Main Engine 4-Stroke · Main Engines (4-Stroke)
The MAN 9L48/60CR is a high‑speed, 9‑cylinder, inline marine diesel engine delivering up to 10 800 kW at ~514 rpm, featuring an advanced electronic common‑rail fuel system and Tier II/III emissions compliance.
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| oil_change | 1000-1500 hours |
|---|---|
| fuel_filter_change | 500-1000 hours |
| air_filter_change | 1000-2000 hours |
| coolant_change | 2000-4000 hours |
| cylinder_liner | 0.5-1.0 mm wear |
|---|---|
| piston_ring | 0.5-1.5 mm wear |
| exhaust_valve | 0.5-1.0 mm wear |
| turbocharger | 0.1-0.5 mm clearance |
Ranges are typical for this design class. Always confirm against the manufacturer documentation for your serial number.
Class surveyor typically checks for compliance with MAN Energy Solutions maintenance and inspection recommendations, as well as relevant classification society and regulatory requirements
Estimated lifetime: 20000-30000 hours
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