AMS 272 Unit 3 Questions with Correct Answers

AMS 272 Unit 3 Questions with Correct Answers


Question 1:
Describe the fuel flow of APU Function of APU Turbine Wheel
Answer:
Describe the fuel flow of APU Function of APU Turbine Wheel


Question 2:
How long is a typical cool down period for APU's? Why do we let them cool down?
Turbine exciter boxes used to contain what kind of material in the discharge tube in older
generation aircraft?
10,000 - 17,000ft
17,000 - 37,000 ft
Prevent ice from blocking the fuel filters, uses pneumatic air for heating Titanium; fireproof and
some sound reducing
3 min, to avoid APU damage due to thermal shock
Answer:
10,000 - 17,000ft


Question 3:
radioactive material, if unit is damaged it must be handled properly
Answer:
radioactive material, if unit is damaged it must be handled properly


Question 4:
MDAU?
Answer:
Maintenance Data Acquisition Unit


Question 5:
SHP?
Answer:
Shaft horsepower