ASV SR-70/SR-80 Rubber Track Loader Service Manual (144 P.)
Maintenance and repair procedures for SR-70/SR-80 rubber track loaders — hydraulic systems, drive components, and troubleshooting. Publication ASVSR001.
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Sample pages from the ASV SR-70/SR-80 Rubber Track Loader Service Manual (144 P.) manual
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Models Covered & Key Technical Specifications
ASV SR-70/SR-80 Rubber Track Loader — 2006–2007 Mechanical Industrial Registry | SR Series Packet.
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Documented Containment Volume: The hydraulic tank is configured at 12.25 U.S. gallons (46.4 liters) service refill capacity, representing primary system storage Requirements.
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Calibrated Fit Tolerances: The 15-inch idler wheel retaining nut requires 350 ft-lb (dry installation) for proper fastening threshold, ensuring secure track assembly Mapping.
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Authorized Voltage Specs: The engine starting system maintains 12 volts DC with a 60–80 ampere main power fuse to protect electrical component circuits Configuration.
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Maximum Output Performance: The tandem drive pump produces 30.91 gallons per minute (117 liters per minute) at 2600 rpm per pump, delivering rated drive system Benchmarks.
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System Net Mass: The SR-80 operating weight with standard bucket reaches 8,972 pounds (4,070 kilograms) at full fluid and operator load Range.
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Principal Fluid Levels: The engine oil capacity is set to 9 U.S. quarts (8.52 liters) including the filter for proper crankshaft lubrication Standards.
Manual Description & Preview
Technical Hydraulic Manual: ASV SR-70/SR-80 Rubber Track Loader Field-Reference
Application-Range: SR-70, SR-80 rubber track loaders // Diagnostic-Area: Hydraulic systems, component service, troubleshooting procedures // Application-Range: Comprehensive service documentation with technical depth.
| Document Section | Coverage | Reference Details |
|---|---|---|
| Safety & Identification | Product safety protocols, serial number locations, hazard recognition | Complete safety framework documented |
| Hydraulic Systems | Charge circuits, auxiliary circuits, drive circuits, control valves | Schematics and pressure specifications included |
| Component Service | Cylinders, pumps, motors, valve assemblies | Disassembly and assembly procedures provided |
Reference chapters include Product Safety overview, Technical Specifications for both models, Circuit Diagrams showing hydraulic and electrical routing, Maintenance procedures covering all undercarriage and drivetrain systems, Machine Controls and Instrumentation, Operator Enclosure assembly, Chassis and fuel tank components, Radiator and oil cooler systems, Hydraulic Reservoir service, Lift Arm and drive control removal, Hydraulic Pumps and Motors disassembly, Engine service procedures, Undercarriage wheel and track systems, Lift Arm component work, Quick Attach mechanisms, and complete Troubleshooting scenarios.
Carefully requiring systematic approach to service work, the manual covers all major mechanical systems with component-level detail. Verification procedures are included for undercarriage assemblies, track tension evaluation, and belt condition assessment. Repair information is provided for hydraulic cylinder disassembly, control valve service, drive motor brake and motor portions, pump swash plate inspection, and auxiliary pump component restoration. The document includes coverage of engine-mounted systems including battery, exhaust, air cleaner, and cooling systems. Brake system specifications are included for drive motor service. Safety procedures are documented for lift arm brace installation, jacking operations, and component removal sequencing.
The manual documents torque specifications for transmission mounting bolts, drive sprocket fasteners, bogie wheel assemblies, idler wheel retaining hardware, drive motor attachment points, and critical undercarriage connections to ensure proper assembly integrity.
Machine Specifications: SR-80 generates 80.5 hp with tandem transmission; SR-70 produces 71 hp with similar transmission architecture. Both models operate on 292-page documentation spanning 20 primary chapters and 13 secondary sections covering service procedures and operational guidance.
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