The Allis-Chalmers Model G tractor, produced from 1947 to 1955, represents a significant piece of agricultural engineering. Known for its compact design, high ground clearance, and innovative center-mounted cultivator, this tractor was engineered for versatility, particularly in row crop farming. Its robust construction and reliable performance have made it a respected machine among collectors and operators alike. The Model G embodies the quality and forward-thinking design principles of Allis-Chalmers, a prominent American manufacturer with a rich heritage in agricultural equipment.
This workshop service manual provides comprehensive repair, maintenance, and overhaul procedures for the Allis-Chalmers Model G tractor. Written by the manufacturers, it offers the most accurate and complete information available, suitable for both professional technicians and DIY owners. The manual covers all essential systems, including the engine, transmission, electrical system, fuel system, cooling system, lubrication system, hydraulic system, chassis, brakes, and steering. It details routine maintenance, step-by-step repair instructions, troubleshooting guidance, and complete overhaul procedures, ensuring the longevity and optimal performance of your tractor.
Target Audience:
Professional technicians and DIY tractor owners
Content Origin:
Original workshop manual written by manufacturers (Allis-Chalmers)
Accuracy Completeness:
Most accurate and complete information available
Ease Of Use:
Easy to follow, written by professionals
Delivery Benefit:
Instant download, no shipping costs or waiting
Versatility:
Can be used for repair, maintenance, or reference
Coverage Scope:
Comprehensive repair, maintenance, and overhaul procedures
Estimated Page Count:
Hundreds (specific count not provided, but indicated as comprehensive)
Type:
Workshop Service Manual / Repair Manual
Delivery Format:
PDF Download
Engine:
Detailed repair and overhaul procedures, troubleshooting
Transmission:
Service and repair information
Electrical System:
Wiring diagrams included
Fuel System:
Maintenance and repair
Cooling System:
Maintenance and repair
Lubrication System:
Maintenance and repair
Hydraulic System:
Information likely included for tractor operations
Chassis And Frame:
Repair and maintenance
Braking System:
Service and repair
Steering System:
Service and repair
Power Takeoff Pto:
Information likely included for tractor operations
Bodywork And Sheet Metal:
Maintenance and repair guidance
Routine Maintenance:
Periodic maintenance charts, lubrication schedules
Step By Step Repair:
Detailed, guided repair instructions
Troubleshooting:
Diagnostic information for common issues
Overhaul:
Complete engine and component overhaul procedures
Diagnostics:
Guidance for identifying and resolving problems
Wiring Diagrams:
Included for electrical system diagnostics and repair
Depth:
Professional technician level, also suitable for DIY mechanics
Printability:
Full Printable
Zoom Functionality:
Zoom IN/OUT enabled
Binding:
N/A (Digital Download)
Paper:
N/A (Digital Download)
Software Requirements:
Adobe PDF Reader & WinRAR
Operating System Compatibility:
All Versions of Windows & Mac
Engine Type:
Likely a small displacement gasoline or diesel engine typical for utility tractors of the era. Specific details not in product description.
Horsepower:
Specifics not provided in product description, but typically in the 15-25 PTO HP range for this class of tractor.
Fuel Type:
Gasoline (primary) or Diesel (potential option depending on specific production run).
Cooling Method:
Liquid-cooled (standard for most tractors of this era).
Overhaul Procedures:
Comprehensive, step-by-step guidance for engine rebuilding and component replacement.
Transmission Type:
Manual transmission (typical for the era).
Gear Speeds:
Specifics not provided, but typically 4-6 forward gears and reverse.
Clutch Type:
Single-plate dry clutch is common for this type of tractor.
Fluid Type:
Manual transmission fluid (e.g., GL-4 or GL-5) or tractor hydraulic fluid (depending on shared reservoirs).
Fluid Capacity:
Specific capacities would be detailed within the manual.
Wheelbase:
Specifics not provided, but typically compact for maneuverability.
Operating Weight:
Specifics not provided, but typically around 2,000-2,500 lbs.
Safety Features Coverage:
Manual would cover safe operating procedures and maintenance for safety components.
Braking System Details:
Service and troubleshooting for mechanical brakes.
Operator Station Design:
Ergonomics and layout relevant to safe operation are implicitly covered.
Infotainment System:
N/A (Basic utility tractor with no modern infotainment features).
Driver Assistance Features:
N/A (Basic mechanical controls).
Oil Change Interval:
Specific intervals detailed in the manual, typically every 50-100 operating hours for engine oil.
Greasing Points:
Regular greasing of pivot points, linkages, and PTO shafts is crucial.
Engine Oil Type:
Typically API Service Classification CD or similar for the era, viscosity like SAE 30 or 10W-30 depending on ambient temperature.
Coolant Type:
Water with appropriate antifreeze (e.g., ethylene glycol based) for freeze protection and corrosion inhibition.
Hydraulic Fluid Type:
Tractor Hydraulic Fluid (THF) or Universal Tractor Transmission Oil (UTTO) specifications would be listed.
Transmission Fluid Type:
Manual transmission fluid or Universal Tractor Transmission Oil (UTTO) depending on design.
Common Wear Items:
Clutch wear, carburetor issues, cooling system leaks, electrical component aging (e.g., distributor, points), and wear in the final drive/differential.
Chart Availability:
Includes periodic maintenance charts for routine checks and service.
Manufacturer:
Allis-Chalmers, a significant American agricultural equipment manufacturer with a long history.
Production Years:
The Model G was produced from 1947 to 1955.
Manufacturing Location:
United States (likely La Crosse, Wisconsin or West Allis, Wisconsin).
Design Philosophy:
Known for its compact size, high ground clearance, and innovative center-mounted cultivator attachment, making it popular for row crop farming.
Model Recognition:
The Allis-Chalmers Model G is recognized as a highly capable and versatile small tractor for its era, particularly for specialized tasks like cultivation.
