Hashtag Sal · video

What this video covers

Adriano Plotzky performs maintenance on the Volvo engine of his sailboat, Balanço, while docked at Aratu Yacht Club in Salvador.0:26 The engine had been running 5 degrees Celsius hotter than normal and failing to reach maximum RPM, with excessive soot appearing in the exhaust.4:46 Plotzky and a mechanic clean the heat exchanger, discovering significant internal fouling on one side, likely caused by gravity-fed sediment accumulation.6:36 They also perform a valve adjustment, using a feeler gauge to set clearances while rotating the crankshaft to the top dead centre (TDC) position for each cylinder.8:03 After reassembly, the engine starts, but the boat continues to struggle with power loss, failing to exceed 1500 RPM.23:56 Diagnostic tests, including checking the air filter and fuel delivery, suggest a potential exhaust blockage or restricted fuel flow.24:27 The maintenance session also includes replacing a seven-year-old starter battery that failed after sitting uncharged in the yard.5:52 Following manufacturer maintenance intervals for heat exchanger cleaning and valve adjustments is essential for preventing performance degradation and overheating.0:47

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