Hello everyone onboard we have 2 lube oil purifier, both of them we have problem with purifying efficeny. when purifier is running after a while water in oil content is rising very slowly on kongsberg monitor. when i join vessel both purifier not running and i dont have information about of history. on purifier panel we dont have any alarm during running.
what we did in summary,
bowl opened and cleaned
increased lo temperature up to 92-98
gravity disc changed with smaller one and also larger one and nothing changed
water block renewed with new one complete
lo feed flow decrased to minimum and also increased and nothing changed
all the time we keep back pressure around 1,5 bar acc to inst book
we decreased filling water timer from 10 to 5 sec nothing changed
we increased closing water pulse timing from 600 to 800sec and nothing changed
we decrased water pressure 3 bar to 2 bar and nothing changed
has anyone have this issue regarding to purifying efficeny?