Clean your engine, make sure the oil level is sufficient and check the fuel mixture in your carburetor--it may be too lean.
Instructions
1. Evaluation the fuel delivery whether your engine won't open. Gaze if there's virgin fuel in the container, scrutinize the fuel tank cap for clogging and make sure the shutoff valve isn't closed.
2. Case for carburetor problems next. The carburetor may be blocked, choked too high or poorly adjusted.
3. Turn your attention to the ignition if the engine still has trouble starting. The spark plug may be dirty, the plug gap may not be correct, the wiring may be damaged or the switch may not be functioning.
4. Check for poor compression--it's another common culprit when an engine doesn't start. Parts such as valves and pistons may be damaged or dirty.
5. Learn the probable causes of a knocking sound. Common ones include a loose flywheel, bad spark plug, worn cylinder and carbon that has built up and needs to be cleaned out of the combustion chamber.
6. Check the areas that often cause overheating.If it powers your lawn Hay-maker or chain maxim, a bitty engine can--and does--develop irritating problems. It may be impenetrable to begin or may die easily--or it can reality up in other ways, such as knocking or overheating. To chop down on frustration, determine diagnose casual problems so you can establish them and, improved all the more, prevent them in the time to come.