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| Description: One of the best tests that can be used to determine engine condition is the cylinder leakage test. This test involves injecting air under pressure into the cylinders one at a time. The amount and location of any escaping air helps the technician determine the condition of the engine. The air is injected into the cylinder through a cylinder leakage gauge into the spark plug hole. A whistle stop used to find top dead center. Remove the spark plug and install the whistle stop, then rotate the engine by hand. When the whistle stops making a sound, the piston is at the top. Picture Stats: Views: 229 Filesize: 241.46kB Height: 285 Width: 438 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=35918 |