Main Engine 2-Stroke · Main Engines (2-Stroke)
The MAN 6G45ME-C9.6 is a low-speed, 6‑cylinder, two‑stroke marine diesel engine delivering up to 13 500 kW at 129 rpm, distinguished by its hydraulic camshaft system and advanced electronic control.
6 = Number of cylinders, G = Green Ultra Long Stroke, 45 = Bore 450 mm, ME-C = MAN Electronically controlled Mark C, 9.6 = Mark 9.6 control generation.
The 6G45ME-C is a newer platform between the 40 and 50 bore series. Ultra Long Stroke (2070 mm, S/B=4.6). 6 cylinders for better mass balance. For small to medium-sized vessels.
| Parameter | Expected | Deviation means |
|---|---|---|
| Exhaust gas temperature | 320-420 degrees C | >25 degrees C spread |
| Scavenge air pressure | 1.5-3.0 bar | TC fouling |
| Cylinder oil consumption | 0.7-1.2 g/kWh | BN |
| OMD | <2.5% LEL | Packing gland |
Symptoms: Liner-Wear
Causes: Separator, VLSFO
Preventive: <15 ppm.
Symptoms: Wear
Causes: BN, Part load
Preventive: Adjust BN.
Symptoms: Timing
Causes: Oel
Preventive: HPS oil.
IMO Tier II. ECA: VLSFO/Scrubber.
Reference content for inspector orientation. Always verify against manufacturer's manual, latest service letters and class society requirements.
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