DIESEL ENGINE

Question 1

What liquids are required for a diesel engine to function properly?
[3]

Answer 1

fuel
oil
coolant

Question 2

How many gallons of diesel can be held in the fuel tank?

[1]

Answer 2

253 gallons

Question 3

How do you assess the contents of the fuel tank?

[1]

Answer 3

use the sight glasses

Question 4

Where and how much is lubricating oil carried on a vehicle?

[2]

Answer 4

36 litres

in the header tank

Question 5

What will ultimately shut and engine down: oil level or oil pressure?
[1]

Answer 5

oil pressure

Question 6

What is the purpose of the cooling system?

[1]

Answer 6

to stop the engine over heating, it is also utilised for the heating

Question 7

What does the thermostatic bypass valve do?

[1]

Answer 7

bypasses the radiator to allow the engine to reach operating temperature quicker

Question 8

List the main components of the hydrostatic system?

[7]

Answer 8

hydrostatic tank 2 motors
fixed pump thermostat
variable pump cooler

Question 9

Name the hydrostatic pumps and give a brief description of what they do?
[4]

Answer 9

fixed pump- changes speed according to the speed of the train and powers the radiator fan
variable pump- remains at a fixed speed and powers the alternator, as well as the aircon on the 166

Question 10

What symptoms may indicate a faulty turbo charger?

[3]

Answer 10

black exhaust
loss of power
erratic running of the engine