A320 Engines

Question 1

What are the stages/sections of our engines

Answer 1

N1 fan
N1 3 stage lp “booster”
Accessory Gear box
N2 10 stage hp compressor
Combustion section
N2 2 stage hp turbine
N1 7 stage lp turbine

Question 2

Accessory gearbox houses (7)

Answer 2

Connection to N2
pneumatic starter
FADEC alternator
IDG
Fuel pump
Hydraulic pump
Oil pump

Question 3

Additional NEO engine anti-ice

Answer 3

CORE
BOOST (lip of booster section)

Question 4

Engine stabilization - 200, 700

Answer 4

2 minutes

Question 5

Engine stabilization - 300

Answer 5

3 minutes

Question 6

Engine stabilization - 600

Answer 6

5 min IF engines were off 2+ hours

Question 7

Engine cool-down

Answer 7

3 min after high thrust ops

Question 8

Engine start fault light (2)

Answer 8

Aborted start
HP pump and FADEC disagree