Target Audience:
Owners, operators, mechanics, and technicians of Allis-Chalmers Model 210 and 220 Tractors.
Value Proposition:
Provides comprehensive, factory-authorized information crucial for maintaining and repairing these classic tractors, saving significant costs compared to professional servicing.
Organization:
Information is logically organized with a table of contents for easy navigation and quick access to specific repair or maintenance procedures.
Accessibility:
Digital format allows for immediate download and access on various devices, enabling repairs anytime, anywhere.
Engine:
Detailed engine overhaul, diagnostics, fuel system, cooling system, lubrication system, ignition system (if applicable), exhaust system.
Transmission:
Service and repair of the transmission (gearbox, clutch, PTO, differential, final drives).
Hydraulic System:
Hydraulic pump, cylinders, control valves, steering system, implement hydraulics.
Electrical System:
Wiring diagrams, battery, starting system, charging system, lighting, instrument panel.
Chassis And Suspension:
Front axle, rear axle, steering linkage, brakes, wheels, tires.
Operator Station:
Seat, controls, dashboard, operator comfort features.
Power Take Off:
PTO engagement, drive shaft, PTO clutch operation.
Steering System:
Manual steering or power steering (if equipped). Covers steering gearbox, linkages, and hydraulic components.
Cooling System:
Radiator, fan, water pump, thermostat, hoses, and coolant specifications.
Lubrication System:
Oil pump, filter, oil passages, and lubrication requirements for all major components.
Maintenance:
Scheduled maintenance, lubrication points, fluid checks, filter replacements.
Troubleshooting:
Diagnostic charts, symptom-based troubleshooting for various systems.
Repair:
Step-by-step repair procedures for component removal, disassembly, inspection, reassembly, and installation.
Diagnostics:
Detailed diagnostic steps for identifying and resolving mechanical and electrical faults.
Adjustments:
Adjustment procedures for engine components, brakes, clutch, and other systems.
Recalibration:
Procedures for recalibrating components like the injection pump or hydraulic controls if applicable.
Component Identification:
Clear identification of all components with part numbers where relevant for ordering replacements.
Depth:
Comprehensive, covering everything from routine maintenance to complete engine and transmission overhauls.
Detail Level:
Includes torque specifications, clearances, tolerances, and detailed diagrams.
Schematics:
Includes detailed hydraulic and electrical schematics (wiring diagrams) for accurate diagnostics and repairs.
Engine Type:
Likely diesel engines. Specific displacement, cylinder count, and bore/stroke would vary by exact configuration but typically in the 2.5L - 4.0L range for this class of tractor.
Horsepower:
Typical horsepower range for models in this series would be between 30-60 PTO horsepower, depending on the specific engine option and configuration.
Torque:
Torque specifications and delivery curves are detailed within the manual for optimal performance and efficiency.
Injection System:
Typically rotary or inline injection pumps; manual covers testing and calibration.
Engine Oil Change:
Typically every 100-250 operating hours, or annually, depending on usage and oil type.
Air Filter Service:
Check frequently, service as needed based on operating conditions (e.g., dusty environments).
Transmission Oil Change:
Typically every 500-1000 operating hours, or as specified for the specific transmission fluid.
Engine Oil Viscosity:
Commonly SAE 30 or 15W-40 diesel engine oil. Specific API service classification (e.g., CD, CE) will be detailed in the manual.
Hydraulic Fluid Type:
Universal Tractor Transmission Oil (UTTO) or a suitable hydraulic oil meeting Allis-Chalmers specifications. Manual will specify exact type and viscosity.
Coolant Type:
Ethylene glycol-based antifreeze with appropriate corrosion inhibitors. Manual will specify mixture ratio and type.
Common Wear Items:
Clutch wear, hydraulic cylinder seals, PTO bearing wear, starter/alternator issues are common on tractors of this age.
Engine Reliability:
Generally robust engines, but fuel system components (injectors, pumps) and cooling system efficiency require regular attention.
