Refuelling assigment 2

REFUELLING ASSIGNMENT TWO................................................ NAME:___________________

PASS MARK 30/50

Question 1 (11 Marks)
Name the numbered parts of a typical fuel tank arrangement.

Question 2 (1 Mark)
The vessel’s fuel tank vent pipe usually terminates:
a. At the top of the mast
b. In the engine spaces
c. Near the exhaust outlet
d. Above the main deck

Question 3 (1 Mark)
An arrangement for closing off the fuel from a position outside the engine spaces must be provided. The valve is fitted:
a. At the tank
b. Between the primary filter and the lift pump
c. On the engine
d. After the engine mounted final filter

Question 4 (1 Mark)
Running out of fuel can cause severe damage to the engine for the following reason:
a. Dirt may enter the fuel supply
b. Water or sludge may enter the fuel supply
c. The fuel injection pump may be damaged
d. The governor may need stripping for cleaning

Question 5 (1 Mark)
When doing pre-departure checks, the fuel tank?
a. Should be full
b. Should be at least half full
c. Should have enough fuel for the voyage plus 20%
d. Should have enough fuel for the voyage

Question 6 (1 Mark)
Which of the following is not required when re-fuelling a vessel with a single fuel tank.
a. Prevent people smoking
b. Turn off the LPG system
c. Turn off the fuel line shut off valve
d. Turn off the battery isolation switch

Question 7 (1 Mark)
Checking the fuel levels is part of the engine room pre-departure checks.

(TRUE/FALSE)

Question 8 (1 Mark)
Batteries give off Hydrogen gas during charging.

(TRUE/FALSE)

Question 9 (1 Mark)
Plastic fuel lines are permitted on commercial vessels to allow for the vibrations of the motor.

(TRUE/FALSE)

Question 10 (1 Mark)
Detergent must be used to wash out diesel spilt in the bilges.

(TRUE/FALSE)

Question 11 (1 Mark)
Fuel gauges are the most accurate way to determine tank contents.

(TRUE/FALSE)

Question 12 (1 Mark)

The explosive gas, LPG, settles in the bottom of the bilge.

(TRUE/FALSE)

Question 13 (1 Mark)
Diesel fuel is heavier than water .

(TRUE/FALSE)

Question 14 (10 Mark)
Describe the key points of your plan to safely refuel this vessel (whose twin tank arrangement is drawn below) ensuring adequate stability throughout the operation. One mark will be given for each relevant response.

___________________________________________________________________________

____________________________________________________________________________

Question 15 (4 Marks)
Match the description on the right, with the correct item on the left:

1. Dry Chemical...................................Coloured all red
2. Water................................................Coloured red with a black band
3. CO2..................................................Coloured red with a blue band
4. Foam................................................Coloured red with a white band

Question 16 (2 Marks)
Which extinguisher would be of least use in fighting a fire during refuelling. Why?

____________________________________________________________________________

Question 17 (1 Mark)
In the event of a major engine room fire, which of the following actions would you do first.
a. Close fuel supply valves
b. Activate fixed fire fighting system
c. Open engine room vents
d. Turn off motor

Question 18 (1 Mark)
How would you limit the chance of reignition after extinguishing a fuel fire.

a. Open up the space to check the fire is all out.
b. Keep a carbon dioxide extinguisher continuously cooling the seat of the fire.
c. Liberally spray the area with foam.
d. Drain all remaining fuel into jerry cans to empty the tanks.

Question 19 (5 Marks)
What are the actions you would take in order in the event of a fuel spill into the water during re-fuelling? Assume you cannot do them all at once.

____________________________________________________________________________

___________________________________________________________________________

____________________________________________________________________________

Question 20 (3 Mark)
List three advantages of using an additive/conditioner on refuelling.

___________________________________________________________________________

____________________________________________________________________________

Question 21 (1Mark)
On reaching your destination why is it likely that your stability will be less than when you departed.

____________________________________________________________________________