POWER PLANT LIMITATIONS pr1

Question 1

1. When is a manual start recommended?

Answer 1

1. At high elevation airports
2. During extremely hot weather conditions
3. If low pneumatic supply pressure is expected
4. After aborting an engine start

Question 2

2. What is the purpose of the MAN START push button?

Answer 2

Pressing this button causes the Start Valve to open and the Pack Valves to close

Question 3

3. What happens when the Engine Mode Selector switch is selected to IGN/START?

Answer 3

1. The FADEC activates
2. The ECAM displays the engine system page
3. It Arms the engine MASTER switches and the ENG MAN START switches.

Question 4

4. Which ignition system is used during an automatic engine start?

Answer 4

Either system A or B

Question 5

5. Which ignition system is used during a manual engine start?

Answer 5

Both System A & B

Question 6

6. Will the FADEC automatically shutdown an engine during a manual engine start?

Answer 6

No

Question 7

7. During an automatic engine start on the ground, it appears that the engine is about to exceed a temperature limit, what should you do?

Answer 7

Let the FADEC perform an auto shutdown and follow the ECAM instructions

Question 8

8. What happens if you forget to return the Engine Mode selector to NORM after an engine start?

Answer 8

The ECAM will stay on the engine page and the flight control page will not automatically appear during the flight control check.

Question 9

9. What is the significance of a FAULT light on the ENGINE START/IGNITION Panel?

Answer 9

An automatic start abort
A start valve fault
A disagreement between the HP fuel valve position and it commanded position

Question 10

10. What is the purpose of the CRANK position of the ENG MODE selector rotary knob?

Answer 10

The start valve opens if the ENG MAN START switch is ON and N2 is below 10%. This is used to dry crank the engine for cooling or as part of the tail pipe fire procedures.