1987-2006 Suzuki LT-80 Service Manual

Diagnostic procedures and component service for the 1987-2006 Suzuki LT-80 ATV. Covers engine, transmission, chassis, and electrical systems. Publication 95106-06150-05E.

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Document Details

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Document Number / Seller:
24538 / William Johnson
File Size:
39.71 MB
File Type:
ZIP
Language:
English
Pages:
227
Printable:
Yes
Category:
ATV
Last updated / verified
Oct 13, 2025

Models Covered & Key Technical Specifications

Suzuki LT-80 (95106-06150-05E) Manual: 1987-2006 Models Electrical-Reference Engine-Type Mechanical | Repair-Classification Sourcebook | Diagnostic-Area Comprehensive

Documented Assembly Gap: 0.05 mm establishes the critical clearance for proper operation. Calibrated Load Capacity: 132 lbs (60 kg) defines the maximum safe operating weight. Authorized Thermal Envelope: 15-30 C for optimal performance. Core Size Parameters: 82.5 cm3 (5.03 cu. in) is the engine displacement. Rated Fastening Values: 42 Nm is the standard for critical component tightening. Principal Running Clearance: 0.63 mm is the standard for ignition coil resistance.

Technical-Path Engine Fuel and Lubrication System Electrical System Chassis Servicing Information

Systems and Procedures This comprehensive service manual provides detailed information for the Suzuki LT-80, covering all aspects of maintenance and repair. It includes diagnostic procedures for troubleshooting engine, fuel, electrical, and chassis systems. Specific sections are dedicated to the power transmission, forced air-cooling system, and periodic maintenance schedules to ensure optimal performance and longevity of your ATV. The manual documents torque specifications for engine and chassis components to ensure proper assembly stress control.

Professional Workshop Service Manual & Technical Specifications

Practical Calibration Training Manual: Suzuki LT-80 manual, 1987-2006 models Electrical-Reference

Engine-Type: 2-stroke, forced air-cooled // Repair-Classification: ATV / Engine Logic // Diagnostic-Area: 82.5 cc.

Integrated-Framework Technical-Path Calibration-Data
Engine Specifications Bore: 50 mm, Stroke: 42 mm Compression Ratio: 7.4:1
Fuel System Carburetor: MIKUNI VM16SH Air cleaner: Polyurethane foam element
Electrical System Ignition type: SUZUKI "PEI" (CDI) Spark plug: NGK BPR7HS
Transmission Clutch: Dry shoe, automatic, centrifugal Drive system: V-belt drive and chain drive
Chassis Front suspension: Strut type Rear suspension: Unit-swing
Capacities Fuel tank: 6.0 L Engine oil tank: 1.2 L

Outlining the operational framework across all systems of the Suzuki LT-80. This document provides in-depth guidance on engine servicing, including detailed steps for removal and reassembly. System operation descriptions cover the fuel and lubrication systems, ensuring proper mixture and oil management. The documentation addresses the electrical system, from ignition to charging, and provides schematics for troubleshooting. Assembly instructions are detailed for the chassis components, ensuring structural integrity and proper suspension alignment. Hydraulic schematics are included for brake system maintenance and steering geometry adjustments. Steering component information is provided for smooth handling and precise control. This manual provides crucial information for maintaining the LT80's performance and reliability throughout its operational lifespan. It also includes a comprehensive section on troubleshooting common issues, enabling efficient problem diagnosis and resolution.

FAQ

Identify the **correct** service interval parameters for periodic maintenance. keyboard_arrow_down

Initial maintenance is recommended at 1 month for the battery, air cleaner, cylinder head nuts, spark plug, engine idle speed, throttle cable, fuel line, brakes, drive chain, suspension, steering, and chassis bolts. Lubrication points should be checked every 3 months.

What procedures are **documented** for system architecture diagnosis? keyboard_arrow_down

The manual documents procedures for diagnosing the engine (e.g., compression too low, plug not sparking, engine stalls easily), carburetor issues (e.g., starting trouble, idling low-speed), electrical system faults (e.g., no sparking, unstable charging), battery problems, and chassis complaints (e.g., handling feels heavy, steering oscillation). Specific troubleshooting charts are provided for each system.

Determine the **precise** tool requirements for engine rebuilding. keyboard_arrow_down

Special tools required for engine rebuilding include a snap ring pliers (09900-06107/06108), impact driver set (09900-09003), micrometer (09900-20202/20205), cylinder bore gauge set (09900-20508), dial gauge (09900-20606), magnetic stand (09900-20701), thickness gauge (09900-20803/20804), V-block (09900-21304), CCI oil gauge (09910-21602), crankshaft installer (09910-32812), and bearing installer/remover tools (various part numbers listed in Section 7-12).

What **proper** electrical values are specified in the manual? keyboard_arrow_down

The manual specifies a spark plug gap of 0.6-0.8 mm (0.024-0.031 in), ignition coil secondary resistance of 12.0-17.5 kΩ, primary resistance of 139-207 Ω, and starter relay resistance of 72-88 Ω. Generator no-load voltage should be more than 28 V (AC) at 5,000 r/min.

Check the **standard** calibration settings for the carburetor. keyboard_arrow_down

Standard carburetor settings include an I.D. No. of 40800, idle r/min of 1600 ± 150, float height of 18.5 ± 1.0 mm, main jet #92.5, main air jet 1 at 1.0 mm, main air jet 2 at 0.7 mm, needle jet 3J17-2nd, cut-away E-0, pilot jet #20, pilot outlet 1.0 mm, starter jet #42.5, and pilot air jet 1.1 mm. Throttle cable play is 0.5-1.0 mm.

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The service manual is incredibly detailed and user-friendly. I had a few questions about the download, but the support team was very quick to respond and helped me out immediately. The download process was also smooth and straightforward. Highly recommend!