Main Engine 4-Stroke · Main Engines (4-Stroke)
This equipment category includes large-scale marine engines designed for reliable power generation. The Wärtsilä 6LW46F is a robust and efficient engine within this class. With a bore of 460 mm and a stroke of 580 mm, it operates at 600 rpm and delivers a powerful output of 4140 kW using heavy fuel oil (HFO) or marine diesel oil (MDO). Manufactured in Trieste since 2004, this engine has accumulated over 7.2 million operational hours. Common issues include valve failures due to corrosion from poor fuel quality and turbocharger damage caused by leaking valves. Regular inspections are crucial for maintaining the integrity of components like cylinder liners and piston crowns, ensuring long-term reliability and performance.
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