Target Audience:
Owners, technicians, mechanics, service departments
Advantage:
Provides professional-grade repair and maintenance information, saving time and money.
Content Quality:
Original manufacturer-written content, hundreds of pages of diagrams and detailed information.
Accessibility:
Instant PDF download for immediate access.
Usability:
Features numbered instructions, bold figure numbers, and a numbered table of contents for easy navigation.
Engine:
Allis Chalmers 8070 Engine
Lubrication System:
Allis Chalmers 8070 Lubrication System
Cooling System:
Allis Chalmers 8070 Cooling System
Fuel System:
Allis Chalmers 8070 Fuel System
Disassembly Servicing:
Allis Chalmers 8070 Disassembly and Servicing
General Information:
Allis Chalmers 8070 General
Separation:
Allis Chalmers 8070 Separation
Clutch:
Allis Chalmers 8070 Clutch
Transmission:
Allis Chalmers 8070 Transmission
Drive Chain Sprockets:
Allis Chalmers 8070 Drive Chain & Sprockets
Rear Axle:
Allis Chalmers 8070 Rear Axle
Brakes:
Allis Chalmers 8070 Brakes
Front Axle:
Allis Chalmers 8070 Front Axle
Steering:
Allis Chalmers 8070 Steering
Shocks:
Allis Chalmers 8070 Shocks
Body Work:
Allis Chalmers 8070 Body Work
Intake Exhaust:
Allis Chalmers 8070 Intake & Exhaust
Hydraulic System:
Allis Chalmers 8070 Hydraulic System
Electrical System:
Allis Chalmers 8070 Electrical System
Routine Maintenance:
Allis Chalmers 8070 Routine Maintenance
Troubleshooting:
Allis Chalmers 8070 Advanced Troubleshooting
Wiring Diagrams:
Allis Chalmers 8070 Wiring Diagram
Repair Procedures:
Step-by-step repair procedures, detailed substeps
Maintenance:
Maintenance procedures
Disassembly Assembly:
Disassembly, assembly, cleaning, and reinstalling procedures
Diagnostics:
Diagnostic information, troubleshooting electrical system
Depth:
Comprehensive, as used by professional technicians
Diagrams Illustrations:
Hundreds of pages of diagrams and detailed information, including illustrations, drawings, and photos.
Diagnostic Support:
Advanced troubleshooting and diagnostic information for identifying and resolving issues.
Critical Information:
Includes notes, cautions, and warnings throughout each chapter to pinpoint critical information.
Engine Type:
Diesel (Specific engine model not listed, but typically a robust diesel for this class of tractor)
Horsepower Range:
Typically in the 100-120 HP range for models like the 8070, though variations exist.
Torque:
Sufficient torque for agricultural and heavy-duty applications (specific figures depend on engine variant).
Injection System:
Likely mechanical direct injection or indirect injection depending on the specific engine fitted.
Transmission Type:
Likely a powershift or a synchronized gear transmission, common for tractors of this era and class.
Optional Features:
Possible creeper gears or specialized PTO options.
Gear Selection:
The manual covers transmission disassembly and servicing, implying detailed information on gear selection and operation.
Roll Over Protection:
Likely ROPS (Roll-Over Protective Structure) equipped or available, critical for agricultural safety.
Braking System:
Hydraulically assisted brakes, covered in detail within the manual.
Seatbelts:
Likely seatbelts if equipped with a cab, or other operator restraint systems.
Original Features:
Tractors of this era were primarily focused on functionality, with basic instrumentation for engine status, speed, and PTO operation. No modern infotainment systems.
Assistance Features:
Focus on mechanical systems like power steering and a robust hydraulic system for implement control.
Connectivity Options:
N/A (Mechanical operation)
Engine Oil Change:
The manual will specify exact intervals, but typically for diesel engines of this era, it would be between 250-500 hours.
Hydraulic Fluid Change:
The manual will detail specific intervals, usually annually or based on operating hours, for hydraulic system fluid and filter changes.
Transmission Fluid Change:
Detailed within the manual, these are critical for longevity and performance.
Engine Oil Type:
The manual will specify the correct SAE viscosity grade (e.g., SAE 15W-40) and API service classification for the diesel engine.
Hydraulic Fluid Type:
The manual will specify the appropriate hydraulic fluid type and viscosity, often a universal tractor transmission fluid (UTTF) or specific hydraulic oil.
Coolant Type:
The manual will provide specifications for the engine coolant mixture, including the type of antifreeze and water ratio.
Common Wear Points:
Common wear items for tractors of this age include clutch components, hydraulic seals, PTO components, and engine seals. The manual provides diagnostics for these.
Electrical System Quirks:
Older electrical systems can experience issues with wiring integrity, switch contacts, and grounding. The detailed wiring diagrams are invaluable for troubleshooting.
Brand History:
Allis-Chalmers was a prominent American manufacturer of agricultural and construction equipment, known for its distinctive orange tractors.
Production Era:
The 8000 series, including the 8070, was produced in the late 1970s and early 1980s, representing a significant advancement in tractor technology for the brand.
Manufacturing Location:
Typically manufactured in the United States by Allis-Chalmers.
