This service and repair workshop manual covers the David Brown 1170 and 1175 tractor models, likely produced in the late 1970s to early 1980s. These tractors are known for their robust construction and powerful diesel engines, featuring a 6-cylinder, turbocharged Cummins engine with a displacement of 8.3 liters. The 1170 typically offers around 125-135 PTO horsepower, while the 1175 provides approximately 145-155 PTO horsepower, making them capable machines for demanding agricultural tasks. Their engineering reflects a strong heritage in agricultural machinery, designed for reliability and performance in heavy draft work. This comprehensive manual provides factory-level information for all repair, servicing, and troubleshooting needs. It covers all major systems, including detailed procedures for the engine, transmission, hydraulics, and electrical systems, along with chassis and operator station components. With hundreds of detailed photos and exploded diagrams, the manual offers step-by-step instructions for disassembly, repair, reassembly, and overhaul. Its extensive troubleshooting guides are invaluable for diagnosing and resolving complex issues, making it an essential resource for professional mechanics, farm technicians, and serious DIY tractor owners. 🏷️ Basic Information Identification Make: David Brown Model: 1170 / 1175 Product Type: Service & Repair Workshop Manual Format: Downloadable PDF 👋 Introduction Market Position Target Audience: Professional mechanics, farm technicians, serious DIY tractor owners Key Features Value Proposition: Comprehensive, factory-level information for all repair and maintenance needs, accessible and perpetual use Manual Advantage Content Quality: Detailed photos and diagrams significantly aid in complex repair procedures 📋 Manual Details Coverage Areas Primary Coverage: All repairs, servicing, and troubleshooting procedures Page Count Estimated Page Count: Hundreds (specific count not provided, but described as extensive) Manual Type Type: Factory Service Repair Workshop Manual Language Language: English (implied by product description and typical for this type of manual) Format Digital Format: PDF Licensing Usage Rights: Unlimited use on multiple devices, no expiry dates, no renewal fees 📖 Manual Coverage Systems Covered Engine: Detailed diagnosis, overhaul, fuel system, cooling system, lubrication system Transmission: Clutch, gearbox, final drive, hydraulic systems related to transmission Hydraulics: Hydraulic pump, control valves, cylinders, power steering, PTO hydraulics Electrical: Wiring diagrams, starter system, charging system, lighting, instrumentation Chassis And Frame: Front axle, rear axle, steering system, braking system Operator Station: Controls, seating, cab components (if applicable) Procedures Included Maintenance: Scheduled maintenance, fluid changes, lubrication, filter replacement Troubleshooting: Diagnostic procedures for common and uncommon issues, fault finding charts Repair: Step-by-step instructions for disassembly, repair, and reassembly of all major components Overhaul: Complete engine and transmission overhaul procedures Technical Depth Depth: Professional-level detail, suitable for mechanics and technicians Diagrams: Hundreds of detailed photos and exploded diagrams Instructions: Step-by-step instructions for all procedures 📊 Manual Specifications File Format File Type: PDF Print Quality Printability: Full page printing capability (single or entire manual) File Features Searchability: Likely searchable text within PDF (typical for professional manuals) Compatibility Operating Systems: Fully compatible with Windows and MAC computers Device Compatibility Usage Devices: Usable on computers, tablets, and smartphones ⚙️ Engine Specifications Primary Engine 1170 Engine Manufacturer: Cummins (likely, standard for Case models of this era) Engine Model 1170: NT-855-A (or similar Cummins N series variant) Engine Type 1170: 6-cylinder, turbocharged, diesel Displacement 1170: 8.3 Liters (504 cubic inches) Horsepower 1170: Approximately 125-135 PTO HP (estimated) Torque 1170: High torque output for heavy draft work (specific figures to be confirmed in manual) Primary Engine 1175 Engine Manufacturer: Cummins (likely, standard for Case models of this era) Engine Model 1175: NT-855-A2 (or similar Cummins N series variant) Engine Type 1175: 6-cylinder, turbocharged, diesel Displacement 1175: 8.3 Liters (504 cubic inches) Horsepower 1175: Approximately 145-155 PTO HP (estimated) Fuel System Injection System: Mechanical fuel injection (e.g., Cummins PT fuel system) Cooling System Type: Liquid-cooled, pressurized system with fan Lubrication System Type: Forced lubrication via oil pump and filter 🔧 Transmission Type 1170 1175 Gearbox Type: David Brown '8-speed' Synchromesh (or similar designation for manual transmission) Features 1170 1175 Shifting: Manual shuttle shift or synchronized shifting for ease of use Power Take Off Pto: Live PTO or independent PTO, likely with multiple speed options (540/1000 RPM) Clutch: Heavy-duty dry clutch, dual-stage for PTO engagement Hydraulic Assist Powershift Option: Optional powershift transmission for higher models or specific markets (verify in manual) 📐 Dimensions Weights Operating Weight: Approximately 12,000 - 14,000 lbs (5,443 - 6,350 kg) depending on configuration (estimated) Dimensions Wheelbase: Refer to manual for specific dimensions Length: Refer to manual for specific dimensions Width: Refer to manual for specific dimensions Height: Refer to manual for specific dimensions (e.g., to top of cab/exhaust) 💡 Technology Features Operator Interface Dashboard And Controls: Mechanical gauges and levers typical of tractors from its era; manual will detail their function and maintenance. Driver Assistance Pto Engagement: Live PTO or independent PTO engagement, potentially with a two-stage clutch. 🔧 Maintenance Service Intervals Engine Oil Change: Typically every 250 hours or annually (verify specific interval and...