Before Start Checklist below the line

Question 1

When should the before start checklist below the line (and flows) be accomplished?

Answer 1

After takeoff performance has been set in the FMS/MCDU and prior to engine start

Question 2

Who is responsible for ensuring the weight and balance and takeoff data is set/entered correctly?

Answer 2

Captain and First Officer

Question 3

If applicable, who checks that the ACM’s seatbelt and should harness are secure?

Answer 3

Captain as part of the before start checklist below the line flow

Question 4

When should the parking/emergency brake be released?

Answer 4

When the flight crew is ready for aircraft movement and then only with verification that the ground crew is ready for pushback/power out

Question 5

Is powerback approved?

Answer 5

No

Question 6

When using hand signals with the pushback crew what signals that the brakes are released AND the nose wheel steering is off?

Answer 6

The “Release Brakes” signal

Question 7

If the ramp is contaminated, when should engine start be accomplished?

Answer 7

After pushback is complete?

Question 8

Which engine will normally be started first and used for single engine taxi?

Answer 8

Engine 1

Question 9

Can Engine 2 be used for single taxi?

Answer 9

Yes (QRH procedure)

Question 10

What will happen if the transition from STOP to START on the engine START/STOP switch is longer than 30 seconds?

Answer 10

FADEC will prevent the engine from starting until the START/STOP switch is cycled through STOP again

Question 11

If the APU is shut down during single engine taxi, how will the second engine be started?

Answer 11

ENGINE CROSSBLEED START procedure

Question 12

How are electrical power disruptions avoided when transferring power (NBPT)?

Answer 12

Wait 30 secondsafter N2 stabilizes before shutting down the APU or disconnecting the GPU

Question 13

Which crew member usually starts both engines?

Answer 13

FO (upon Captain’s request)

Question 14

How long is the engine warmup period?

Answer 14

2 min

Question 15

During cold weather operations, what must be verified prior to engine start?

Answer 15

N1 fan free rotation

Question 16

If oil pressure is not indicated by the time idle RPM is achieved what must be done?

Answer 16

Engine shutdown must be initiated

Question 17

How long may be required for the IDGs to stabilize and produce steady power in cold weather?

Answer 17

5 min

Question 18

Is it acceptable to use anti/de-icing fluids to clear frozen fan components?

Answer 18

No

Question 19

If warm ground air is used to facilitate engine starting, what temperature limit should not be exceeded?

Answer 19

100 deg. C ( 212deg.F )

Question 20

If the APU is inoperative which engine can be started at the gate/with the jetway attached?

Answer 20

Engine 2

Question 21

Should packs be operated while using a HP start cart?

Answer 21

No

Question 22

When must an engine start be manually aborted?

Answer 22

engine start with a tailwind and no positive increase in N1 rotation by starter cutout (50%N2)

Question 23

If the engine start auto aborts or is manually aborted what must happen before another start attempt is made?

Answer 23

The cause must be determined and corrected

Question 24

When should the after start checklist be called for?

Answer 24

After the engine(s) are started and the aircraft is completely stopped

Question 25

What happens if the SLAT/FLAP lever is moved to a position different from the one entered on the FMS TAKEOFF page 2/3?

Answer 25

TAKEOFF FLAP aural message will sound during the TO CONFIG test

Question 26

What is recommended (but not required) with regards to the flight controls check while a FLT CTRL TEST IN PROG?

Answer 26

Allow the hydraulic PBIT to finish before commencing taxi

Question 27

What should be done to avoid spurious FLT CTRL NO DISPATCH EICAS messages if performing a flight control check with only one engine running?

Answer 27

Check each surface (aileron, elevator, rudder) one at a time