Target Audience:
Farmers and industrial operators needing a medium-to-large row-crop tractor
Competitive Advantage:
Robust build and reliable diesel power, offering strong performance for its era
Engine:
Diesel engine known for durability and efficiency
Transmission:
Multiple speeds including high range for transport and field use
Hydraulics:
Power lift system with draft and position control
PTO:
Independent, multi-speed power take-off
Diesel Engine:
Complete engine overhaul, tune-up, and troubleshooting
Fuel System:
Injection pump, injectors, and fuel lines
Cooling System:
Radiator, thermostat, water pump
Clutch:
Adjustment and replacement procedures
Transmission:
Gearbox breakdown and synchronization
Power Take-Off (PTO):
Independent PTO clutch and drive components
Power Lift System:
Hydraulic pump, control valves, lift arms
Brakes:
Service and adjustment
Steering Gear:
Manual and power steering (if equipped)
Front System:
Front axle and wheel bearings
Belt Pulley:
Installation and drive components
Differential:
Differential and planetary reduction
Final Drive:
Wheel hubs and drive gears
Electrical System:
Wiring, starter, alternator/generator, lighting
Maintenance:
Scheduled service tasks
Troubleshooting:
Diagnostics and repair procedures
Disassembly/Reassembly:
Step-by-step instructions
Illustrations:
Detailed diagrams and exploded views
Specifications:
Torque specs, clearances, and capacities
Part Numbers:
Original Allis-Chalmers part numbers
Cross-reference:
Compatible aftermarket parts
Primary Engine:
Allis-Chalmers 262-cubic-inch (4.3 L) direct-injection diesel engine
Other Variants:
Allis-Chalmers D19 also available with gasoline or LP-gas engines
Power:
Approx. 55 horsepower at the PTO
Injection:
Direct injection, with rotary distributor pump
Fuel Tank Capacity:
Approx. 30 gallons
Standard Transmission:
4-speed forward, 1 reverse constant mesh
Optional Transmission:
8-speed with high-low range (when equipped)
Clutch:
Dry disc pedal and hand clutch on later models
PTO Drive:
Independent PTO with multi-speed control
Engine Oil Change:
Every 100 hours or annually (severe service: 50 hours)
Transmission Oil:
Every 1,000 hours or annually
Coolant Replacement:
Every 2 years or 1,000 hours
Engine Oil:
SAE 30 (diesel, API CC minimum)
Transmission/Hydraulic Oil:
Allis-Chalmers All-Weather Hydraulic Oil or equivalent
Common Wear Items:
Fuel injectors, water pump, tie rod ends
Common Repairs:
Clutch and brake adjustments; hydraulic valve leaking