This spray contains a high-quality carburetor cleaner, with high dissolving properties. The spray is non-corrosive and it leaves no residue on the treated surfaces. The spray can be used on the interior and exterior of carburetors and valves, without disassembling the system. Before use, carefully read the following directions and act accordingly. The canister should be kept and used at room temperature. The optimal use of the spray can be guaranteed at operating temperatures between 5 °C and 30 °C. Shake before use. Switch off the engine, and make sure the engine is cooled down. Remove the air filter. Use the spray on the exterior and interior parts of the carburetor that are visible, and allow the spray to take effect. Start the engine, and let it run idle for a few seconds. Spray the cleaner into the air inlet several times, while slowly increasing the speed of the engine. Switch the engine off, and place the air filter back.