Level 1 Cooling Obs

Which of the following is NOT expected to remove heat from a cylinder?

• Engine block Fins

• Transmission Oil

• Water and Antifreeze mix

• Surrounding Air

What is the normal maximum temperature of the coolant in a water cooled system?

• 27⁰c

• 38⁰c

• 100⁰c

• 2500⁰c

The water pump normally forces the coolant from the cylinder block through the radiator. Is this true or false

• True

• False

Answer explanation

What position will the thermostat be in just after the engine has been started first thing in the morning?

• Half open

• Closed

Which of the following would indicate that you were looking at a crossflow radiator?

• Core tubes are vertical

• Radiator is mounted horizontally

• Transmission cooler is mounted at the bottom

• Tanks are on the side

Answer explanation

What would be the effect of a weak spring in a radiator cap?

• Water would boil at a lower temperature

• Water would boil at a higher temperature

• The cap would fall off

• The engine would stop immediately

Which of these statements about a thermostatic switch on an auto cooling system is true?

• It controls the temperature gauge

• It turns the fan on when it is cold

• It is located at the highest point of the cooling system

• It is connected between the battery and the fan

Answer explanation

What is the effect of adding antifreeze to the cooling system?

• raising the freezing point of the water

• Lowers the boiling point of the water

• Lowers the freezing point of the water

• increases the corrosion in the engine block

Answer explanation