Normal procedures

Question 1

Engine cooldown period?

Answer 1

3 minutes at not above taxi thrust (idle reverse counts as well)

Question 2

After reverse thrust levers are moved…?

Answer 2

Full stop landing must be made.

Question 3

Engine warmup period?

Answer 3

2 minutes at taxi thrust

Question 4

Starter usage per start?

Answer 4

Max 2 min

Question 5

Time between start attempts?

Answer 5

10 sec.

Question 6

Aborted engine start conditions:

Answer 6

• n1/n2 does not increase/increases slowly after EGT increases (hung start)
• no oil pressure indication when engine is stable at idle
• EGT does not increase by 15 sec after start lever moved to idle (wet start/no light up)
• EGT quickly nears/exceeds start limit (hot start)

Question 7

Hot start can occur by?

Answer 7

• moving engine start lever to idle early
• failure of engine start switch to stay in GRD until starter cutout RPM (do not re-engage start switch until RPM below 20% N2)