HFO BECOMING STICKY BETWEEN THE PISTON RINGS DUE THE INJECTOR LEAKAGE


Name: Raize Paul Puthukkadan, Student ID: 2763, Rank: CIE – Chief Engineers

Summary:
AE Failure due to fuel leakage to combustion chamber. During trying out of AE.
It was found engine not turning. On inspection found #3unit fuel injector leaked and HFO found collected in combustion chamber between piston rings. HFO had become rock solid.

Corrective Action/ Lessons to be learnt:
AE to be started & stopped in HFO
Bar over the engine before trying out to see whether the engine is free.
Fuel Valves to be overhauled & pressure tested regularly.
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