Target User:
Mechanics and DIY individuals seeking to repair or maintain their Allis-Chalmers 7080 Tractor.
Accessibility:
Instant download provides immediate access to repair information without shipping delays.
Comprehensiveness:
78 pages of detailed, step-by-step procedures, explanations, and diagrams for all major systems.
Ease Of Use:
Prepared with simple explanations and organized logically for efficient learning and application.
Content Organization:
Information divided into logical groups for efficient reference.
Engine Systems:
Detailed coverage of engine overhaul, fuel injection, cooling, lubrication, and exhaust systems.
Transmission And Drivetrain:
Comprehensive procedures for transmission disassembly, assembly, adjustments, and component servicing. Includes PTO and differential.
Hydraulic And Power Systems:
In-depth coverage of the hydraulic pump, valves, cylinders, and control systems, including troubleshooting and repair.
Electrical And Ignition:
Wiring diagrams, component testing, troubleshooting for starting, charging, lighting, and accessory systems.
Braking And Steering:
Detailed procedures for brake system maintenance, adjustment, and repair, as well as steering system overhaul.
Maintenance:
Routine maintenance tasks, lubrication charts, fluid level checks, filter replacements, and periodic service schedules.
Troubleshooting:
Systematic diagnostic procedures for identifying and resolving common and uncommon problems across all tractor systems.
Disassembly And Assembly:
Step-by-step instructions for component removal and installation, including detailed exploded views.
Adjustment And Calibration:
Precise instructions for setting clearances, tensions, pressures, and linkages to factory specifications.
Rebuilding And Overhaul:
Detailed guides for the complete rebuilding of major components like engines, transmissions, and hydraulic pumps.
System Diagnostics:
Diagnostic strategies and fault finding for all primary tractor systems.
Depth Of Coverage:
Comprehensive, from basic adjustments to complete component overhauls, suitable for both experienced mechanics and DIY enthusiasts.
Diagnostic Information:
Includes diagnostic flowcharts, symptom analysis, and specific testing procedures.
Pictorial Content:
Features detailed illustrations, exploded diagrams, drawings, and photos guiding through service procedures.
Service Data:
Provides essential service data, including torque specifications, wear limits, and adjustment values.
Special Tools:
References specific service tool numbers required for certain operations, with illustrations showing tool usage.
Detail Level:
Highly detailed, with explanations designed for both novice and experienced technicians.
Engine Model Common:
Allis-Chalmers 350 cu. in. (5.7L) 6-cylinder Diesel (commonly found in 7080)
Horsepower Rated:
Approximately 100-120 PTO horsepower (varies slightly by configuration and testing standards).
Torque Peak:
Specific torque figures would be detailed in the manual, typically in the range of 250-300 lb-ft.
Injection System:
Direct injection, often utilizing Roosa Master or similar rotary pumps.
Engine Manufacturer:
Allis-Chalmers (or licensed)
Engine Oil Change:
Typically every 250-500 operating hours, with specific recommendations in the manual.
Hydraulic Oil Change:
Usually every 1000-1500 operating hours, depending on workload and oil condition.
Transmission Oil Change:
Similar to hydraulic oil, often every 1000-1500 operating hours.
Engine Oil Type:
API CD or CE rated, SAE 30 or 15W-40 diesel engine oil (specific grade based on ambient temperature).
Hydraulic Fluid Type:
Allis-Chalmers specialized hydraulic fluid or equivalent meeting specified viscosity and performance standards.
Transmission Fluid Type:
Typically the same as the hydraulic fluid, specified by the manufacturer.
Common Wear Items:
Clutch packs in the powershift transmission, hydraulic pump wear, seals, and linkage components are common maintenance points.
Electrical Gremlins:
Older electrical systems can develop intermittent connections or component failures over time.
