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Yamaha SR250 SR250G 1980-1983 Workshop Repair Service Manual

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The Yamaha SR250G, produced from 1980 to 1983, is a classic motorcycle known for its reliable performance and approachable design. As part of a renowned series, this model offers a...
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Type: Motorcycle
Vendor:
Sku: 55152
Yamaha SR250 SR250G 1980-1983 Workshop Repair Service ManualYamaha SR250 SR250G 1980-1983 Workshop Repair Service ManualYamaha SR250 SR250G 1980-1983 Workshop Repair Service ManualYamaha SR250 SR250G 1980-1983 Workshop Repair Service Manual
The Yamaha SR250G, produced from 1980 to 1983, is a classic motorcycle known for its reliable performance and approachable design. As part of a renowned series, this model offers a straightforward riding experience, making it a popular choice for both new riders and experienced enthusiasts. Its engineering emphasizes durability and ease of maintenance, reflecting a commitment to quality in a diverse range of motorized products. The SR250G embodies a blend of functional simplicity and timeless style, contributing to its enduring appeal in the motorcycle community. This comprehensive Workshop Repair Service Manual provides in-depth guidance for the Yamaha SR250G. It covers a wide array of critical systems, including the fuel system, cooling system, engine top end, clutch, lubrication system, engine removal and installation, crankshaft and transmission, wheels and tires, brakes, suspension, steering, frame, and the electrical system. The manual includes detailed procedures for maintenance, repair, troubleshooting, and disassembly/assembly, supported by hundreds of pages of diagrams and illustrations. This resource is designed to assist owners and independent mechanics in performing professional-level diagnostics and maintenance, ensuring the longevity and optimal performance of the motorcycle.
🏷️ Basic Information
Identification
Make:
Yamaha
Model:
SR250
Model Variant:
SR250G
Years Covered:
1980, 1981, 1982, 1983
Codes
Engine Code Variant:
SR250G
👋 Introduction
Market Position
Target Audience:
Yamaha SR250 owners and independent mechanics
Competitive Analysis
Alternative Formats:
Compares favorably to physical manuals, offering convenience and cost-effectiveness
Key Features
Completeness:
Complete and intact, no missing or corrupt parts/pages
Accuracy:
Original Yamaha workshop manual, factory-written
Usability:
Detailed diagrams, illustrations, photos, numbered instructions, troubleshooting guides
Benefit:
Saves time and money on repairs and maintenance
Diagnostic Tools:
Provides comprehensive diagnostic information used by professionals
📋 Manual Details
Coverage Areas
General Information:
True
Fuel System:
True
Cooling System:
True
Engine Top End:
True
Clutch:
True
Engine Lubrication System:
True
Engine Removal Installation:
True
Crankshaft Transmission:
True
Wheels Tires:
True
Final Drive:
True
Brakes:
True
Suspension:
True
Steering:
True
Frame:
True
Electrical System:
True
Appendix:
True
Page Count
Estimated Page Count:
Hundreds of pages
Manual Type
Type:
Workshop Repair Service Manual
Language
Language:
English
Format
File Format:
PDF
Delivery Method:
Instant Download
Digital Advantage:
Electronic format allows for printing specific sections, protecting the original manual from dirt/oil.
📖 Manual Coverage
Systems Covered
Engine:
Complete overhaul, top end, lubrication, removal/installation, crankshaft, transmission
Fuel System:
Carburetor operation, adjustment, and overhaul
Cooling System:
Air cooling system components and maintenance
Drivetrain:
Clutch, transmission, final drive (chain drive maintenance)
Chassis:
Wheels, tires, brakes, suspension, steering, frame
Electrical:
Wiring diagrams, ignition system, lighting, charging system, troubleshooting
Procedures Included
Maintenance:
Routine service, lubrication, adjustments, inspections
Repair:
Step-by-step repair procedures for all covered systems
Troubleshooting:
Diagnostic procedures for common problems, electrical troubleshooting
Disassembly Assembly:
Detailed procedures for component removal and reinstallation
Cleaning Reinstalling:
Procedures for cleaning and reassembling components
Electrical Diagnostics:
Detailed diagnosis and repair of electrical system problems
Technical Depth
Depth:
Professional-level diagnostics, repair, and maintenance
Data Quality:
Original manufacturer data, used by local service/repair shops
Diagrams Illustrations:
Hundreds of pages of diagrams and detailed information
Wiring Diagrams:
Comprehensive wiring diagrams included
📊 Manual Specifications
File Format
File Type:
PDF
Print Quality
Printability:
Full Printable
Zoom Capability:
Zoom IN/OUT enabled
Binding Type
Binding:
N/A (Digital Download)
Paper Type
Paper Quality:
N/A (Digital Download)
Requirements
Software Requirements:
Adobe PDF Reader, WinZip
Compatibility:
All Versions of Windows & Mac
⚙️ Engine Specifications
Primary Engine
Engine Type:
4-stroke, single-cylinder, SOHC, 2-valve
Displacement:
249 cc (approximately, specific bore/stroke required from manual)
Performance
Horsepower:
Approx. 18-20 HP (exact figures vary by year and market, refer to manual for specifics)
Torque:
Refer to manual for specific torque figures
Fuel System
Carburetor Type:
Likely a single Mikuni VM carburetor (specific model number in manual)
Fuel Delivery:
Carburetor
🔧 Transmission
Standard
Type:
5-speed constant mesh
Optional
Optional Transmissions:
N/A
Features
Clutch Type:
Wet, multi-plate
Final Drive Type:
Chain drive
📐 Dimensions
Weights
Dry Weight:
Approx. 135-145 kg (refer to manual for exact specifications)
🛡️ Safety Features
Ratings
Safety Ratings:
N/A (Motorcycle safety ratings are not standardized in the same way as cars; manual covers operational safety)
Active Features
Braking System:
Front disc brake, Rear drum brake (typical configuration)
💡 Technology Features
Infotainment
Infotainment System:
N/A (Classic motorcycle, no electronic infotainment systems)
Driver Assistance
Driver Assistance Features:
N/A (Classic motorcycle, no electronic driver assistance)
Connectivity
Connectivity Features:
N/A (Classic motorcycle)
🔧 Maintenance
Service Intervals
Oil Change Interval:
Refer to manual for specific intervals and oil type (typically 3,000-5,000 km or annually)
Spark Plug Replacement:
Refer to manual for specific intervals and plug type (e.g., NGK DPR8EA-9)
Chain Maintenance:
Regular cleaning, lubrication, and adjustment required (refer to manual for specifications)
Fluid Specifications
Engine Oil Type:
API SE, SF or SG, SAE 10W-40 or 20W-40 recommended (verify exact specification in manual)
Engine Oil Capacity:
Refer to manual for exact capacity (typically around 1.4 - 1.8 liters with filter change)
Brake Fluid Type:
DOT 3 or DOT 4 (verify with manual)
Known Issues
Common Wear Items:
Carburetor jets, clutch plates, brake pads/shoes, fork seals, wheel bearings
Electrical Quirks:
Age-related deterioration of wiring insulation and connectors can occur.
📚 Vehicle History
Brand Heritage
Manufacturer Heritage:
Yamaha Motor Company is renowned for its motorcycles, musical instruments, and other motorized products.
Model Evolution
Sr250 Heritage:
The SR250 series is a line of versatile, lightweight motorcycles known for their simplicity and reliability. The SR250G represents a specific iteration within this successful model family.
Production
Production Period:
1980-1983 (for the specific SR250G variant covered by this manual)
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