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OIL MIST DETECTOR
All alarms from oil mist detectors, no matter how suspect the instrument may be, are to be treated as an emergency situation and the engine stopped. Alarms must be reported to the Office immediately. Remember there are no false alarm. Alarm will be activated only if the conducive alarm condition is generated. If the equipment is faulty then failure alarm will be activated. Once Oil mist detector alarm is activated, check the type of alarm being activated. If alarm shows high mist following to be strictly followed:
1. Inform bridge and slowdown ME at earliest opportunity and increase the oil circulation by starting stby LO pump manually. Reset OMD alarm.
2. Inform CE and press Engineer’s Call alarm.
3. Shut down engine as soon the situation permits.
4. Engage ME turning gear, close starting air and open indicator cocks. Turn ME and monitor the bearing temperature from remote. DO NOT STAND NEAR THE Main Engine.
5. ER blowers should be running in supply mode.
6. After 30 minutes check crankcase door temp is not more than 45 degC. Once confirmed, stop LO pump and open the crankcase doors.
7. Ventilate the crank case and carry out physical inspection. Look for hot spots at sliding and rotating parts and squeezed bearing metal. Check bottom of crankcase for metal debris.
8. Start LO pump and look for areas with less flow or abnormally high flow.
9. If no abnormality is found close the crank case door and check the OMD. Clean the sensor and ensure the drain line is clear and drive air is free of moisture.
The Equipment is to be serviced by shore service company/ maker at interval of 36months / drydock.

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