The spark arrestor is a small screen that prevents the engine from emitting sparks. If old fuel was left in the leaf blower, drain the old fuel from the fuel tank and replace the fuel filter. This sticky fuel can clog up the fuel filter and prevent the engine from starting. Over time, some of the ingredients in the fuel may evaporate, leaving behind a thicker, stickier substance. A clogged fuel filter is most commonly caused by leaving fuel in the leaf blower for a long period of time. Many rewind springs can be replaced individually, but it may be easier to replace the whole recoil starter assembly. If the rewind spring is broken, replace it. Broken Rewind SpringĪs a result, the engine won’t start. Many rewind springs can be replaced individually, but it may be easier to replace the entire rewind pulley and spring assembly. If the rewind spring is broken, the rope won’t be able to recoil onto the chainsaw pulley.Īs a result, the engine won’t start. When the starter rope is pulled and released, the rewind spring recoils the starter rope onto a pulley. If the recoil starter pulley is broken, replace it. If the recoil pulley is broken or stuck, it won’t be able to rewind the starter rope. The recoil starter pulley winds up the starter rope when the rope is not in use. When you release the rope, the tabs should retract and the rope should rewind back on the pulley.Ĭheck this too: Best 20 Gallon Air Compressor Faulty Recoil Starter Pulley When you pull the starter rope, tabs extending from the pulley and cam should grab the hub on the engine, causing the engine to turn. Remove the starter assembly and inspect it to determine if it is working properly. If the recoil starter assembly is defective, the leaf blower won’t start. The recoil starter assembly engages the crankshaft to turn over the engine. If cleaning the carburetor isn’t effective, rebuild or replace the entire carburetor. If the carburetor is clogged, try cleaning it with carburetor cleaner. This sticky fuel can clog up the carburetor and prevent the engine from starting. A clogged carburetor is most commonly caused by leaving fuel in the leaf blower for a long period of time. If there is no spark, this indicates that the spark plug is defective and should be replaced. You should see a strong spark between the tester’s terminals when the engine is cranking. To determine if the spark plug is defective, use a spark plug tester. If the porcelain insulator is cracked, an electrode is burned away or damaged, or there is heavy carbon buildup at the electrode, replace the spark plug. Inspect the spark plug for signs of wear or damage. Here are the top reasons why your Ryobi leaf blower won’t start Worn out Spark Plugs Keep reading to learn how to use your leaf blower more efficiently and troubleshoot any problems it may have. However, even the best gadgets do break down from time to time. Their leaf blowers are highly ranked due to their powerful engine and long battery life. Ryobi gadgets have a reputation for being durable and efficient.
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