NVIC 07-14 Task 1.1.H(M/G)

Carry out a watch routine appropriate to the duties of a rating forming part of an engine-room watch.

RFPEW-A1.2 Engine-room watchkeeping procedures

On a motor or gas turbine vessel at sea or at anchor in clean water, on a simulator, or in a laboratory,

the candidate monitors a reverse osmosis plant.

The candidate:

1. Checks plant’s operational status;
2. Checks sea water feed and high pressure pump suction and discharge pressures as appropriate;
3. Checks pre-filter pressure drops;
4. Checks membrane bank pressure drops;
5. Verifies and checks distillate flow to proper tank;
6. Observes the position of the 3-way valve to ensure it is not tripped, unless in the case of high salinity;
7. Takes water-meter reading;
8. Checks distillate salinity; and
9. Notifies the watch engineer of any unusual or unsafe conditions