🏷️ Basic Information Identification Make: Allis-Chalmers Model: 720 Tractor Product Type: Service Parts List Manual / Workshop Manual 👋 Introduction Market Position Target Audience: DIY owners, professional technicians, mechanics, workshops Key Features Manual Content: Detailed, illustrated, step-by-step instructions, troubleshooting support Manual Utility Utility: Essential help guide for repair, service, restoration, maintenance, and diagnosis Manual Origin Authenticity: Same manual used by professional technicians; official service, repair guide, factory or workshop manual 📋 Manual Details Coverage Areas General Information: Included Engine: Included Transmission: Included Brakes: Included Power Train System: Included Clutch: Included Wheels And Drop Housings: Included Differential: Included Rear Pto: Included Final Drive: Included Steering And Front Axle Assemblies: Included Power Lift System: Included Electrical System: Included Charging Circuit: Included Ignition Circuit: Included Starting Circuit: Included Lights And Hourmeter Circuit: Included Pressure Temperature Sending Unit Circuit: Included Pto Circuit: Included Removal Installation Electrical Components: Included Troubleshooting Guide: Included Fuel System: Included In Line Hydrostatic Unit: Included Page Count Estimated Pages: N/A (Digital Download) Manual Type Type: Service Parts List & Repair Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine Systems: Cooling, lubrication, fuel, ignition, starting, charging circuits Drivetrain Systems: Clutch, transmission, differential, final drive, PTO, hydrostatic unit Chassis Systems: Steering, front axle, rear axle, wheels, brakes Hydraulic Systems: Power lift system Electrical Systems: Battery care, charging circuit, ignition, starting, lighting, instrumentation circuits, pressure/temperature sending units Procedures Included Maintenance: Preventative maintenance, fluid checks and changes, lubrication, adjustments Repair: Detailed repair instructions for all covered systems, component removal and installation Troubleshooting: Diagnostic procedures and solutions for common and specific problems Rebuilding: Instructions for rebuilding key components Technical Depth Depth: Comprehensive (from basic maintenance to advanced diagnostics and repair) Documentation Type Documentation: Illustrated with clear step-by-step instructions 📊 Manual Specifications File Format Format: PDF Accessibility: Viewable on any computer (Windows, Linux, Mac), iPad, etc. Compression: May be zipped, requiring WinZip or WinRAR for extraction Storage: User is responsible for saving and storing the file after download; no lifetime storage provided Print Quality Printability: Printable by the user Binding Type Binding: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) File Size Size Range: Up to 2000 MB (user advised to check storage) ⚙️ Engine Specifications Primary Engine Engine Manufacturer: Allis-Chalmers (specific engine model not provided in product info) Engine Type: Gasoline or Diesel (common for this era of tractor, specific to model 720 needs confirmation) Displacement: Not specified in product information, requires referencing specific 720 model data Performance Horsepower: Not specified in product information, requires referencing specific 720 model data Torque: Not specified in product information, requires referencing specific 720 model data Fuel System Fuel Delivery: Carbureted or Injection (dependent on engine variant) Filters: Fuel filter service mentioned in manual coverage 🔧 Transmission Standard Transmission Type: Hydrostatic transmission (indicated by 'In-Line Hydrostatic Unit' in manual sections) Features: Variable speed control Fluid Requirements Fluid Type: Transmission fluid (specific type and capacity detailed in manual) Filter: Transmission fluid filter service mentioned in manual coverage 📐 Dimensions Weights Shipping Weight: N/A (Digital Download) Operating Weight: Not specified in product information, requires referencing specific 720 model data 💡 Technology Features Driver Assistance Hydrostatic Control: The presence of a hydrostatic transmission represents a significant technological feature for ease of operation and variable speed control. Infotainment Instrumentation: Hourmeter circuit and pressure/temperature sending unit circuits are covered, indicating basic operational monitoring instrumentation. 🔧 Maintenance Service Intervals Engine Oil Change: Detailed intervals for engine oil and filter changes will be provided in the manual, typically based on operating hours or time. Transmission Fluid Change: Intervals for transmission fluid and filter changes will be specified in the manual. Fluid Specifications Engine Oil Grade: Specific API service classifications and viscosity grades (e.g., SAE 30, 10W-30) will be detailed for the applicable engine(s). Hydraulic Fluid Type: Type of hydraulic fluid and capacity for the power lift system will be specified. Coolant Type: Recommended coolant mixture (antifreeze type and water ratio) for the engine cooling system will be detailed. Grease Type: Specifications for various lubrication points (e.g., chassis grease, PTO grease) will be included. Known Issues Common Wear Points: While not explicitly listed in the product description, common wear points for tractors of this era and type often include hydrostatic transmission components, clutch linkage, steering components, and PTO drive shafts. The manual will assist in diagnosing and repairing these. Adjustments Brake Adjustment: Procedure for brake adjustment is explicitly listed as a manual section. Clutch Pedal Free Travel: Procedure for clutch pedal free travel adjustment is explicitly listed as a manual section. Clutch Belt Tension: Procedure for clutch belt tension adjustment is explicitly listed as a manual section. 📚 Vehicle History Brand Heritage Manufacturer History: Allis-Chalmers was a prominent American manufacturer of agricultural machinery, construction equipment, and electrical power equipment, known for its innovation and robust products from the early...