Auxiliary Engine (Generator Set) · Auxiliary Engines
This product is a medium-speed diesel generator. Manufactured by Wärtsilä, the 9LW22-GS-60Hz model offers a power output of 1260 kW at 60 Hz and operates on heavy fuel oil (HFO), light fuel oil (LFO), or marine diesel oil (MDO). Its configuration is a 9-cylinder, 4-stroke engine with a bore of 220 mm and a stroke of 320 mm. The engine runs at 900 rpm and features turbocharged and intercooled direct injection for efficient operation. Common maintenance points include issues with fuel injection pump plungers during low-load conditions, wear on connecting rod bearings, cylinder liner wear, and turbocharger degradation affecting efficiency. Regular inspections and timely replacements are advised to ensure optimal performance.
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