Various L&S Guide Q's

Question 1

What happens when the OVHD PNL knob is turned to off position

Answer 1

All annunciation lights will be full bright when illuminated

Question 2

What lights are not tested with the ANNUNCIATORS TEST button

Answer 2

EMER/PRKG BRAKE light, master warning, master caution, GPU push button light, and fire test lights are not illuminated.

Question 3

CVR ERASE button works when?

Answer 3

On the ground with the parking brake set.

Question 4

what will you see if DVDR test works/fails?

Answer 4

After 3 sec, CVR AFT(FWD) fail advisory message on EICAS

Question 5

When do EMER LT’s come on when ARMED?

Answer 5

automatically if DC BUS 1 loses power or if the airplane electrical power is turned off (total loss of power)

Question 6

When do the Passenger signs (smoking and seatbelt) automatically illuminate?

Answer 6

when masks are commanded to deploy

Question 7

How is emergency access to flight deck prevented

Answer 7

Press INHIB push button within 30 seconds of request or door will unlock

Question 8

What happens when you press the door INHIB button

Answer 8

Emergency access is prevented for 500 seconds, when the timer concludes the door remains locked

Question 9

What does pressing the DUMP button on the pressurization panel do

Answer 9

Climbs the cabin to match outside or 12.4k’ at 2000fpm, which ever is higher. Then cabin will climb via natural leak to outside altitude. Packs and recirc fans shutdown

Question 10

On the ground, what is the AMS bleed priority

Answer 10

AMS priorities the APU on the ground for single engine taxi, engine start, and REF ECS OFF t/o’s

Question 11

In flight what is the AMS bleed priority for packs

Answer 11

Packs respective side, opposite side, and then APU

Question 12

In flight you press Bleed 1 push light. What happens? Do you loose Pack 1?

Answer 12

Isolates bleed from engine one.

No, pack 1 supplied via bleed 2 via XBLEED

Question 13

Smoke in recirc bay. What happens?

Answer 13

Recirc fans commanded off.

Question 14

When are recirc vans commanded off?

Answer 14

Both packs are commanded off
Dump button pressed
Smoke detected in recirc bay

Question 15

When will packs be commanded off?

Answer 15

DUMP button pressed
Thrust levers set to MAX
T/O REF ECS OFF and APU BLEED unavailable

Question 16

What happens (all conditions) when you turn APU switch to off?

What happens if turned back to on?

Answer 16

APU enters 1 min cool down. Bleeds removed immediately, AC power available during cool down if only source of AC power.

If turned to on during the 1 min, APU will continue running.

Question 17

What does the APU EMER STOP button do?

Answer 17

LIGHTS UP! (White stripe lower half) When pressed
Also closes APU fuel shutoff valve, shutting down APU w/o 1 min cool down.

Red stripe on top half for fire condition

Question 18

What is the AC BUS TIE priority?

Answer 18

APU, GPU, then IDG

Question 19

What does the APU GEN button do when pressed??

Answer 19

Lights UP! (White stripe)
Also opens APU generator contact or and isolates the APU gen from the AC BUS TIE, the APU generator is tripped off line and de-excited

Question 20

What does AC BUS TIES knob do?

Answer 20

Opens bus tie contactor BTC (#) segregating AC BUS (#) from the AC BUS TIE

Question 21

BATT 1 and 2 are “off”. Are all busses depowered?

Answer 21

No, hot batt bus 1 and 2 powered

Question 22

What happens when you pull a fire handle?

Answer 22

Associated bleed, fuel, and hydraulic valves close. Under speed logic opens generator line contactor

Question 23

During fire test what happens?

Answer 23

Aural – Firebell, triple chime
Overhead panel – (6)engine 1&2 fire handles, FWD and AFT cargo smoke, APU fire ext., APU EMER stop all illuminate
EICAS msgs– (5)Eng 1(2) FIRE, APU FIRE, Cargo FWD(AFT) SMOKE
Glareshield EICAS – (4) Master warning(2x) FIRE icon on ITT 1(2)

Question 24

What do we look for before fire det. Test?

Answer 24

don't see on EICAS:
FIRE DET FAIL
FIREX FAIL
FIREX ARM
BTL DISCH

Question 25

When do speed brakes automatically retract?

Answer 25

“Thrust levers advanced, great or than FLAP 1, or speed drops below 180KIAS”

TLA >60º but not in LSG

Question 26

What happens when you pull the aileron disc handle

Answer 26

Disconnects system.
Each pilot gets on side aileron, and a set of MFS, ROLL disconnect MSG on EICAS
Capt keeps artificial feel, FO looses it.(the feel that is)

Question 27

When do the AC fuel pumps turn on automatically?

Answer 27

Ejector output insufficient (engine start or failure), XFEED operations, pump 2 for APU start while on AC power

Question 28

When do HYD SYS 1(2) pumps run automatically on ground (switch in AUTO)

Answer 28

For takeoff (flaps not 0, thrust levers advanced for t/o, ground speed >50kts)

Pump 2 for single engine taxi (OET) when ENG 1 started and E/P brake released

Question 29

When do HYD SYS 1(2) pumps run automatically in flight (switch in AUTO)

Answer 29

Low pressure detected,
For landing (flaps not 0)

Question 30

What does HYD 3B in AUTO allow

Answer 30

In flight, on with low pressure.

Question 31

When does A/I turn on if A/I REF OFF?

Answer 31

Above 1700’agl or 2 minutes of flight

Question 32

How does the GRND prox G/S INHIB system reset after you push the button?

Answer 32

By climbing above 2000’RA or descending below 30’RA

Question 33

T/O config button checks what?

Answer 33

(5)E/P brake off, takeoff flaps set, EICAS flap position matches MCDU Takeoff page 2/3 flap setting, “sploilers” retracted and pitch trim in the green band