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Carburetor Research Paper

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How to Clean an ATV Carburetor, and the Air Filter, Check for Spark, and Check for Compression (The 4 components necessary for an engine to run) An engine needs four components to start up and run correctly. These units include air, fuel, spark, and compression. A common problem to prevent an engine from starting is a clogged carburetor. A carburetor supplies fuel to the combustion chamber of an engine. When an ATV sits for longer than two weeks, it is highly probable that the carburetor becomes clogged up due to the addition of ethanol into fuels. In the past, ethanol was not present in fuels. Although non-ethanol fuel is available, it is very hard to find a gas station that carries this fuel. Most gas stations only carry fuel with the addition of ethanol. When the carburetor becomes …show more content…

• Take the screws off of the carb bowl with the Philips screw driver. • Take the carb float out • Take out the carb jets • Take all other screws off of the carburetor paying attention to how you take the carb apart. • Being careful not to spray any rubber gaskets, (these can get messed up if sprayed) spray carb cleaner through all holes in the carburetor making sure that it sprays out of another opening of the carburetor. • Once the person is completely positive that all holes in the carb are clear, reassemble. • Replace jets by screwing them in with the flat head screw driver. • Replace carb float into carb • Attach carb bowl to the carb by re-screwing the 4 screws that were originally removed with the Philips screw driver. • Once carb is completely reassembled, mount it to the engine from by re-bolting it as it was removed. Once re-mounted to the engine. Start the engine and if it will not start, proceed to check the air filter, spark, and compression. If the ATV has started fine before it’s sat for an extended period of time, it should start up just fine after the carb is

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