Suzuki LTF250 LT4WD LTF4WDX QUAD RUNNER 250 KING QUAD 280 Full Service & Repair Manual 1987-1998

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This manual covers the Suzuki Quad Runner 250 and King Quad 280 models, including variants such as the LT-F250, LT-4WD, and LT-F4WDX, produced between 1987 and 1998. These ATVs are...

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类型: Atv

斯库: 57026

标签: 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 ATV KING QUAD 280 King Quad Models LT4WD LTF250 LTF4WDX Powersports QUAD RUNNER 250 Suzuki

产品多属性

Description

This manual covers the Suzuki Quad Runner 250 and King Quad 280 models, including variants such as the LT-F250, LT-4WD, and LT-F4WDX, produced between 1987 and 1998. These ATVs are renowned for their robust engineering and reliability, establishing Suzuki's strong legacy in the utility ATV segment. Designed as capable machines for farm work, trail riding, and recreational use, they offer a blend of durability and performance that has made them enduringly popular. Their foundational design and subsequent evolution, including the King Quad designation for enhanced variants, underscore Suzuki's commitment to producing dependable off-road vehicles. This comprehensive Factory Service & Repair Workshop Manual provides essential information for the maintenance and repair of your Suzuki ATV. It details procedures for all major systems, including the engine, transmission, drivetrain, suspension, brakes, and electrical systems, along with bodywork and steering. The manual includes scheduled maintenance tasks, detailed troubleshooting guides, step-by-step repair instructions, and diagnostic procedures, all supported by hundreds of detailed photos and exploded diagrams. This resource is invaluable for professional ATV technicians, home mechanics, and owners seeking to maintain their vehicles efficiently and effectively, ensuring optimal performance and longevity.

🏷️ Basic Information

Identification

Make:

Suzuki

Model:

Quad Runner 250 / King Quad 280

Model Variant:

LT-F250, LT-4WD, LT-F4WDX

Model Years Covered:

1987-1998

Codes

Chassis Codes:

Likely includes LT-F250, LT-F250F, LT-F4WD, LT-F4WDX. Specific chassis codes for each year and submodel would be detailed within the manual.

👋 Introduction

Market Position

Target User:

Professional ATV technicians, home mechanics, and owners seeking in-depth knowledge of their Suzuki Quad Runner or King Quad.

Competitive Analysis

Value Proposition:

Provides factory-level repair and maintenance information, eliminating the need for expensive dealer service for many tasks. Offers lifetime access and broad compatibility.

Key Features

Content Detail:

Step-by-step instructions, detailed exploded diagrams, extensive troubleshooting guides, and comprehensive system coverage.

Ease Of Use:

Designed for clarity and ease of use by professionals, with digital accessibility for modern devices.

📋 Manual Details

Coverage Areas

Manual Type:

Factory Service & Repair Workshop Manual

Language:

English

Format:

PDF Download

Platform Compatibility:

Windows and MAC compatible

Licensing:

Lifetime use, no expiry dates, no renewal fees

Usage Rights:

Install on unlimited computers, printable pages

Page Count

Page Count Estimate:

Hundreds of pages (specific count not provided but implied by 'hundreds of pages with detailed photos & diagrams')

📖 Manual Coverage

Systems Covered

Engine:

Complete engine overhaul, disassembly, assembly, troubleshooting, tuning, cylinder head, piston, crankshaft, camshaft, valve train, lubrication system, cooling system, fuel system (carburetor tuning, fuel delivery), ignition system, starting system.

Transmission:

Manual and automatic transmission overhaul, clutch operation, gear selection mechanisms, internal components, lubrication, troubleshooting.

Drivetrain:

Four-wheel drive system operation and repair, front and rear differentials, driveshafts, universal joints, axle shafts, hub mechanisms.

Suspension:

Front and rear suspension systems, shock absorbers, springs, control arms, bushings, alignment specifications, troubleshooting.

Brakes:

Hydraulic brake system diagnosis and repair, brake drums, brake shoes, brake lines, master cylinder, calipers (if applicable), bleeding procedures, parking brake system.

Electrical:

Wiring diagrams, lighting system, battery, charging system (stator, regulator/rectifier), ignition system components, starting motor, fuses, relays, switches, instrumentation, troubleshooting electrical faults.

Chassis Frame:

Frame inspection, repair, welding procedures (if applicable), body mounting points.

Bodywork:

Body panel removal and installation, fenders, racks, seating, controls, lighting fixtures.

Steering:

Steering column, tie rods, steering linkage, troubleshooting steering play or stiffness.

Procedures Included

Maintenance:

Scheduled maintenance tasks, oil changes, filter replacements, spark plug replacement, chain adjustment, lubrication points, valve adjustments, coolant checks.

Troubleshooting:

Diagnostic charts and procedures for identifying and resolving common and uncommon problems across all vehicle systems.

Repair:

Step-by-step repair instructions for component replacement, rebuilding, and system overhauls.

Diagnostics:

Detailed diagnostic procedures, including testing methods for electrical components, fuel system, ignition system, and mechanical systems.

Adjustment:

Carburetor tuning, ignition timing (if applicable), valve clearance adjustments, brake adjustments, chain tension adjustments.

Special Tools:

Identification and usage of special tools required for specific repair and maintenance procedures.

Technical Depth

Depth:

Comprehensive, factory-level detail suitable for professional mechanics and advanced DIY enthusiasts.

Diagrams Illustrations:

Hundreds of detailed photos and exploded diagrams for clarity on assembly, disassembly, and part identification.

📊 Manual Specifications

File Format

File Type:

Searchability:

Assumed to be searchable if created from a digital source or properly OCR'd.

Print Quality

Printability:

High quality, printable pages for individual tasks or the entire manual.

Binding Type

Binding Type:

Not applicable (PDF Download)

Paper Type

Paper Type:

Not applicable (PDF Download)

⚙️ Engine Specifications

Primary Engine

Engine Type:

4-stroke, SOHC, 2-valve (typical for this era and displacement)

Engine Displacement:

Approximately 246cc (for Quad Runner 250) and 278cc (for King Quad 280). Specific bore and stroke details would be in the manual.

Cooling System:

Air-cooled (most common for these models)

Performance

Horsepower Estimate:

Estimated 16-20 HP (for 250cc) and 18-22 HP (for 280cc) at the crankshaft, varying by model year and tuning.

Torque Estimate:

Torque figures would be specific to model and RPM, detailed in the manual.

Fuel System

Fuel Delivery:

Carburetor (likely Mikuni or Keihin, single barrel)

Fuel Type:

Unleaded gasoline

Carburetor Specifications:

Specific carburetor model number, jet sizes, needle settings, and idle speed adjustments would be listed in the manual.

Ignition System

Ignition Type:

CDI (Capacitor Discharge Ignition)

Spark Plug Type:

Specific spark plug model and gap (e.g., NGK DPR7EA-9, gap 0.8-0.9mm) would be detailed.

Lubrication System

Oil Type:

Motorcycle-specific 4-stroke engine oil, likely SAE 10W-40 or 20W-50, API SF or SG classification. Specific viscosity and API rating in manual.

Oil Capacity:

Approximate oil capacity (e.g., 1.5-2.0 liters) would be provided for oil change and filter change, with exact figures in the manual.

Oil Filter Part Number:

Suzuki part number for the oil filter would be specified, with aftermarket equivalents potentially listed.

🔧 Transmission

Standard

Transmission Type:

5-speed manual transmission with automatic clutch (semi-automatic) is common for these models, though some variants might differ.

Optional

Transmission Variants:

Some later models or specific trims might offer a different transmission setup, to be confirmed within the manual.

Features

Drive Select:

2WD/4WD selection mechanism, likely electronically or manually engaged.

Gear Ratios:

Specific gear ratios for each of the 5 speeds and the reverse gear would be detailed.

Transmission Fluid Type:

Gear oil or specific transmission fluid requirements would be outlined.

📐 Dimensions

Exterior

Length Approx:

Typically around 75-80 inches (190-203 cm) for this class of ATV.

Width Approx:

Typically around 42-45 inches (107-114 cm).

Height Approx:

Typically around 44-47 inches (112-119 cm).

Weights

Dry Weight Approx:

Approximately 400-470 lbs (181-213 kg), depending on 2WD/4WD configuration and specific model.

Ground Clearance Approx:

Around 6-7 inches (15-18 cm), with precise measurements in the manual.

Towing Capacity Approx:

Not typically rated for towing on this class of ATV, but some payload capacity on racks would be specified.

🛡️ Safety Features

Ratings

Safety Standards:

Adherence to relevant ATV safety standards of the era would be implicit in factory design.

Active Features

Braking System:

Hydraulic disc front brakes and drum rear brakes (typical configuration, specific details in manual).

Lighting:

Headlights, taillight, brake light.

Passive Features

Frame Construction:

Sturdy steel frame designed for off-road use.

Operator Controls:

Standard ATV handlebar controls for throttle, braking, gear selection, and 4WD engagement.

💡 Technology Features

Infotainment

Infotainment System:

Not applicable. These ATVs focus on utility and mechanical operation, not electronic entertainment systems.

Driver Assistance

Driver Assistance Features:

Not applicable. Basic functionality focused on mechanical operation.

Connectivity

Connectivity Features:

Not applicable.

Instrumentation

Dashboard Features:

Basic instrumentation typically includes speedometer, odometer, neutral indicator, high/low beam indicator, and potentially 4WD indicator.

🔧 Maintenance

Service Intervals

Oil Change Interval:

Typically every 1000 km or 12 months, but the manual will provide the definitive schedule.

Spark Plug Replacement:

As per manual, usually around 3000-5000 km or if fouled.

Air Filter Cleaning Replacement:

Frequent checks and cleaning/replacement recommended depending on operating conditions (dusty environments).

Valve Adjustment Interval:

Typically at initial break-in and then every 3000-6000 km or as specified.

Fluid Specifications

Coolant Type:

If liquid-cooled variant exists, then specific antifreeze coolant. Most are air-cooled.

Brake Fluid Type:

DOT 3 or DOT 4 hydraulic brake fluid, depending on system requirements.

Grease Points:

Regular greasing of suspension components, steering linkage, and drive shaft splines as per lubrication chart in manual.

Known Issues

Common Wear Items:

Brake pads/shoes, tires, suspension bushings, drive belts (if applicable), carburetor jets, battery.

Carburetor Performance:

Can be prone to clogging with debris or fuel varnish if not maintained, leading to rough running or starting issues.

Electrical Connections:

Corrosion or loose connections in wiring harnesses and connectors can lead to intermittent electrical faults.

4Wd System:

Actuation mechanisms and CV joints are subject to wear and require periodic inspection and lubrication.

📚 Vehicle History

Brand Heritage

Suzuki Atv Legacy:

Suzuki has a long history in ATV manufacturing, with the Quad Runner series being foundational and popular in the utility ATV segment.

Model Evolution

Quad Runner Lineage:

The Quad Runner 250 series evolved through the late 1980s and 1990s, with the King Quad designation representing higher-spec or larger-engine variants like the 280. Key updates would include engine refinements, suspension improvements, and body styling changes.

Production

Manufacturing Location:

Likely manufactured in Japan or other Suzuki production facilities.

Market Segment:

Utility ATV segment, popular for farm work, trail riding, and recreational use.

🏆 Awards & Recognition

Recognitions

Model Reputation:

Suzuki Quad Runner and King Quad models from this era are generally well-regarded for their reliability and durability in the utility ATV market.

Ratings

Industry Perception:

Viewed as robust workhorses and capable trail machines, contributing to Suzuki's strong presence in the ATV industry.