Target Audience:
Owners and mechanics seeking to maintain, repair, and restore the Allis-Chalmers Model RC Tractor
Value Proposition:
Enables cost savings on repairs and maintenance by empowering users to perform work themselves, enhancing knowledge and self-sufficiency.
Manual Benefits:
Step-by-step instructions, detailed illustrations, comprehensive coverage, and troubleshooting guides.
Manual Type:
Workshop Service Manual (WSM)
Content Focus:
Repair and maintenance for the Allis-Chalmers Model RC Tractor
Estimated Page Count:
Varies by specific edition, typically 300-600 pages
Delivery Method:
Instant Download
Software Requirements:
Adobe Acrobat Reader or compatible PDF viewer
Operating System Compatibility:
All Versions of Windows & Mac
Engine Systems:
Engine overhaul, cylinder head, block, pistons, crankshaft, camshaft, valve train, cooling system, lubrication system, fuel system (carburetor, ignition, starting)
Transmission Systems:
Gearbox overhaul, clutch, power take-off (PTO), drive shafts
Chassis And Suspension:
Frame, front axle, steering system, rear axle, differential
Braking Systems:
Brake mechanisms, linkages, adjustments
Electrical Systems:
Ignition system, lighting, starting motor, generator/alternator (if applicable to specific RC variant), wiring diagrams
Hydraulic Systems:
Hydraulic lift system (if equipped), pump, cylinders, control valves
Operator Controls:
Steering, throttle, clutch, brake, PTO controls, implement controls
Maintenance Procedures:
Routine checks, lubrication points, fluid changes, filter replacement, tune-ups
Repair Procedures:
Step-by-step instructions for engine rebuild, transmission repair, hydraulic system service, steering and brake adjustments, electrical troubleshooting
Troubleshooting Guides:
Diagnosis of common problems and their solutions
Depth Of Coverage:
Comprehensive, covering all aspects from routine maintenance to major overhauls and component rebuilds
Illustrations:
Includes pictures, diagrams, and wiring schematics to aid understanding
Engine Type:
4-cylinder, water-cooled, gasoline (typical for Model RC)
Engine Displacement:
Approximately 165 cubic inches (2.7 liters), exact displacement may vary based on specific RC variant and engine option.
Horsepower Rating:
Approximate drawbar horsepower: 20-25 HP (this is a representative range; exact specification depends on specific engine tuning and conditions)
Torque Rating:
Not commonly published in easily accessible specs for this era, but designed for sustained pulling power.
Carburetor:
Typically Zenith or Marvel-Schebler updraft or downdraft carburetor (specific model would be detailed in the manual)
Ignition Type:
Magneto or Battery-Coil ignition system
Transmission Type:
Sliding gear transmission
Gear Speeds:
Typically 4 forward speeds and 1 reverse speed
Power Take Off Pto:
Standard Power Take-Off (PTO) unit, typically 540 RPM
Clutch Type:
Dry single plate clutch
Differential Lock:
May be equipped with a differential lock depending on specific model configuration.
Wheelbase:
Approximately 80-82 inches (2032-2083 mm), subject to variation
Ground Clearance:
Varies based on tire size and configuration, typically around 15-20 inches (381-508 mm) under the drawbar.
Operating Weight:
Approximately 3500-4500 lbs (1588-2041 kg), including fluid and operator (estimated, varies with configuration)
Front Axle Weight:
Significant weight carried by the front axle for stability and steering.
Rear Axle Weight:
Carries the majority of the tractor's weight, often increased with ballast.
Engine Oil Change:
Recommended every 50-100 operating hours or annually, depending on usage and manufacturer recommendations of the era.
Transmission Oil Change:
Recommended every 500-1000 operating hours, or as specified in the manual for drivetrain components.
Grease Points:
Daily or weekly greasing of all pivot points, linkages, and bearings as per lubrication chart.
Engine Oil Grade:
SAE 10W or 30 weight engine oil, depending on climate. Early models might specify specialized tractor oils.
Transmission Oil Type:
Gear oil, typically SAE 90 or 80W-90 GL-4 rated gear lubricant. Check manual for specific differential and transmission fluid.
Coolant Type:
Water with anti-freeze (if applicable for climate) or straight water for warmer months.
Common Wear Points:
Worn clutch components, engine oil leaks, steering mechanism wear, carburetor adjustments, magneto maintenance, and hydraulic cylinder seals.
Carburetor Troubleshooting:
Common issues include clogged jets, worn floats, and incorrect adjustment leading to poor idling or power loss.
Electrical System Issues:
Magneto points, condenser failure, worn spark plug wires, and generator output issues.
Manufacturer:
Allis-Chalmers Manufacturing Company, a significant American manufacturer of industrial and agricultural machinery.
Rc Positioning:
The Model RC was a popular utility tractor in its era, known for its versatility and reliability. It evolved from earlier models and paved the way for future Allis-Chalmers designs.
Manufacturing Locations:
Primary production was at Allis-Chalmers plants in the United States.
