Suzuki LT80H LT80I Quad Runner 1987 Service Repair Manual

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The 1987 Suzuki LT80H and LT80I Quad Runner represents a foundational model in the sport ATV segment, specifically designed for entry-level and youth riders. Known for its ease of use,...

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Typ: Atv

Anbieter:

Art.-Nr: 104069

Stichworte: 1987 Atv LT80H LT80I Misc Motorcycles Quad Runner Suzuki

Produktvarianten

Beschreibung

The 1987 Suzuki LT80H and LT80I Quad Runner represents a foundational model in the sport ATV segment, specifically designed for entry-level and youth riders. Known for its ease of use, automatic transmission, and robust construction, the LT80 offered an accessible and engaging off-road experience. Its durable 72 cc two-stroke engine, coupled with a simple, reliable chassis, established it as a popular choice for recreational enthusiasts and a benchmark for its class during its production era, reflecting Suzuki's extensive legacy in ATV manufacturing. This comprehensive service repair manual provides detailed information essential for the maintenance and repair of the 1987 Suzuki LT80 Quad Runner. It covers all major systems, including the engine, transmission, drivetrain, suspension, brakes, steering, and electrical components. Within its pages, you will find step-by-step repair procedures, troubleshooting guides, tune-up instructions, and technical specifications such as torque values and fluid capacities, empowering owners and technicians to keep this capable ATV in optimal condition.

🏷️ Basic Information

Identification

Make:

Suzuki

Model:

LT80 Quad Runner

Model Code:

LT80H / LT80I

Year:

👋 Introduction

Market Position

Segment:

Entry-level, youth-oriented sport ATV.

Target Audience:

Young riders, beginners, recreational off-road enthusiasts.

Competitive Analysis

Competitors 1987:

Honda TRX125, Yamaha YFM200DX Moto-4, Kawasaki Lakota 230 (later models).

Key Features

Ease Of Use:

Automatic transmission and simple operation made it accessible for younger riders.

Durability:

Known for its robust build and reliability for its class.

Performance:

Adequate power for its intended use, providing a fun and engaging off-road experience.

📋 Manual Details

Coverage Areas

Primary Coverage:

1987 Suzuki LT80H and LT80I Quad Runner

Secondary Coverage:

Potentially applicable to closely related model years, but specifically focused on 1987.

Page Count

Estimated Pages:

Varies by specific PDF rendition, but typical for a comprehensive service manual for this era of ATV.

Manual Type

Type:

Service Repair Manual

Language

Language:

English

Format

Format:

📖 Manual Coverage

Systems Covered

Engine:

Complete engine overhaul, tuning, carburetion, lubrication, cooling (air-cooled), ignition.

Transmission:

Automatic (CVT type), clutch operation, gear reduction, lubrication.

Drivetrain:

Rear axle, differential (if applicable), final drive, chain/belt maintenance.

Suspension:

Front and rear suspension systems, shock absorbers, control arms, bushings.

Brakes:

Front and rear brake systems (likely drum or disc), hydraulic lines, brake fluid, adjustment, repair.

Steering:

Handlebars, steering shaft, tie rods, steering column, alignment.

Electrical:

Ignition system, lighting, battery, wiring diagrams, starter motor, charging system.

Chassis Frame:

Frame inspection, structural integrity, mounting points.

Bodywork:

Fender panels, seat, fuel tank, removal and installation procedures.

Fuel System:

Fuel tank, fuel lines, fuel filter, carburetor (Mikuni VM series likely).

Procedures Included

Maintenance:

Scheduled maintenance, oil changes, filter replacements, lubrication points, adjustments.

Repair:

Step-by-step instructions for component disassembly, repair, and reassembly.

Troubleshooting:

Diagnostic procedures for common problems, fault finding charts.

Tune Up:

Carburetor adjustment, ignition timing, spark plug servicing.

Rebuilds:

Detailed procedures for engine and transmission overhauls.

Technical Depth

Depth:

Comprehensive, covering everything from basic user maintenance to full engine and component rebuilds.

Diagnostics:

Includes diagnostic flowcharts and specifications for troubleshooting.

Specifications:

Detailed torque specifications, clearances, fluid capacities, electrical values.

📊 Manual Specifications

File Format

Format Type:

Searchability:

Typically text-searchable PDF, allowing quick access to specific topics.

Printability:

Designed for printing, allowing users to print specific sections or the entire manual.

Print Quality

Quality Description:

High-resolution scans or digital creation ensuring clarity of text and diagrams.

Binding Type

Binding:

N/A (Digital PDF format)

Paper Type

Paper Type:

N/A (Digital PDF format)

⚙️ Engine Specifications

Primary Engine

Engine Type:

Two-stroke, single-cylinder, reed valve

Displacement:

72 cc

Bore X Stroke:

43.0 mm x 42.0 mm

Cooling System:

Air-cooled

Ignition:

CDI (Capacitor Discharge Ignition)

Starting System:

Kick starter

Performance

Horsepower:

Approximately 6.5 - 7 HP (specification varies slightly by source and tuning)

Torque:

Not typically published for this displacement/class, but sufficient for intended use.

Fuel System

Fuel Type:

Unleaded gasoline

Fuel Mixture:

Pre-mix gasoline and 2-stroke oil (e.g., 50:1 ratio)

Carburetor:

Mikuni VM14SC (likely)

Lubrication

Oil Type:

Suzuki CCI (Crankcase Cylinder Injection) oil or equivalent 2-stroke oil.

🔧 Transmission

Standard

Type:

Automatic Continuously Variable Transmission (CVT)

Features:

Forward, Neutral, Reverse (FN-R) gearbox with automatic clutch engagement.

Optional

Optional Gearbox:

Features

Final Drive:

Chain drive

📐 Dimensions

Exterior

Overall Length:

Approx. 1455 mm (57.3 in)

Overall Width:

Approx. 860 mm (33.9 in)

Overall Height:

Approx. 930 mm (36.6 in)

Wheelbase:

Approx. 1000 mm (39.4 in)

Ground Clearance:

Approx. 105 mm (4.1 in)

Weights

Dry Weight:

Approx. 93 kg (205 lbs)

Fuel Capacity:

Approx. 2.7 L (0.7 US gal)

Oil Capacity:

Approx. 0.6 L (0.6 US qt) for premix, separate oil injection reservoir.

🛡️ Safety Features

Ratings

Atv Safety Standards:

Adheres to general ATV safety guidelines of the era; specific ratings were less common.

Active Features

Throttle Limiter:

Often included a throttle limiter screw for speed control for younger riders.

Parking Brake:

Typically a handlebar-mounted parking brake lever.

Passive Features

Footwells:

Standard protective footwells to shield rider's feet.

Handguards:

Often equipped with basic handguards for protection.

💡 Technology Features

Infotainment

Infotainment System:

N/A (basic utility vehicle).

Driver Assistance

Driver Assistance Features:

Connectivity

Connectivity Options:

🔧 Maintenance

Service Intervals

Engine Oil Change:

Every 20-30 operating hours or annually, whichever comes first (refer to manual for exact specification).

Air Filter Cleaning:

Inspect and clean frequently, especially in dusty conditions (e.g., every 10-15 operating hours).

Spark Plug Service:

Inspect and clean/replace every 30-40 operating hours.

Drive Chain Lubrication:

Lubricate every 15-20 operating hours and adjust tension as needed.

Fluid Specifications

Engine Oil:

Suzuki CCI Super Premium 2-stroke engine oil or equivalent API TD, JASO FD rated.

Transmission Oil:

Refer to manual for specific gear oil type and viscosity, if applicable (some CVTs may use proprietary fluids or none for the primary drive).

Brake Fluid:

DOT 3 or DOT 4 brake fluid (verify with manual).

Known Issues

Carburetor Clogging:

Common issue with 2-stroke engines, requiring regular cleaning due to fuel varnish.

Air Filter Fouling:

Can lead to poor performance and engine issues if not maintained.

Drive Chain Wear:

Regular lubrication and tension adjustment are critical to prevent premature wear.

Ignition Coil Failure:

Can cause intermittent or no spark.

📚 Vehicle History

Brand Heritage

Suzuki Atv Legacy:

Suzuki has a long history in ATV manufacturing, with the Quad Runner line being foundational in the sport ATV market.

Model Evolution

Lt80 Lineage:

The LT80 was a popular entry-level model that saw production for many years, evolving with minor updates.

Production

Initial Production Year:

1984 (for the LT80 series)

Manufacturing Location:

Japan

🏆 Awards & Recognition

Recognitions

Awards Received:

While specific industry awards might not be documented, the LT80 was widely recognized as a benchmark for youth ATVs in its class during its production run.

Ratings

Consumer Satisfaction:

Generally high consumer satisfaction for its durability and suitability for young riders.