🏷️ Basic Information Identification Make: Yamaha Model: SR250 / SR250G Model Designation: SR250, SR250G Model Years Covered: 1980, 1981, 1982, 1983 Codes Manual Product Name: Yamaha Sr250 Sr250g 1980 1981 1982 1983 Workshop Service Repair Manual 👋 Introduction Market Position Target Audience: Technicians, mechanics, and DIY enthusiasts seeking to repair or learn about the Yamaha SR250/SR250G. Competitive Analysis Value Proposition: Offers a comprehensive, factory-quality repair manual at a low price with instant digital access, eliminating the need for physical searches. Key Features Manual Attributes: Complete information, original manufacturer technical data, circuits, diagrams, equipment details, troubleshooting guidance, and high-quality printable content. Customer Support: Vendor offers contact for concerns or questions and guarantees problem resolution for download or content issues. 📋 Manual Details Coverage Areas Primary Coverage: Yamaha SR250 and SR250G models Specific Model Years: 1980, 1981, 1982, 1983 Page Count Estimated Page Count: Hundreds or thousands of pages (printable at high quality) Manual Type Type: Workshop Service Repair Manual (Official Factory Manual) Language Language: English Format File Format: PDF Delivery Method: Instant Download Compatibility: All Versions of Windows & Mac Required Software: Adobe PDF Reader & WinZip (for larger files) 📖 Manual Coverage Systems Covered Mechanical Systems: Engine Service/Repair, Transmission Service/Repair, Brake System, Fuel System, Cooling System, Suspension, Steering, Chassis/Body, Differential/Drive, Axle Electrical Systems: Electrical System, Wiring Diagram, Engine Control System Specialized Systems: Fuel Injection, Emission System, Air Conditioner/Heater (if applicable to specific trims) Procedures Included Maintenance Procedures: General Maintenance, Periodic Lubrication, Maintenance Check List, Maintenance Chart, Service Instruction, Tightening Torque Specifications, Specification of Fuel/Coolant/Lubricants Diagnostic Procedures: Troubleshooting Repair Procedures: Detailed repair instructions for all covered systems, including disassembly, inspection, repair, and reassembly. Component Level Repair: From air filter replacement to complex engine and transmission rebuilds. Technical Depth Depth Of Information: Complete factory service repair information, including technical data, circuits, diagrams, and equipment specifications, mirroring original manufacturer documentation. Diagnostic Capabilities: Includes troubleshooting guides to identify and resolve common and uncommon issues. Component Specifications: Details on specific components, their function, and repair procedures. 📊 Manual Specifications File Format Digital Format: PDF Print Quality Quality Description: High quality printable pages Binding Type Binding Type Digital: N/A (Digital Download) Paper Type Paper Type Digital: N/A (Digital Download) Accessibility Access Method: Instant Download, allowing immediate access to repair information. ⚙️ Engine Specifications Primary Engine Engine Type: Internal Combustion Engine (Specific details like single-cylinder, air-cooled not explicitly stated in product info, but typical for this model) Performance Engine Displacement: 249cc (Implied by model name 'SR250') Horsepower: Details would be found within the manual, typically in the 17-22 HP range for this era and displacement. Torque: Details would be found within the manual, typically in the 14-17 lb-ft range. Fuel System Fuel Delivery: Carburetor (typical for this era), with specific Fuel Injection information also listed as covered in the manual (potentially for later or specific variants of the SR250). Cooling System Cooling Method: Air Cooling (typical for this model) 🔧 Transmission Standard Transmission Type: Manual (Details on gear ratios and operation would be in the manual) Optional Optional Transmissions: N/A (Typically single transmission option for this model) Features Transmission Coverage: Transmission Service/Repair, including component details and procedures. 📐 Dimensions Exterior Overall Length: Refer to manual for specific dimensions; typical for a classic motorcycle of its era. Wheelbase: Refer to manual for specific wheelbase; crucial for handling and stability. Typically around 54-56 inches. Weights Dry Weight: Refer to manual for specific dry weight; typically around 300-330 lbs. Wet Weight: Refer to manual for specific wet weight, including all fluids. 🛡️ Safety Features Ratings Safety Ratings: Not applicable for this era of motorcycle in the context of modern crash test ratings. Focus is on operational safety. Active Features Braking System: Disc front, Drum rear (typical for the SR250G). Manual covers Brake System in detail. Lighting System: Headlight, Taillight, Turn Signals. Covered under Electrical System. Passive Features Frame Construction: Steel frame (typical), details on chassis and body are in the manual. Restraint System: N/A (Motorcycle specific) 💡 Technology Features Infotainment Infotainment Systems: N/A (Basic motorcycle technology for the era) Driver Assistance Driver Assistance Features: N/A (Basic motorcycle technology for the era) Connectivity Connectivity Features: N/A (Basic motorcycle technology for the era) Electrical Components Electrical Diagrams: Comprehensive Wiring Diagrams are included, essential for diagnosing and repairing electrical issues. 🔧 Maintenance Service Intervals General Maintenance Schedule: The manual provides General Maintenance sections and a Maintenance Chart outlining recommended service intervals for various components (e.g., oil changes, filter replacements, chain lubrication). Fluid Specifications Recommended Oils And Fluids: The manual specifies recommended oils for the engine, transmission (if separate), brake fluid, and coolant (if applicable) with detailed specifications and capacities. Known Issues Common Problems: While not explicitly listed, the Troubleshooting section would address common issues encountered with this model, such as carburetor tuning, electrical gremlins, and wear items. Lubrication Lubrication Points: The manual includes...
Electrical System, Wiring Diagram, Engine Control System
Specialized Systems:
Fuel Injection, Emission System, Air Conditioner/Heater (if applicable to specific trims)
Procedures Included
Maintenance Procedures:
General Maintenance, Periodic Lubrication, Maintenance Check List, Maintenance Chart, Service Instruction, Tightening Torque Specifications, Specification of Fuel/Coolant/Lubricants
Diagnostic Procedures:
Troubleshooting
Repair Procedures:
Detailed repair instructions for all covered systems, including disassembly, inspection, repair, and reassembly.
Component Level Repair:
From air filter replacement to complex engine and transmission rebuilds.
Technical Depth
Depth Of Information:
Complete factory service repair information, including technical data, circuits, diagrams, and equipment specifications, mirroring original manufacturer documentation.
Diagnostic Capabilities:
Includes troubleshooting guides to identify and resolve common and uncommon issues.
Component Specifications:
Details on specific components, their function, and repair procedures.
📊 Manual Specifications
File Format
Digital Format:
PDF
Print Quality
Quality Description:
High quality printable pages
Binding Type
Binding Type Digital:
N/A (Digital Download)
Paper Type
Paper Type Digital:
N/A (Digital Download)
Accessibility
Access Method:
Instant Download, allowing immediate access to repair information.
⚙️ Engine Specifications
Primary Engine
Engine Type:
Internal Combustion Engine (Specific details like single-cylinder, air-cooled not explicitly stated in product info, but typical for this model)
Performance
Engine Displacement:
249cc (Implied by model name 'SR250')
Horsepower:
Details would be found within the manual, typically in the 17-22 HP range for this era and displacement.
Torque:
Details would be found within the manual, typically in the 14-17 lb-ft range.
Fuel System
Fuel Delivery:
Carburetor (typical for this era), with specific Fuel Injection information also listed as covered in the manual (potentially for later or specific variants of the SR250).
Cooling System
Cooling Method:
Air Cooling (typical for this model)
🔧 Transmission
Standard
Transmission Type:
Manual (Details on gear ratios and operation would be in the manual)
Optional
Optional Transmissions:
N/A (Typically single transmission option for this model)
Features
Transmission Coverage:
Transmission Service/Repair, including component details and procedures.
📐 Dimensions
Exterior
Overall Length:
Refer to manual for specific dimensions; typical for a classic motorcycle of its era.
Wheelbase:
Refer to manual for specific wheelbase; crucial for handling and stability. Typically around 54-56 inches.
Weights
Dry Weight:
Refer to manual for specific dry weight; typically around 300-330 lbs.
Wet Weight:
Refer to manual for specific wet weight, including all fluids.
🛡️ Safety Features
Ratings
Safety Ratings:
Not applicable for this era of motorcycle in the context of modern crash test ratings. Focus is on operational safety.
Active Features
Braking System:
Disc front, Drum rear (typical for the SR250G). Manual covers Brake System in detail.
Lighting System:
Headlight, Taillight, Turn Signals. Covered under Electrical System.
Passive Features
Frame Construction:
Steel frame (typical), details on chassis and body are in the manual.
Restraint System:
N/A (Motorcycle specific)
💡 Technology Features
Infotainment
Infotainment Systems:
N/A (Basic motorcycle technology for the era)
Driver Assistance
Driver Assistance Features:
N/A (Basic motorcycle technology for the era)
Connectivity
Connectivity Features:
N/A (Basic motorcycle technology for the era)
Electrical Components
Electrical Diagrams:
Comprehensive Wiring Diagrams are included, essential for diagnosing and repairing electrical issues.
🔧 Maintenance
Service Intervals
General Maintenance Schedule:
The manual provides General Maintenance sections and a Maintenance Chart outlining recommended service intervals for various components (e.g., oil changes, filter replacements, chain lubrication).
Fluid Specifications
Recommended Oils And Fluids:
The manual specifies recommended oils for the engine, transmission (if separate), brake fluid, and coolant (if applicable) with detailed specifications and capacities.
Known Issues
Common Problems:
While not explicitly listed, the Troubleshooting section would address common issues encountered with this model, such as carburetor tuning, electrical gremlins, and wear items.
Lubrication
Lubrication Points:
The manual includes Periodic Lubrication schedules detailing specific points requiring lubrication and the type of lubricant to use.
Tightening Torque
Torque Specifications:
Crucial tightening torque specifications for critical fasteners across all systems are provided for correct assembly and safety.
📚 Vehicle History
Brand Heritage
Yamaha Motorcycle Legacy:
Yamaha has a long history of producing reliable and innovative motorcycles, known for their performance and engineering.
Model Evolution
Sr Series Evolution:
The SR series, particularly the SR400/SR500, is iconic for its simple, classic design and thumpers. The SR250 likely inherited this lineage, offering a more accessible displacement.
Production
Production Period For Manual:
1980-1983, capturing a specific generation of the SR250/SR250G.
🏆 Awards & Recognition
Recognitions
Model Recognitions:
The SR series is generally well-regarded for its classic styling and reliability, often considered a timeless motorcycle design. Specific awards for the 1980-1983 SR250G are not detailed in the product information but are implied by its enduring appeal.
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