated with main brake system or separate mechanism.
Operator Presence Control:
Seat-actuated engine shut-off (standard on later models).
Lighting System:
Headlights, taillights, and turn signals (as per regulations and options).
Drawbar Guard:
Often equipped with a PTO shaft guard for safety.
Engine Oil And Filter Change:
Refer to manual; typically every 100-200 operating hours.
Fuel Filter Replacement:
Refer to manual; often at oil change intervals or as needed.
Transmission Hydraulic Fluid Change:
Refer to manual; typically every 500-1000 operating hours. Includes checking and changing hydraulic filter.
Air Cleaner Service:
Daily or as needed depending on operating conditions; dry element or oil bath type.
Engine Oil Specification:
Refer to manual; Caterpillar TO-2 or API CD/CE rated diesel engine oil often recommended for this era.
Hydraulic Fluid Specification:
Allis-Chalmers Type 2 Hydraulic Fluid or equivalent JD-20 or TO-2 rated fluid.
Transmission Fluid Specification:
Shared with hydraulic system.
Common Wear Points:
Worn clutch plates in Power Director, potential leaks in hydraulic system (seals, hoses), wear in transmission gears and synchronizers, engine injector pump wear.
Potential Problems:
Overheating due to radiator clogging or thermostat issues, starter motor fatigue, electrical wiring degradation over time.
Brand History:
Allis-Chalmers was a prominent American manufacturer of agricultural and construction machinery, known for its innovation and distinctive 'Allis-Chalmers Orange' color.
D-Series Lineage:
The D-19 followed earlier successful D-series tractors, building upon their design principles and offering enhanced power and features for its time.
Production Years:
Produced from 1963 to 1969.
Manufacturing Location:
Typically manufactured at Allis-Chalmers plants in the United States.
