1959 Oliver OC-4 Crawler Tractor Parts Manual (102 P.)
Covers OC-4 gas crawler with procedures for engine, transmission, clutch, final drive, track frame, steering brakes, electrical, and fuel systems. Part numbers for all serviceable components and assemblies.
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Sample pages from the 1959 Oliver OC-4 Crawler Tractor Parts Manual (102 P.) manual
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Models Covered & Key Technical Specifications
Oliver OC-4 — 1959 Technical Service Archive | OC-4 Series Repository.
- Calibrated Coolant Temperature: Thermostat setting is measured at 175–195°F establishes the engine cooling system Architecture.
- Rated System Pressure: For hydraulic relief operation, 9860–10825 kPa (1430–1570 psi) maintains the transmission pressure safety threshold Protocol.
- Critical Engine Configuration: Four cylinder gas engine design — represents the primary power generation standard Specifications.
- Universal Fuel Storage: Tank capacity reaches 17 liters (4.5 gallons) for standard hydraulic transaxle operation Parameters.
- Maximum Fastener Specifications: Standard cap screws 3/8-24x1-1/8 limits the primary frame attachment dimensions Norms.
- Documented Track Configuration: Crawler track assemblies 6–12 inch widths delivers multi-terrain ground engagement capability Bounds.
Professional Workshop Service Manual & Technical Specifications
Enhanced Diagnostic Manual: Oliver OC-4 Crawler Tractor Parts Manual & Maintenance Reference (1959 Edition) Technical-Guide
System-Identifier: Oliver OC-4 Gas Crawler Tractor (1959) // Asset-ID: Parts catalog and technical reference documentation / Four-cylinder engine systems // Machine-Range: Complete component and assembly specifications for crawler tractor configuration.
| Metric | Parameters | Context |
|---|---|---|
| Manual Scope | 102 pages with detailed sections | Covers all serviceable parts and assemblies |
| Engine Type | Four-cylinder gasoline | Complete engine system documentation |
| Document Structure | 42 sections with subsections | Organized by tractor system and component |
| Illustrations | Exploded diagrams by section | Part number cross-reference throughout |
| Reference Format | Alphabetical index and numerical list | Serial number ranges for part applications |
Integrated service sections encompass the complete engine assembly and cooling system, the transmission and final drive arrangements, clutch release mechanisms and track assembly linkage, steering brake band and cam configurations, and radiator grille and fuel tank support structures within the foundational documentation of this comprehensive parts resource.
The document includes coverage of the engine block and cylinder head specifications, complete with gasket and oil seal assemblies for overhaul reference. Bearing configurations for crankshaft, connecting rod, and camshaft positions are fully documented, alongside piston ring and valve tappet component listings. Magneto ignition system wiring and spark plug specifications are included for all engine variants, addressing both gasoline and kerosene fuel configurations across altitude ratings from sea level to 8000 feet.
Brake system specifications are included for steering band and cam assemblies, with lining materials and fastener quantities documented throughout the track frame sections. The manual provides comprehensive track linkage, grouser options, and support bracket configurations for track assemblies available in multiple tooth depths and materials. Final drive specifications detail rear wheel ring gear hub assemblies, pinion shaft configurations, and bearing retainer designs specific to gauge variations ranging from 31 inches to 68 inches.
Fluid capacities are listed for transmission case drain and oil level plugs, differential filler locations, and power take-off housing drain specifications. Coolant system specifications reference radiator outlet pipe connections, water pump impeller and seal assemblies, and thermostat bypass tube configurations. Tool requirements are listed for adjustable fan pulley flanges, track adjustment wrenches, and grease application through alemite fitting systems, with complete service kit documentation for engine, transmission, and steering components.
The manual documents torque specifications for main bearing caps, connecting rod fasteners, and flywheel attachment bolts to ensure proper assembly integrity.
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