Maintenance and Care
MAN marine diesel engines D2868 LE4.. / D2862 LE4..
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Carefully read through the Operating Instructions before starting any work!
This particularly applies to the General Safety Instructions section
and the safety instructions in the various chapters.
8.4.9
Alternator
The alternator is maintenance-free.
Observe the following requirements to prevent alternator damage:
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Do not switch off the battery master switch.
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Do not disconnect the battery whilst the engine is running.
8.4.10 Visual inspections on the engine, external cleaning
Engine damage is frequently caused by occurrences, which at first seem to be unimportant or insignificant.
Therefore simple visual inspection can be used to detect impending faults at an early stage.
Cleanliness is a prerequisite for faultless operation.
Visually inspect hose connections
Check the coolant hoses for:
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Leakage of coolant or sea water.
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Firm seating of the hose clamps.
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Soiling and oil contamination.
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Ageing (porosity and brittleness) of the hose material.
Check for oil leaks
Visual inspection of the complete engine, in particular of the turbocharger in respect of:
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Oil discharge at the compressor and exhaust duct.
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Damage and leaks at the oil pressure and oil return lines.
