Main Engine 4-Stroke · Main Engines (4-Stroke)
The MAN Energy Solutions 12V48/60B is a medium‑speed V12 four‑stroke diesel engine delivering up to 12 000 kW at 514 rpm, designed for main propulsion on large commercial vessels with fuel flexibility (HFO/MDO).
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What our service work and the manufacturer documentation say about keeping this model running.
Trend oil pressure, coolant temperature, exhaust temperatures, load balance, vibration and crankcase condition. Inspect fuel equipment, filters, coolers, valves, turbocharger, mounts and safety shutdowns according to the maintenance plan. Investigate persistent cylinder imbalance, oil debris or coolant leakage promptly. Refer to the manufacturer documentation for the exact figure for valve, bearing, injection and wear limits.
Carry fuel and oil filters, injector service parts, valve-train and gasket items, cooling-system seals, sensors, belts where fitted and critical bearing or turbocharger consumables.
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