Market Niche:
The Suzuki LT-F250 QuadSport was positioned as a capable and reliable recreational ATV, popular for trail riding and general utility. This manual serves owners and technicians working on these machines.
Competitors 2002:
Competed with models from Yamaha (e.g., Warrior 350), Honda (e.g., TRX300EX), and Kawasaki (e.g., Bayou 220/300) in the recreational/sport utility ATV segment.
Atv Strengths:
Known for its nimble handling, reliable performance, and ease of maintenance, making it a popular choice for recreational riders.
Manual Benefit:
Provides official, dealer-level repair information, enabling owners to perform maintenance and repairs with confidence, reducing reliance on costly service centers.
Systems Covered:
Engine, Fuel System, Carburetion, Ignition System, Lubrication System, Cooling System, Transmission, Drivetrain, Chassis, Suspension, Steering, Brakes, Electrical System, Wiring Diagrams, Bodywork, Plastics, Special Tools, Troubleshooting, Maintenance, Specifications
Page Count:
Extensive (specific page count not provided but implied to be comprehensive)
Manual Type:
Factory Service Repair Manual
Format:
Digital (PDF implied, due to typical sales of such manuals)
Engine Systems:
Detailed breakdown of the 250cc engine, including disassembly, reassembly, component inspection, and tuning.
Fuel And Carburetion:
Comprehensive instructions for carburetor cleaning, adjustment, overhaul, and fuel system troubleshooting.
Electrical And Ignition:
In-depth coverage of the ignition system, lighting, battery, starter, and complete wiring diagrams with troubleshooting guides.
Drivetrain And Transmission:
Step-by-step procedures for transmission maintenance, repair, clutch adjustments, and driveshaft inspection.
Chassis And Suspension:
Detailed guidance on shock absorber service, swingarm maintenance, wheel bearing replacement, and frame inspections.
Brakes And Steering:
Procedures for brake bleeding, pad replacement, caliper service, steering system inspection, and tie-rod end replacement.
Routine Maintenance:
Oil changes, filter replacements, spark plug maintenance, air filter cleaning/replacement, chain adjustment, lubrication points.
Engine Repair:
Piston replacement, valve adjustments, cylinder head service, crankshaft inspection, gasket replacement.
Electrical Diagnostics:
Troubleshooting electrical faults using wiring diagrams, testing components like stator, CDI, and lighting coils.
Troubleshooting Guides:
Systematic approaches to diagnosing and resolving common operational issues and performance problems.
Depth Of Coverage:
Comprehensive, covering complete disassembly, reassembly, and overhaul procedures, suitable for professional technicians and advanced DIY mechanics.
Engine Type:
4-stroke, SOHC
Displacement:
246 cc (15.0 cu in)
Bore X Stroke:
66.0 mm x 72.0 mm (2.60 in x 2.83 in)
Cooling System:
Air-cooled
Horsepower:
Approx. 18-20 HP (estimated, varies by tuning and measurement)
Torque:
Specific torque figures not readily available but optimized for mid-range power delivery.
Carburetor:
Mikuni VM26SS or similar single-barrel carburetor
Fuel Capacity:
3.2 L (0.8 US gal) including reserve
Oil Type:
SAE 10W-40 API SE or SF
Oil Capacity:
1.4 L (1.5 US qt) without filter change; 1.5 L (1.6 US qt) with filter change
Transmission Type:
5-speed manual with automatic clutch (semi-automatic)
Final Drive:
O-ring sealed chain, 520 pitch
Gear Ratios:
Specific gear ratios detailed within the manual for each of the 5 speeds and reverse.
Clutch Type:
Wet multi-plate, centrifugal automatic
Atv Safety Standards:
Designed to meet industry standards for ATVs of its era. Specific rollover or crash test ratings not applicable in the same way as cars.
Braking System:
Front: Dual hydraulic disc; Rear: Single hydraulic disc
Lighting:
Headlights, taillight, brake light
Frame Construction:
Durable steel frame and chassis components.
Handlebar Design:
Ergonomically designed for control and rider comfort.
Engine Oil Change:
Every 1,000 km (600 miles) or 6 months.
Spark Plug Check:
Every 1,000 km (600 miles) or 6 months.
Air Filter Cleaning:
Every 500 km (300 miles) or as needed in dusty conditions.
Chain Lubrication Adjustment:
Every 500 km (300 miles) or as needed.
Engine Oil Specification:
SAE 10W-40 API SE or SF
Brake Fluid Type:
DOT 3 or DOT 4
Final Drive Oil Type:
API GL-4, SAE 80W-90 gear oil
Common Wear Items:
Brake pads, chain and sprockets, tires, battery, and carburetor jetting due to fuel quality can be common wear items.
Carburetor Cleaning Frequency:
Carburetors may require periodic cleaning and adjustment, especially if the ATV is stored for extended periods or used with stale fuel.
Suzuki Atv Legacy:
Suzuki has a long-standing reputation for producing reliable and high-performance ATVs, with a history dating back to the early days of ATV development.
Quadsport Lineage:
The QuadSport series represents Suzuki's entry into the recreational ATV market, evolving over the years with technological advancements and design updates.
Production Period:
The LT-F250 QuadSport was produced for several years in the early 2000s, with the 2002 model being a representative example of this generation.
