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Diesel Mechanic Practice Test: Cooling System & Lubrication System
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Diesel Mechanic Practice Test: Cooling System & Lubrication System
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25 Questions

1. What is the cause of water leakage in water pump?
2. Which system the gear type oil pump is used?
3. Which engine is used the Petrol oil lubricationsystem?
4. Which part allows to flow water from upper tank to lower tank of theradiator?
5. How oil deliver from the crank shaft main bearings to connecting rodbearings?
6. What is the name of part marked as‘x’?
7. What is the effect if the radiator cores are clogged?
8. Which one is the properties oflubricant
9. Which part helps to increase the water boiling point in water coolingsystem?
10. Which type of lubrication system is used in two strokeengine?
11. Which type of pump is used in water cooling system?
12. Which one could contribute to engine overheating?
13. What is the reason pump does not suck the oil?
14. The viscosity measured by--------
15. Between which two parts the thermostat is located in the cooling system?
16. What is the name of checking?
17. Which types of cooling system the rate of cooling is verylow?
18. What is the main purpose of thelubricant?
19. What is the purpose of the radiator in the coolingsystem?
20. Friction is ------ when pressure is low.
21. Which lubrication system is used separate oiltank?
22. Which part drives the oilpump?
23. What is the purpose of the dip stick used in theengine?
24. In gear type oil pump the number of gears are------
25. If thethermostat valve remain closed, then......

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