Target User:
DIY enthusiasts, independent repair shops, and Yamaha dealers.
Value Proposition:
Provides dealer-level repair information at a fraction of the cost of professional servicing or physical manuals, enabling significant cost savings on maintenance and repairs.
Comparison To Dealer Manuals:
Identical in content to the manuals used by authorized Yamaha dealers and professional mechanics.
Accessibility:
Instant download and email delivery, eliminating shipping wait times and costs.
Convenience:
Printable, bookmarkable, and searchable PDF format allows for easy use in various workshop environments.
Durability:
Digital format allows for easy replacement of soiled or damaged copies by simply reprinting.
Primary Coverage:
1980 Yamaha BR250 Bravo Snowmobile
Secondary Models Mentioned:
SRX 700 D, SRX 700 SD (Note: The manual product description mentions these models, but the primary focus is the BR250 Bravo. It's possible these are related Yamaha models or errors in the product description.)
Type:
Factory Service Manual / Repair Manual
File Format:
Adobe Acrobat (PDF)
Delivery Method:
Instant Download (Email Link)
Engine Systems:
Detailed repair, overhaul, disassembly, assembly, troubleshooting, and installation procedures for the engine.
Fuel Systems:
Coverage of fuel system components, carburetor adjustment, cleaning, and troubleshooting.
Transmission Drive:
Includes final drive and brake systems, transmission overhaul, and drive belt service.
Pvtsystem:
Specific coverage for the Primary Variable Transmission (PVT) system.
Suspension Steering:
Detailed information on suspension components, steering system maintenance, and repair.
Shocks:
Specific section dedicated to shock absorber service and adjustment.
Chassis:
Covers chassis components, bodywork, and frame repairs.
Electrical Systems:
Comprehensive coverage of electrical components, wiring schematics, troubleshooting, and repair.
Lighting Cooling Lubrication:
Includes service for lights, cooling system, and lubrication system.
Clutch System:
Detailed information on clutch system maintenance, adjustment, and repair.
General Procedures:
Includes general information, model specifications, and maintenance schedules.
Repair Procedures:
Step-by-step instructions for all repairs, including detailed illustrations and explanations.
Maintenance Procedures:
Covers routine maintenance tasks, from oil changes to comprehensive servicing.
Troubleshooting:
Extensive troubleshooting guidance for identifying and resolving common and complex issues.
Disassembly Assembly:
Detailed instructions for the removal, disassembly, and reassembly of all major components.
Installation Checks:
Procedures for installation of parts and systems, along with check procedures.
Depth:
A-Z service and repairs, covering everything from basic maintenance to complete component rebuilding.
Illustrations:
Includes detailed illustrations to guide repairs.
Searchability:
Fully searchable text for quick access to information.
Bookmarking:
Bookmarked for easy navigation and convenience.
Engine Type:
Single-cylinder, 2-stroke (Typical for 1980s Yamaha Bravo models, specific engine details would be within the manual).
Displacement:
246cc (Estimated for BR250, specific displacement is detailed in the manual).
Horsepower Range:
Typically in the 15-25 HP range for this era and displacement, exact figures in manual.
Torque Characteristics:
Focus on low-end torque for snowmobile operation, detailed specifications within the manual.
Carburetor Type:
Single Mikuni carburetor is highly likely, specific model and jetting detailed in manual.
Fuel Mixture:
Requires oil-fuel pre-mix; specific ratio and oil type detailed in manual.
Cooling Method:
Air-cooled (Typical for this model and era), with specific fin designs and airflow management detailed.
Transmission Type:
Continuously Variable Transmission (CVT), referred to as PVT (Primary Variable Transmission) in the manual.
Drive System:
Belt-driven, featuring primary and secondary clutch mechanisms for automatic ratio adjustment.
Gear Reduction:
Reduction gears in the final drive unit, specific ratios documented in the manual.
Lubrication:
Lubrication for the final drive is specified in the manual (likely gear oil).
Length:
Specific dimensions are found within the manual's specifications chapter.
Width:
Specific dimensions are found within the manual's specifications chapter.
Height:
Specific dimensions are found within the manual's specifications chapter.
Dry Weight:
Specific dry weight is detailed in the manual's specifications.
Gross Vehicle Weight Rating:
GVWR specifications are included in the manual.
Crash Test Information:
Not applicable for this type of vehicle/equipment in the context of automotive crash safety ratings.
Braking System:
Hydraulic disc or drum brake system (details in manual), with maintenance and adjustment procedures.
Emergency Stop:
Kill switch operation and testing procedures.
Lighting:
Headlight, taillight, and brake light system checks and bulb replacement.
Routine Checks:
Daily/pre-ride checks (tires, track, skis, controls, lights, fuel). Detailed intervals for major services in the manual.
Engine Service:
Spark plug replacement, air filter cleaning/replacement, decarbonization at specified intervals detailed in the manual.
Drive System Service:
Drive belt inspection and replacement, clutch alignment and cleaning at recommended mileage/usage intervals.
Engine Oil:
2-stroke oil specification and fuel-to-oil mixing ratio detailed in the manual.
Final Drive Gear Oil:
Specific gear oil viscosity grade and capacity are documented in the manual.
Coolant:
Not applicable if air-cooled; if liquid-cooled (unlikely for Bravo), coolant type and mix would be specified.
Carburetor Fouling:
Common issue on older 2-stroke engines, requires periodic cleaning and adjustment. Manual provides procedures.
Drive Belt Wear:
Drive belts are wear items and require inspection for cracks, fraying, and proper tension. Manual details inspection and replacement.
Suspension Bushings:
Wear on suspension bushings can lead to poor handling and noise. Manual guides replacement.
Electrical Connections:
Corrosion or looseness in electrical connectors can cause intermittent issues. Manual includes wiring diagrams and troubleshooting for connections.
Yamaha Motorcycles Snowmobiles:
Yamaha has a long-standing history in powersports, including a significant presence in the snowmobile market since the 1960s, known for innovation and reliable engineering.
Bravo Series:
The Bravo series was generally positioned as a reliable, utility-focused snowmobile, often favored for its durability and ease of maintenance in various conditions.
Production Era:
The 1980 model year places this Bravo within a key era of snowmobile development, characterized by advancements in engine technology and chassis design.
