Main Engine 4-Stroke · Main Engines (4-Stroke)
The Wärtsilä 6LW22 engine operates on a medium-speed trunk piston design, featuring a 6-cylinder inline configuration. This engine is part of the Wärtsilä W22 series, with a bore of 220 mm and a stroke of 320 mm, running at 900 rpm. It is designed to run on Heavy Fuel Oil (HFO), Marine Gas Oil (MGO), and Light Fuel Oil (LFO), providing a power output of 1380 kW. The engine incorporates a turbocharger and aftercooler system, enhancing its performance and efficiency. Its specific fuel consumption is 187 g/kWh at full load with HFO. Common maintenance issues include wear in the fuel injection pump plungers, connecting rod bearings, cylinder liner wear and leaks, turbocharger wear, and fuel injection pump rocker bush wear. Regular inspections and timely replacements are recommended to ensure optimal performance and longevity.
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