APU

Question 1

How long after stabilisation of the APU does bleed air become available ?

Answer 1

Approximatley 2 minutes

Question 2

Can the APU be restarted following an overspeed fault ?

Answer 2

No

Question 3

On the ground the APu will auto shutdown for the following conditions ?

Answer 3

1. Low oil pressure
2. High oil temperature
3. High exhaust gas temperature
4. Other internal APU failures

Question 4

True or False - A continuous self test feature
allows unattended APU operation on the
ground ?

Answer 4

True

Question 5

The APU page is automatically presented on the MFDU when ?

Answer 5

1. The start selector is positioned from OFF to ON
2. During APU start
3. If an APU parameter, EGT or RPM, exceeds its limit.