Yamaha SXV70G, SXV70ERG 2002 Owner's Manual

Yamaha SXV70G, SXV70ERG 2002 manual cover
Pages 96
Year 2002
Language(s)
English en

Yamaha SXV70G, SXV70ERG 2002 Specification

The Yamaha SXV70G and SXV70ERG, both introduced in 2002, are part of Yamaha's lineup of snowmobiles designed for reliable performance in various winter conditions. The SXV70G features a robust two-stroke engine, specifically a 696cc twin-cylinder configuration engineered to deliver a balance of power and efficiency. This model is equipped with a Mikuni TM38 flat-slide carburetor, which enhances throttle response and fuel delivery, ensuring optimal performance across different terrains.

Complementing the engine, the SXV70G incorporates a liquid-cooling system that maintains consistent engine temperatures, thereby enhancing durability and performance under demanding conditions. The transmission is a variable ratio V-belt automatic, providing smooth and adaptable power delivery to the snowmobile's track. The suspension system includes a front independent double-wishbone design and a rear ProAction Plus system, both of which are calibrated to offer a comfortable and stable ride over uneven snow surfaces.

The SXV70ERG model shares the same fundamental specifications as the SXV70G but includes an electric start feature for added convenience, eliminating the need for manual pull-starting. Both models are designed with a lightweight frame that contributes to agile handling and maneuverability, crucial for navigating through tight trails and open snowfields. The ergonomic design of the seat and handlebar layout ensures rider comfort during extended rides, while the durable construction materials withstand harsh winter elements. Together, these features make the Yamaha SXV70G and SXV70ERG reliable choices for snowmobile enthusiasts seeking performance and comfort in their winter adventures.

Yamaha SXV70G, SXV70ERG 2002 F.A.Q.

What is the recommended oil type for the Yamaha SXV70G and SXV70ERG 2002 models?

The recommended oil type for the Yamaha SXV70G and SXV70ERG 2002 models is Yamalube 4-stroke oil, 10W-40 or a similar high-quality oil that meets the specifications outlined in the user manual.

How often should the air filter be cleaned or replaced on these models?

The air filter should be checked every 50 hours of operation or more frequently if used in dusty conditions. Clean or replace the air filter as needed to maintain optimal performance.

What are the steps to troubleshoot starting issues on the Yamaha SXV70G and SXV70ERG 2002?

If the engine does not start, check the fuel level, ensure that the battery is fully charged, inspect the spark plug for wear or fouling, and verify that the kill switch is in the correct position.

How can I properly store my Yamaha SXV70G and SXV70ERG during the off-season?

To store the vehicle, clean it thoroughly, change the oil, empty the fuel tank or add a fuel stabilizer, remove the battery and store it in a cool, dry place, and cover the vehicle to protect it from dust and moisture.

What maintenance should be performed every 100 hours of operation?

Every 100 hours, check and adjust the valve clearance, inspect the drive belt for wear, examine the brakes, and lubricate all pivot points and cables.

How do I adjust the carburetor settings on the Yamaha SXV70G and SXV70ERG 2002?

Adjust the carburetor by first setting the idle speed screw and then adjusting the air-fuel mixture screw to achieve smooth idling. Refer to the service manual for specific adjustment procedures and settings.

What could cause the Yamaha SXV70G and SXV70ERG to overheat, and how can it be prevented?

Overheating can be caused by low coolant levels, a clogged radiator, or a malfunctioning thermostat. Regularly check coolant levels and clean the radiator to prevent overheating.

How can I improve the fuel efficiency of my Yamaha SXV70G and SXV70ERG 2002 models?

To improve fuel efficiency, ensure the tires are properly inflated, perform regular maintenance, use high-quality fuel, and avoid excessive idling.

What type of spark plug should be used in the Yamaha SXV70G and SXV70ERG 2002?

Use NGK CR7E or an equivalent spark plug for optimal performance. Always check the gap and adjust it to the specifications in the user manual before installation.

How do I check the brake fluid level on these Yamaha models?

To check the brake fluid level, position the vehicle on a level surface, locate the brake fluid reservoir, and ensure the fluid is between the minimum and maximum marks. Use DOT 4 brake fluid if a refill is necessary.