🏷️ Basic Information Identification Make: David Brown Model: 1390 Product Type: Factory Service Repair Manual 👋 Introduction Market Position Target Audience: Owners, mechanics, and technicians requiring in-depth service information for the David Brown 1390 tractor Competitive Analysis Value Proposition: Provides comprehensive, factory-accurate repair data to enable cost-effective self-service and professional maintenance Key Features Information Accessibility: Clearly laid out with a table of contents for easy navigation Cost Savings: Enables significant cost savings on vehicle repairs and maintenance Knowledge Gain: Provides in-depth understanding of the tractor's systems for emergency situations and routine care Comprehensiveness: Covers all aspects of repair and maintenance, from minor adjustments to major overhauls. 📋 Manual Details Coverage Areas Primary Coverage: Service and repair of David Brown Tractor 1390 Page Count Estimated Page Count: Not specified, but described as comprehensive Manual Type Type: Factory Service Repair Manual Synonymous Terms: Workshop manual, shop manual, repair manual, service manual Language Language: English Format File Format: PDF 📖 Manual Coverage Systems Covered Engine Systems: Engine overhaul, fuel system, cooling system, lubrication system, starting and charging systems Drivetrain Systems: Clutch, gearbox, differential, rear axle, front axle Hydraulic Systems: Hydraulic pump, control valve, cylinders, power take-off (PTO) Electrical Systems: Wiring diagrams, lighting, instrumentation, starting and charging circuits Braking Systems: Brake mechanisms, hydraulic lines, parking brake Steering Systems: Steering column, linkage, power steering (if applicable) Operator Station: Controls, seating, safety features Chassis And Body: Frame, fenders, hitch, drawbar Power Steering: If equipped, repair and maintenance of the power steering system Frontend And Rear Hitch: Adjustment, repair, and maintenance of the tractor's hitch systems Cooling System Service: Radiator, thermostat, water pump, and coolant flush procedures Procedures Included Maintenance Procedures: Scheduled maintenance, lubrication, filter replacement, fluid checks Repair Procedures: Component disassembly, assembly, adjustment, and replacement Troubleshooting Guides: Diagnostic procedures for common faults and symptoms Technical Specifications: Torque values, clearances, fluid capacities, pressure settings Wiring Diagrams: Included, essential for troubleshooting electrical faults Specifications Charts: Detailed charts for clearances, torque settings, and adjustments Rebuild Instructions: Detailed instructions for complete engine, transmission, and hydraulic system rebuilds Technical Depth Depth: Comprehensive factory-level repair and service information Diagnostic Capability: Extensive troubleshooting flowcharts and symptom-based diagnostics 📊 Manual Specifications File Format Compatibility: Compatible with all Windows and Mac versions via Adobe PDF Reader Requirements: Requires Adobe PDF Reader and WinZip for extraction Print Quality Printability: Printable pages Binding Type Binding: Digital Download (PDF) Paper Type Paper Quality: Not applicable (digital format) ⚙️ Engine Specifications Primary Engine Engine Type: Likely a 3 or 4-cylinder diesel engine (specifics not detailed in product info, but typical for David Brown tractors of this era) Engine Displacement: Expected to be in the range of 2.5L - 4.0L (specifics require manual reference) Performance Horsepower Range: Typically in the 50-70 HP range for models of this designation (specifics require manual reference) Fuel System Fuel Type: Diesel Injection System: Likely rotary or inline injection pump (specifics require manual reference) 🔧 Transmission Standard Transmission Type: Likely a mechanical gearbox with multiple forward and reverse gears (e.g., 8-speed or 12-speed variants) Optional Optional Features: May include a creeper gear or high-low range selector (specifics require manual reference) Features Power Take Off Pto: Standard PTO (540/1000 RPM configurations likely) 📐 Dimensions Exterior Overall Length: Not specified in product information Overall Width: Not specified in product information Weights Operating Weight: Not specified in product information (typically around 2000-2500 kg) 💡 Technology Features Infotainment Infotainment System: Not applicable for this era of tractor; focus is on mechanical and operational systems. Driver Assistance Driver Assistance Features: Basic operator controls, mechanical linkages. No electronic driver aids. Connectivity Connectivity Options: None. 🔧 Maintenance Service Intervals Engine Oil Change: Typically every 250 hours or annually (specific interval detailed in manual) Fuel Filter Replacement: As per manufacturer recommendation, often every 250-500 hours (specific interval detailed in manual) Fluid Specifications Engine Oil Type: API CD or CE, SAE 15W-40 or 20W-50 (specifics detailed in manual) Hydraulic Fluid Type: Universal Tractor Transmission Oil (UTTO) or equivalent API GL-4 rated gear oil (specifics detailed in manual) Transmission And Hydraulic Fluid Capacity: Specific capacities for transmission, differential, and hydraulic reservoir provided in manual Known Issues Common Wear Points: Hydraulic pump, clutch wear, PTO engagement, potential for seal leaks Electrical System Quirks: Wiring loom degradation over time, instrument cluster issues 📚 Vehicle History Brand Heritage Manufacturer: David Brown Tractors Ltd. Origin: United Kingdom Model Evolution Production Era: The 1390 model was part of the David Brown 1200 series, produced from the mid-1970s into the early 1980s Series Context: Part of a line of tractors known for their robust build and reliability in agricultural applications. Production Manufacturing Locations: Factory in Meltham, Yorkshire, England