Target Audience:
Farmers, agricultural contractors, and collectors needing a mid-sized row-crop tractor
Advantage:
Known for reliable diesel engine and robust construction in its horsepower class
Key Feature 1:
Power-adjusted rear wheel tread
Key Feature 2:
All-weather cab option
Key Feature 3:
Three-point hitch and live PTO
Engine:
Complete disassembly, inspection, and reassembly procedures
Cooling System:
Radiator, thermostat, water pump, and cooling fan maintenance
Fuel System:
Fuel tank, lines, pumps, injection, and carburetor adjustments
Electrical System:
Wiring diagrams, starter, alternator/generator, and lighting troubleshooting
Transmission:
Gear ratios, shift mechanisms, and differential overhaul
Clutch:
Adjustment, replacement, and linkage setup
Rear Axle:
Axle shafts, bearings, and final drive inspection
Power Take-Off (PTO):
Disassembly and repair of live PTO clutch
Hydraulic System:
Pump, valves, cylinders, and three-point hitch adjustment
Steering:
Steering gear adjustment and power steering unit repair
Brakes:
Brake band inspection, adjustment, and replacement
Wheels and Tires:
Tire sizing and wheel bolt torque specifications
Cab and Sheet Metal:
Roof, fenders, and hood removal/installation
Scheduled Maintenance:
Fluid capacities, lubricants, and service checklists
Problem Diagnosis:
Systematic troubleshooting charts and symptom-based diagnosis
Technical Specifications:
Torque settings, clearances, and dimensional data
Compatibility:
Windows, macOS, iOS, Android, and most PDF readers
Requirements:
PDF reader software
Searchability:
Text-searchable for quick reference
Print Quality:
High-resolution 300 DPI images
Binding Type:
Digital (unbound PDF)
Paper Type:
N/A - digital file
Make/Model:
Allis Chalmers D-19 (diesel)
Configuration:
4-cylinder overhead valve
Displacement:
230 cu in (3.8 L)
Power Output:
Approximately 53 hp at rated RPM
Fuel System:
Diesel injection pump
Cooling:
Liquid-cooled with radiator and fan
Gasoline Option:
Similar displacement with carburetor
LP Gas Option:
Available in certain markets
Crash Test Rating:
N/A - agricultural tractor not crash tested
Brakes:
Independent rear wheel brakes
Steering:
Manual or optional power steering
ROPS:
Optional roll-over protection structure
Seat Belt:
Optional installation
Lighting:
Headlights and taillights standard
Engine Oil Change:
Every 100 hours or annually
Air Filter Cleaning:
Every 10 hours; replacement as needed
Transmission Fluid Change:
Every 1,000 hours
Hydraulic Oil Change:
Every 1,000 hours
Engine Oil:
SAE 30 (API class CH-4 or better) typical
Transmission/Hydraulic Fluid:
SAE 80 gear oil or equivalent
Coolant:
Ethylene glycol based 50/50 mix
Common Wear Items:
Clutch disc, brake linings, PTO seals
Potential Problem:
Hydraulic pump seals may leak over time