What is the heart of the lubrication system, which is located in the oil pan on the bottom of the engine? And it pulls oil up from the oil pan and makes the engine oil circulate through the engine.
A. Screened intake
B. oil filter
C. oil pump
D. oil pressure relief valve
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Which statement about the Lubrication oil is fault?
A. The oil forms a film on the metal surface and prevents a metal to metal contact
B. The oil absorbs and carries the heat away from the engine components.
C. The oil washes off dirt away from the engine parts through its chemistry
D. The oil forms a good seal between piston rings and cylinder walls
What is the cooling agent in the liquid cooling system?
A. Coolant
B. Air
C. Lubrication
D. Gasoline
What is it_apparatus that cools the motor?
A. Radiator
B. Thermostat
Coolant
D. Pump
To avoid loss of antifreeze due to expansion, the cooling system_____
A. must not be completely filled
B. must install a bypass valve
C. must install a pressure control valve
D. must be sealed
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