Main Engine 4-Stroke · Main Engines (4-Stroke)
Marine engineers and crew members rely on reliable and powerful propulsion engines to ensure the smooth operation and safety of their vessels. vm motori s.p.a’s MD706LH/LS/LI engine is designed for propulsion applications, offering a robust 220 kW of power at 3800 RPM, making it suitable for various maritime vessels. This engine features a 4-stroke cycle with an electronic direct injection fuel system and turbocharged aspiration, ensuring efficient combustion and performance. It falls under IMO Engine Category 1, indicating its suitability for engines with displacement less than 0.9 liters per cylinder and a power output of 37 kW or greater. Regular maintenance and monitoring are crucial to prevent common issues such as poor combustion due to injector wear or fuel contamination, lubricating oil pressure problems, cooling system deterioration, valve train faults, fuel system leaks, and bearing wear. Service records should be reviewed for trends in exhaust temperature spread, oil pressure, cooling temperatures, starting behavior, and vibration, and the engine should be inspected for leaks and the condition of flexible connections and mounts. Following the manufacturer’s recommendations for spare parts and maintenance will help ensure the longevity and reliability of the MD706LH/LS/LI engine.
Do you have the manufacturer datasheet for this model? Send it with the enquiry form — we check it and name the source.
What our service work and the manufacturer documentation say about keeping this model running.
Review running records for exhaust-temperature spread, lubricating-oil pressure, cooling temperatures, starting behaviour, vibration and abnormal consumption trends. Inspect for fuel, lubricating-oil, cooling-water and exhaust leaks and check the condition of flexible connections, mounts, foundations and coupling or gearbox interfaces. Examine filters, coolers, pumps, valve gear, injectors and accessible combustion components in accordance with the planned-maintenance system. Check crankcase condition, oil analysis and any available bearing or vibration monitoring for developing wear. A surveyor should verify alarms, shutdowns, overspeed protection, emergency stopping arrangements and guarding of moving or hot parts as applicable to the installation. For cylinder dimensions, rotational speed, pressures, clearances, temperatures, wear limits and setting values, refer to the manufacturer documentation for the exact figure.
Carry fuel-filter and lubricating-oil-filter elements, approved seals and gaskets, injector service or replacement components, valve-train wear parts appropriate to the engine, and service parts for essential pumps. Critical installations should also hold selected sensors, relays or control modules, starting-system components, belts or flexible elements where fitted, and manufacturer-recommended bearing or cylinder-head service items. The exact onboard spare scale should follow the manufacturer, class requirements, engine redundancy and the vessel's trading pattern.
Free of charge — send us your request for vm motori s.p.a equipment. Our team checks it and replies by e-mail.
Other models of the same equipment type, vm motori s.p.a first.
Tell us what you need for this vm motori s.p.a MD706LH/LS/LI — a part, a service call, a second opinion. Are you vm motori s.p.a? Claim this brand page.
Service engineer? Write the day report for this MD706LH/LS/LI in OceanSphere Work — photos, hours and parts, as a PDF for the owner. Try it free for 14 days →
Yes. Specifications, documents and service notes for this model are readable without an account. An account adds saved searches and requests, nothing is taken away.
Yes. Tell us the manufacturer, the model and what you need — a person reads every request and replies by e-mail.
Send us the nameplate or the correct value. We check it against the manufacturer datasheet or class-society record and update the page.