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Introduction
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Market Position
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Target Audience:
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Designed for service personnel, technicians, and experienced DIY enthusiasts involved in the maintenance, repair, and troubleshooting of 1987-1998 Suzuki LT-F250, LT-4WD, and LT-F4WDX ATVs.
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Competitive Analysis
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Value Proposition:
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Provides essential factory-level technical data and procedures, enabling accurate and efficient servicing, crucial for maintaining the longevity and performance of these durable Suzuki utility ATVs.
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Key Features
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Features Highlights:
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Instant download, high-quality PDF format, comprehensive coverage of all major systems, detailed troubleshooting guides, printable pages, and inclusion of wiring diagrams.
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Manual Details
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Coverage Areas
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Model Years Covered:
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1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998
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Specific Models Covered:
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LT-F250, LT-4WD, LT-F4WDX
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Page Count
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Estimated Page Count:
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Estimated based on typical factory service manuals for this era and scope, likely 300-500 pages.
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Manual Type
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Type:
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Factory Service Repair Manual
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Language
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Language:
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English
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Format
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Format:
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PDF (Digital Download)
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Manual Coverage
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Systems Covered
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Engine Internal:
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Top End (cylinder head, valves, camshaft), Lower End (crankshaft, connecting rod, pistons, bearings)
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Engine External:
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Fuel System (carburetor, fuel lines, petcock), Exhaust System (muffler, header pipe), Lubrication System (oil pump, oil filter, oil passages)
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Drivetrain:
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Clutch, Transmission (gearbox, shift mechanism), Front Drive Mechanism (4x4 models), Rear Axle and Final Drive
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Chassis And Suspension:
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Front Suspension, Steering System, Rear Suspension
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Braking System:
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Front Brakes, Rear Brakes
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Electrical System:
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Ignition System, Lighting, Charging System, Starter Motor, Battery, Wiring Diagrams
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Bodywork And Trim:
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Body panels, fenders, seat, handlebars
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Procedures Included
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Maintenance And Tune Up:
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Scheduled maintenance, fluid changes, filter replacement, ignition timing, carburetor adjustment, valve clearance checks
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Disassembly And Assembly:
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Complete step-by-step instructions for disassembling, inspecting, and reassembling all major components and systems.
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Troubleshooting:
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Systematic diagnostic procedures for identifying and resolving common and complex mechanical and electrical issues.
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Technical Depth
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Depth:
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Comprehensive, covering everything from basic maintenance to detailed engine and transmission rebuilds, electrical system diagnostics, and chassis component overhauls.
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Engine Specifications
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Primary Engine
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Engine Type:
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Typically a single-cylinder, four-stroke, SOHC engine. Exact displacement varies by specific model variant within the range.
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Performance
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Estimated Horsepower:
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Approx. 15-20 HP (Estimate based on similar displacement engines of the era; specific figures are model dependent).
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Fuel System
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Fuel Delivery:
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Carburetor (e.g., Mikuni VM series, specific model dependent).
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Cooling System
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Cooling Method:
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Air-cooled.
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Ignition System
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Ignition Type:
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CDI (Capacitor Discharge Ignition).
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Lubrication
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Oil Type Specification:
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Manual will specify SAE viscosity grade (e.g., SAE 10W-40 or 20W-50) and API service classification (e.g., SE, SF).
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Engine Codes
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Engine Code Prefix:
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Engine codes typically begin with 'LT-F250', 'LT-F4WD', or 'LT-F4WDX' followed by serial number components.
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Dimensions
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Exterior
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Overall Length:
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Approximately 77-80 inches (1955-2032 mm), varying slightly by model.
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Overall Width:
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Approximately 42-44 inches (1067-1118 mm), varying slightly by model.
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Overall Height:
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Approximately 40-42 inches (1016-1067 mm), varying slightly by model.
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Weights
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Dry Weight:
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Approximately 480-550 lbs (218-250 kg), depending on 2WD/4WD configuration.
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Fuel Tank Capacity:
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Approximately 3.2 gallons (12 liters).
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Towing Capacity:
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Typically rated for light towing, consult manual for specific weight limits. Often around 500-750 lbs.
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Rack Capacity Front:
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Approx. 44 lbs (20 kg).
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Rack Capacity Rear:
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Approx. 66 lbs (30 kg).
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Maintenance
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Service Intervals
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Oil Change Interval:
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Typically every 600 miles (1000 km) or 6 months, or as specified in the manual for operating conditions. Inspect oil level more frequently.
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Air Filter Cleaning:
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Clean the air filter element every 100 miles (160 km) or more frequently in dusty conditions. Replace as needed.
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Spark Plug Replacement:
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Replace spark plug at recommended intervals (e.g., every 2,000 miles or annually), and check gap regularly.
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Valve Clearance Adjustment:
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Check and adjust valve clearance at initial 600 miles (1000 km) and then every 2,000 miles (3000 km) or as per manual schedule.
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Fluid Specifications
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Engine Oil Capacity:
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Approximately 1.8 - 2.0 quarts (1.7 - 1.9 liters), manual will provide exact figure.
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Brake Fluid Type:
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DOT 3 or DOT 4 hydraulic brake fluid, as specified in the manual.
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Coolant Type:
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N/A (Air-cooled engine).
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Known Issues
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Common Wear Items:
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Carburetor adjustments and cleaning, brake pad wear, battery life, starter motor solenoid issues, and drive shaft U-joints on 4WD models.
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Preventive Maintenance Importance:
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Regular adherence to the maintenance schedule outlined in this manual is critical for preventing premature wear and ensuring reliable operation of these older ATVs.
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