Product Guides

V-Belt Troubleshooting: Common Issues & Fixes

Even with the best installation practices, V-belt systems can run into issues. Below, we break down common problems, root causes, and expert-backed solutions—plus a quick look at static conductivity and its importance in safety-critical environments. Why Is My V-Belt Noisy? If your V-belt is squealing, chirping, or grinding, it may be due to: Misalignment Improper tension Worn or glazed pulleys Fix: Check alignment with a laser tool, re-tension using specs, and inspect pulley surfaces for wear. Why Does My V-Belt Keep Breaking? Frequent breakage is a sign of deeper mechanical issues: Excessive belt tension Misaligned drive components Tip: Use a tension gauge and inspect pulleys for sharp edges or grooves. What Causes Premature V-Belt Wear? Early wear often traces back to: Incorrect belt alignment Improper or fluctuating tension Contaminated environments (oil, dust, chemicals) Using the wrong belt type for your application Solution: Switch to oil/heat-resistant belts. How Can I Increase the Life of My V-Belt? Extend belt lifespan with these best practices: Maintain correct tension Ensure proper pulley alignment Conduct regular inspections Use the right belt type for the job Routine matters: Include belts in your monthly or quarterly maintenance checks. What Is Static Conductivity in V-Belts—and Why Does It Matter? Static conductive belts help discharge built-up static electricity—essential for: Flammable or explosive environments Electronic manufacturing or assembly areas Cleanroom operations What Is Static Conductivity in V-Belts—and Why Does It Matter? Static conductive belts help discharge built-up static electricity—essential for: Flammable or explosive environments Electronic manufacturing or assembly areas Cleanroom operations When machines operate in dusty, gaseous, or volatile conditions, even a tiny static spark can be enough to ignite a fire or explosion. That’s why it's critical to use belts designed with anti-static properties in mind. Why Choose FRAS Belts? If your application involves hazardous or combustible atmospheres, standard belts just won’t cut it. This is where FRAS (Fire-Resistant and Anti-Static) belts come into play. FRAS belts are engineered to meet both fire resistance and static conductivity standards, making them the go-to solution for industries where safety is non-negotiable—such as: Underground mining Oil and gas facilities Grain silos Chemical plants Industrial processing lines These belts reduce the risk of ignition from both external flame exposure and internal static build-up, protecting your people, property, and productivity. View our FRAS belt range here