Auxiliary Machinery. Test 83 – Online Maritime Tests

When taking over the engine room watch, what should you check concerning the main compressed air system ?

That the air compressors are in a state of readiness with correct oil level in the crankcase and air bottles are drained.
That the valves to the deck air fore and after are open.
That the non-return valves from compressors to bottles are correctly set.
That the branch lines to the working and instrument air are correctly opened and at the desired pressure of 7.5 kg/cm2.

What is the function of the boiler Low Level alarm?

Sound alarm and shut down boiler burner.
Increase the feed water supply.
Reduce the oil supply to the boiler burner.
Sound low level alarm.

When taking over the engine room watch, what should you check in the engine room workshop when no one is working there ?

The fire alarm is switched on, the electric power to equipment switched off and any gas bottle valves are closed.
That the fire alarm is switched off and that the electric power is switched off.
That the lights are switched off and the valves of the welding gas bottles are closed.
That all lockers are closed, that workshop is locked and the lights switched off.

When taking over the engine room watch, what are you to check and verify concerning the bilges and any accumulated water ?

The amount of water in the bilges, the Chief Engineer's standing orders and check for any accumulation and its source.
Check accumulation source and piping and check when the bilges were last pumped .
Check from where the water or oil is originating and when the bilges were last pumped.
Check dryness of bilges, water in accumulation tank (bilge tank) and verify whether bilges were pumped.

How is an air conditioning compressor normally unloaded?

By throttling the suction valves.
By holding open the suction valves.
By holding open the discharge valves.
By throttling the suction valves.

What is to be checked during a drydocking period to ensure that any upward movement of the rudder will be contained and damage to the steering gear will be avoided ?

The rudder stock carrier bearing clearance.
The pintle bearing clearances.
The pallister bearing clearance.
The upper and lower pintle jumping bar clearances.

What is the function of a Viscotherm in the fuel system?

To control the fuel temperature.
To control viscosity by altering temperature.
To regulate the fuel pressure.
Controlling fuel pressure and temperature.

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