https://macosxpowertools.com/easy-tips-for-small-engine-repair-and-diagnosis/

Generators, lawnmowers and snowblowers. Although they can experience issues with the engine, it’s difficult to repair them. It is their biggest asset. These are some of the most important tips to help identify and fix engines.
The engine’s operation is a part of the voltage regulator is responsible for distributing electricity from the alternator the battery so that it is properly charged. The battery won’t have enough voltage if the voltage regulator malfunctions. Your battery will thus deplete quicker than it ought to. If your battery is fast depleting, the alternator should be examined. To find out if your alternator has a problem, use the aid of a multimeter. If the alternator doesn’t function properly, you should upgrade it.
Inspect the spark plug to determine damage or wear. If the electrode has been scorched or damaged, the porcelain insulator is fractured or there’s carbon buildup at the electrode, you should replace the plug immediately. Use a spark plug tester to find out if your spark plug is damaged. Verify that the carburetor hasn’t been blocked. If not, apply a carburetor cleaner to clean it. Think about replacing or fixing the complete carburetor if this step isn’t successful.
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