Suzuki QUAD RUNNER 250 Full Service & Repair Manual 1987-1998

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Type: Atv

Vendor:

Sku: 59503

Tags: 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 Atv Misc Motorcycles QUAD RUNNER 250 Suzuki

Product variants

Description

The Suzuki QuadRunner 250, model code LT-F250, represents a capable and durable all-terrain vehicle produced between 1987 and 1998. Known for its reliability and user-friendliness, this ATV was designed for recreational riding and light utility tasks, competing effectively in its market segment. Its engineering emphasizes a straightforward, air-cooled four-stroke engine and a dependable shaft-driven 2WD system, making it a popular choice for those seeking a robust and accessible off-road experience. The QuadRunner 250's legacy is built on extensive history in ATV manufacturing, offering a blend of performance and practicality. This comprehensive factory service and repair manual provides detailed information for maintaining and repairing the Suzuki QuadRunner 250 (LT-F250) from 1987 to 1998. It covers all essential aspects of the vehicle, including engine disassembly and assembly, transmission and drivetrain maintenance, suspension and brake system servicing, and electrical system diagnostics. The manual also includes procedures for fuel system adjustments, body and frame repairs, preventative maintenance schedules, and troubleshooting guides. Its scope is designed to assist owners, mechanics, and technicians in ensuring the optimal performance and longevity of their QuadRunner 250.

🏷️ Basic Information

Identification

Make:

Suzuki

Model:

QuadRunner 250

Model Code:

LT-F250

Codes

Production Years Covered By Manual:

1987-1998

👋 Introduction

Market Position

Positioning:

The Suzuki QuadRunner 250 was a popular entry-to-mid-level ATV, known for its reliability and utility for recreational and light work purposes.

Competitive Analysis

Competitors:

Competed against models from Honda (e.g., FourTrax 250), Yamaha (e.g., Big Bear 250), and Kawasaki (e.g., Bayou 220/250).

Key Features

Features:

Simple, air-cooled engine, reliable drivetrain, and a focus on user-friendliness and durability.

Manual Value Proposition

Value:

Provides comprehensive factory-level service and repair information, enabling owners and technicians to maintain and fix the vehicle accurately.

📋 Manual Details

Coverage Areas

Coverage:

Complete Factory Service Repair Workshop

Page Count

Estimated Pages:

Detailed page count unavailable, but described as 'Complete Factory Service Repair Workshop Manual' indicating comprehensive coverage.

Manual Type

Type:

Service and Repair Manual

Language

Language:

English

Format

Format:

PDF Download

📖 Manual Coverage

Systems Covered

Engine:

Full engine disassembly, assembly, tuning, diagnosis, and overhaul procedures.

Transmission:

Gearbox maintenance, repair, and adjustment for all gears and components.

Drivetrain:

Coverage of driveshaft, differential, and axle maintenance and repair.

Suspension:

Front and rear suspension system inspection, adjustment, and component replacement.

Brakes:

Brake system maintenance, bleeding procedures, caliper and master cylinder repair.

Electrical System:

Wiring diagrams, starter system, ignition system, lighting, and charging system diagnosis and repair.

Fuel System:

Carburetor tuning, cleaning, and overhaul; fuel pump and line inspection.

Cooling System:

Radiator, fan, and coolant system maintenance and troubleshooting (if applicable to specific models within the range).

Body And Frame:

Body panel removal, installation, and minor repair procedures; frame inspection.

Procedures Included

Preventative Maintenance:

Routine maintenance tasks, lubrication points, and fluid level checks.

Troubleshooting:

Diagnostic charts and symptom-based problem-solving guides.

Repair Procedures:

Step-by-step instructions for component removal, installation, and repair.

Adjustment Procedures:

Carburetor, ignition timing, and brake adjustments.

Diagnostic Testing:

Methods for testing electrical components, engine performance, and mechanical systems.

Technical Depth

Depth:

Comprehensive, covering all aspects from basic maintenance to complete engine and transmission rebuilds.

📊 Manual Specifications

File Format

File Type:

Searchability:

Searchable text for quick information retrieval.

Print Quality

Quality:

High-resolution, clear text and diagrams.

Binding Type

Binding:

N/A (Digital Download)

Paper Type

Paper:

N/A (Digital Download)

⚙️ Engine Specifications

Primary Engine

Engine Type:

Four-stroke, single-cylinder, air-cooled

Displacement:

Approximately 246 cc (specific displacement may vary slightly by sub-model).

Bore X Stroke:

Typical bore around 68.0 mm, stroke around 68.4 mm (specifics may vary).

Compression Ratio:

Typically around 9.2:1 to 9.5:1 (model dependent).

Performance

Horsepower:

Estimated 15-20 HP (specific output varies by year and tuning).

Torque:

Estimated 14-18 lb-ft (specific output varies by year and tuning).

Fuel System

Carburetor Type:

Mikuni VM series (e.g., VM26 or similar) or Keihin carburetors.

Fuel Type:

Unleaded gasoline

Ignition System

Ignition Type:

CDI (Capacitor Discharge Ignition)

Lubrication

Oil Type:

SAE 10W-40 or 20W-40 motorcycle-specific oil (API SF or SG classification).

Oil Capacity:

Approximately 1.5-1.8 liters (including oil filter replacement).

Starter System

Starter:

Electric start (standard on most models).

🔧 Transmission

Standard

Gearbox:

5-speed manual transmission with reverse.

Clutch Type:

Wet multi-plate clutch.

Features

Drive Type:

Shaft drive, 2WD (Two-Wheel Drive).

Fluid Type

Transmission Oil:

API GL-4 SAE 80W-90 gear oil.

Fluid Capacity

Transmission Oil Capacity:

Approximately 0.7 liters.

📐 Dimensions

Exterior

Length:

Varies by year, typically around 1800-1900 mm.

Width:

Varies by year, typically around 750-850 mm.

Height:

Varies by year, typically around 1000-1100 mm.

Wheelbase:

Approximately 1100-1200 mm.

Weights

Dry Weight:

Approximately 170-200 kg.

Payload Capacity:

Typically around 150-200 kg (rack capacity).

Tires

Front Tire Size:

AT22x8-10 or similar.

Rear Tire Size:

AT22x10-9 or similar.

Recommended Tire Pressure:

Typically 2.5-3.5 PSI (check specific manual for accuracy).

Brakes

Front Brake Type:

Dual hydraulic disc brakes.

Rear Brake Type:

Drum brake or hydraulic disc brake (varies by year/model).

🛡️ Safety Features

Ratings

Atv Safety Standards:

Designed to meet applicable industry safety standards for ATVs of its era.

Active Features

Throttle Limiter:

Potential inclusion of adjustable throttle limiter for new riders (check specific model features).

Passive Features

Handlebar Design:

Ergonomic handlebar design for control and comfort.

Footwells:

Wide footwells with heel guards for rider foot protection.

💡 Technology Features

Infotainment

Features:

Basic instrumentation: speedometer, odometer, neutral indicator, high beam indicator, engine oil indicator.

Driver Assistance

Features:

None (standard for the era and vehicle type).

Connectivity

Features:

None (standard for the era and vehicle type).

🔧 Maintenance

Service Intervals

Oil Change Interval:

Every 1,000 km or 6 months (refer to specific manual for exact interval and conditions).

Air Filter Cleaning:

Every 500 km or annually, more often in dusty conditions.

Spark Plug Replacement:

Every 5,000 km or annually (specific plug type: NGK DPR7EA-9 or equivalent).

Valve Clearance Check:

Every 3,000 km or 2 years.

Fluid Specifications

Brake Fluid Type:

DOT 3 or DOT 4 brake fluid.

Coolant Type:

If liquid-cooled variant exists, standard ethylene glycol-based coolant.

Known Issues

Carburetor Issues:

Clogging due to fuel deposits, requiring regular cleaning and proper fuel storage.

Electrical Connector Corrosion:

Corrosion in connectors and wiring harness due to exposure to elements, requiring inspection and cleaning.

Suspension Wear:

Wear in bushings and shock absorbers over time, leading to a less responsive ride.

Starter Solenoid Failure:

Occasional failure of the starter solenoid.

Torque Specifications

Engine Oil Drain Plug:

Typically 15 Nm (refer to manual for exact torque).

Wheel Lug Nuts:

Typically 30-40 Nm (refer to manual for exact torque).

📚 Vehicle History

Brand Heritage

Suzuki Atv Legacy:

Suzuki has a long history in ATV manufacturing, starting with the pioneering QuadRunner line in the early 1980s.

Model Evolution

Quadrunner 250 Development:

The LT-F250 QuadRunner 250 was an evolution of earlier models, refining the design and incorporating features for increased usability and performance.

Production

Manufacturing Location:

Primarily manufactured in Japan.

Market Impact:

Contributed to Suzuki's strong market presence in the utility and recreational ATV segments during the 1990s.

🏆 Awards & Recognition

Recognitions

Historical Accolades:

While specific awards for the QuadRunner 250 are not widely documented, the model series was recognized for its reliability and value in the ATV market of its time.