4. Try to keep checking your belts. This is generally for two-stage snowblowers. If your snowblower is not functioning well then the belts is in need of repair. Check the snowblowers belts for cracks, tears or excessive wear and replace it if needed. If you are done using your snowblower and ready to store it for the next season, consider your belts with aerospace protectant which can prevent these wear and tears in the future. Learn more about Snowblower here.