Category:
Agricultural Tractor
Application:
Versatile utility tractor for farming, land management, and light industrial use.
Competitors:
Fordson Major, John Deere 40, Massey Ferguson 65, International Harvester W-4, Oliver 77.
Powertrain:
Available with robust Allis-Chalmers gasoline and diesel engines, offering strong power output for its class. Power Director transmission provided enhanced gearing options.
Hydraulics:
Equipped with a powerful and reliable hydraulic system, including the unique "Snap-Coupler" hitch system on some models, for easy implement attachment.
Design:
Sturdy construction, good operator visibility, and a comfortable seating position for extended work periods.
Engine:
Detailed overhaul, troubleshooting, and specifications for gasoline and diesel engine variants (e.g., Allis-Chalmers 262ci Gas, Allis-Chalmers 270ci Diesel, Perkins 4.203 Diesel).
Transmission:
Service and repair of manual and power shift transmissions (e.g., 5-speed, 10-speed "Power Director"). Includes clutch, gears, bearings, and related components.
Hydraulic System:
Operation, maintenance, troubleshooting, and repair of the hydraulic lift system (e.g., Allis-Chalmers "Snap-Coupler", "Category 1", "Category 2" hitch), pump, control valve, cylinders, and fluid.
Electrical System:
Wiring diagrams, troubleshooting for starting, charging (generator/alternator), ignition, lighting, and instrumentation.
Fuel System:
Carburetor (gasoline) and injection pump/injector (diesel) service, fuel filters, lines, and tank maintenance.
Cooling System:
Radiator, fan, water pump, thermostat, and coolant specifications and service.
Brake System:
Service for internal expanding shoe brakes, adjustment, and troubleshooting.
Steering System:
Maintenance and repair of manual steering and optional power steering systems.
Power Take Off Pto:
Service for PTO shaft, clutch, and engagement mechanisms.
Chassis And Frame:
Frame inspection, repair, and component mounting.
Bodywork:
Fender, hood, seat, and control panel removal, installation, and service.
Scheduled Maintenance:
Detailed maintenance schedules for all major service intervals (e.g., oil changes, filter replacements, lubrication points).
Troubleshooting:
Comprehensive diagnostic charts and troubleshooting guides for common and uncommon issues across all systems.
Engine Overhaul:
Step-by-step instructions for complete engine disassembly, inspection, repair, and reassembly, including torque specifications and clearances.
Transmission Repair:
Detailed procedures for transmission disassembly, component replacement, and reassembly, including gear shifting and clutch adjustment.
Hydraulic System Repair:
Pump rebuilding, cylinder resealing, valve adjustment, and troubleshooting of hydraulic system faults.
Electrical Diagnostics:
Testing of starter, alternator, battery, ignition system components, and wiring harness troubleshooting.
Component Replacement:
Instructions for replacing wear items such as belts, hoses, filters, seals, bearings, and bushings.
Adjustment Procedures:
Guides for adjusting brakes, clutch, PTO engagement, carburetor settings, and valve lash.
Depth:
In-depth, professional quality covering complete overhauls, complex repairs, diagnostics, and detailed specifications. Suitable for professional mechanics and experienced DIY users.
Engine Oil Change:
Every 50 hours of operation or annually. Use SAE 30 or 20W-30 depending on temperature range.
Oil Filter Replacement:
With every oil change. Specific part numbers (e.g., WIX 51515, AC PF178) would be detailed in the manual.
Transmission Oil Change:
Every 1000 hours or annually. Check manual for specific fluid type (e.g., API GL-4, SAE 90 or 80W-90).
Hydraulic Fluid Change:
Every 1200 hours or annually. Use Allis-Chalmers HD Hydraulic Fluid or equivalent (refer to manual for specifications).
Engine Oil Capacity:
Approx. 8 quarts (7.6 L) for gasoline, 8.5 quarts (8.0 L) for diesel.
Transmission Oil Capacity:
Approx. 15 quarts (14.2 L)
Hydraulic Fluid Capacity:
Approx. 8.5 gallons (32 L)
Common Wear Points:
PTO clutch wear, hydraulic pump wear, engine oil leaks, transmission seal leaks, rear axle seal leaks, wear in the "Snap-Coupler" hitch components.
Engine Performance:
Carburetor gumming, diesel injection pump timing issues, worn valve guides, cylinder head gasket failures.
Electrical Faults:
Failing generator/alternator, worn starter motors, corroded wiring connections.
