Revision chapter 2

The purpose of lubricating system is to __________________________________.

_________________ is a reservoir, or storage container, for the engine lubricating oil, and a collector for oil returning from the engine lubricating system.

_________________ deliver oil under pressure to the internal engine parts.

___________________ helps to clean the oil in the system.

________________________ is used to prevent excessive oil pressure in the engine.

—Many engine oils have a viscosity index improver added. Define the meaning of SAE5W-30 of multiple viscosity oil.

SAE5W - __________________

SAE30 - _________________

Choose the components of cooling system.

i - water pump

ii - radiator

iii - oil filter

iv - oil pump

v- thermostat

• i, ii and iii

• i, ii, and v

• i, ii, iii, and v

• ii. iii, iv, and v

Name the component that has a function of pushes the hot coolant out of the water jacket and through the radiator

• radiator

• radiator fan

• thermostat

• water pump

___________ control the coolant flow in cooling system.

_____________ is used to increase the boiling point of the coolant.