Target Audience:
        
        
            Tractor owners, mechanics, and DIY enthusiasts seeking to perform repairs and maintenance on the David Brown 1490.
        
     
    
    
        
            Value Proposition:
        
        
            Enables users to perform their own repairs, saving significant costs compared to professional mechanic services. Provides comprehensive information for efficient and effective maintenance.
        
     
    
    
        
            Manual Benefits:
        
        
            Saves money, simplifies repairs with step-by-step instructions and visuals, enhances user knowledge and independence from mechanics.
        
     
    
        
            Content Highlight:
        
        
            Includes pictures and wiring diagrams on all areas of repair.
        
     
 
    
    
    
        
            General Coverage:
        
        
            All services and repairs, routine maintenance.
        
     
    
        
            Repair Scope:
        
        
            In-depth, step-by-step instructions for all areas of repair.
        
     
    
    
        
            Estimated Page Count:
        
        
            Not specified, but described as 'full professional quality in depth'.
        
     
    
    
        
            Type:
        
        
            Service Repair Manual (WSM)
        
     
    
    
    
    
    
        
            Delivery Method:
        
        
            Instant Download
        
     
    
        
            Printability:
        
        
            Full printable
        
     
    
        
            Software Requirements:
        
        
            Adobe PDF Reader
        
     
    
        
            Compatibility:
        
        
            All Versions of Windows & Mac
        
     
 
    
    
    
        
            Engine Service:
        
        
            Comprehensive engine repair, overhaul, and diagnostics.
        
     
    
        
            Fuel System:
        
        
            Detailed procedures for fuel injection, pumps, and filters.
        
     
    
        
            Cooling System:
        
        
            Radiator, thermostat, water pump, and coolant specifications.
        
     
    
        
            Lubrication System:
        
        
            Oil pump, filter, pressure checks, and fluid types.
        
     
    
        
            Electrical System:
        
        
            Wiring diagrams, starter, alternator, battery, and ignition system repair.
        
     
    
        
            Transmission System:
        
        
            Repair and maintenance of the gearbox, clutch, and PTO.
        
     
    
        
            Hydraulic System:
        
        
            Power steering, hydraulics, and lift systems.
        
     
    
        
            Braking System:
        
        
            Brake shoe, drum, and hydraulic system service.
        
     
    
        
            Steering System:
        
        
            Front axle, steering linkages, and power steering unit.
        
     
    
        
            Suspension:
        
        
            Front axle and wheel bearing maintenance.
        
     
    
        
            Chassis And Bodywork:
        
        
            Frame, fenders, cab structure, and panel repairs.
        
     
    
    
        
            Routine Maintenance:
        
        
            Oil changes, filter replacements, lubrication points, and safety checks.
        
     
    
        
            Troubleshooting:
        
        
            Diagnostic procedures and symptom-based troubleshooting guides.
        
     
    
        
            Repair Instructions:
        
        
            Detailed step-by-step repair procedures with visual aids.
        
     
    
        
            Overhaul Procedures:
        
        
            Complete engine, transmission, and hydraulic unit rebuilds.
        
     
    
        
            Component Replacement:
        
        
            Instructions for replacing individual parts and assemblies.
        
     
    
        
            Wiring Diagrams:
        
        
            Explicitly mentioned as included for all areas of repair.
        
     
    
    
        
            Depth:
        
        
            Comprehensive coverage from basic maintenance to complete rebuilds.
        
     
    
        
            Detail Level:
        
        
            Easy-to-follow, step-by-step instructions with pictures.
        
     
    
        
            Diagnostic Tools:
        
        
            Implied coverage of diagnostic procedures, likely without specific electronic diagnostic tool requirements for this era of tractor.
        
     
 
    
    
    
    
        
            Quality:
        
        
            Professional quality, in-depth.
        
     
    
        
            Searchability:
        
        
            Likely text-searchable PDF, greatly aiding in finding specific information.
        
     
    
    
        
            Printability:
        
        
            Fully printable for workshop use.
        
     
    
    
        
            Binding:
        
        
            Digital (Downloadable PDF)
        
     
    
    
        
            Paper Type:
        
        
            Not applicable (digital format)
        
     
 
    
    
    
        
            Manufacturer:
        
        
            David Brown (likely based on an existing engine supplier or in-house design)
        
     
    
    
        
            Configuration:
        
        
            Likely a 3 or 4-cylinder engine.
        
     
    
        
            Displacement:
        
        
            Likely in the range of 3.5-4.5 liters for the 3 and 4 cylinder variants. Exact figures in manual.
        
     
    
    
        
            Horsepower Rating:
        
        
            Approximately 66-72 PTO HP (based on general knowledge of the 1490 model).
        
     
    
        
            Torque Rating:
        
        
            Specific torque figures are not provided in the product description but would be detailed within the manual.
        
     
    
    
        
            Injection Type:
        
        
            Direct injection, likely with a rotary or inline injection pump.
        
     
    
 
    
    
    
        
            Gearbox Type:
        
        
            David Brown's own range of transmissions, likely a constant mesh or synchromesh gearbox.
        
     
    
        
            Number Of Gears:
        
        
            Commonly 12 forward and 4 reverse gears (2WD and 4WD variants).
        
     
    
    
        
            Powertrain Options:
        
        
            Available in 2WD and 4WD configurations.
        
     
    
    
        
            Pto:
        
        
            Includes Power Take-Off (PTO) specifications and maintenance.
        
     
 
    
    
    
        
            Engine Oil Change:
        
        
            Typically every 250 hours, but specific interval detailed in manual.
        
     
    
        
            Air Filter Service:
        
        
            Service as needed, depending on operating conditions; detailed in manual.
        
     
    
        
            Transmission Oil Change:
        
        
            Typically every 1000 hours, but specific interval detailed in manual.
        
     
    
    
        
            Engine Oil Type:
        
        
            API CD or CE rated multi-viscosity oil, typically 15W-40. Exact specification in manual.
        
     
    
        
            Hydraulic Fluid Type:
        
        
            Universal Tractor Transmission Oil (UTTO) or similar hydraulic fluid meeting specific viscosity and performance standards. Detailed in manual.
        
     
    
        
            Coolant Type:
        
        
            Ethylene glycol-based antifreeze/coolant mixture. Specific concentration and type detailed in manual.
        
     
    
        
            Transmission Fluid Capacity:
        
        
            Specific capacity not listed but detailed in the manual.
        
     
    
    
        
            Common Wear Points:
        
        
            Wear in clutch, PTO, hydraulic pump, and front axle components are common on older tractors.
        
     
    
        
            Electrical Reliability:
        
        
            Older wiring harnesses can degrade, leading to intermittent electrical issues. Manual provides wiring diagrams for troubleshooting.
        
     
 
    
    
    
        
            Manufacturer Origin:
        
        
            David Brown Tractors was a British agricultural machinery manufacturer, known for robust and reliable tractors.
        
     
    
    
        
            Series Placement:
        
        
            The 1490 is part of the later David Brown tractor range, representing a step up in power and features from earlier models.
        
     
    
    
        
            Production Years:
        
        
            The 1490 was primarily produced in the late 1970s and early 1980s.
        
     
    
        
            Manufacturing Location:
        
        
            Typically manufactured in Meltham, Yorkshire, England.