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OMNI 767 > oral prep 2 > Flashcards

oral prep 2 Flashcards

1
Q

how many busses are powered when you turn on the BAT switch

A

2
the battery and hot battery bus

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2
Q

how many batteries are there

A

2

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3
Q

how many batteries are required

A

2

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4
Q

with the STBY power switch to auto how many busses are powered

A

4
Bat and Hot Bat busses
STBY AC and DC busses

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5
Q

EXT PWR switch on how many busses are on

A

all of them

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6
Q

turn IRS selectors to NAV, what lights come on

A

-ON DC light comes on for 10 sec
-ALIGN light then turns on

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7
Q

what are you looking for on the status display during preflight

A

-oil 17 qts
-oxygen ETOPS 1500 non ETOPS 1250
-HYD “RF” not shown

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8
Q

what does RF mean if seen on status hydraulics

A

Refill
at or below 75%

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9
Q

what position should you put BULK Cargo switch in

A

-normal unless animals on board then use VENT

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10
Q

(bulk cargo) what does VENT do

A

warms it up

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11
Q

how do you do a full alignment

A

-turn off for 3 min
-then select NAV

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12
Q

(IRS) why do we wait 3 min off during alignment

A

to fully zero out the drift and GS errors

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13
Q

can we do a quick alignment

A

yes 30 sec but not approved at Omni

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14
Q

is it possible to enter and incorrect IRS position

A

yes, it will accept it on the 3rd try

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15
Q

what have you lost IRS wise if just the DC FAIL light on

A

nothing

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16
Q

(IRS) what does ATT do for you

A

gives you attitude and heading information

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17
Q

(IRS) how do you input heading info

A

-IRS panel H123
-FMC POS PG

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18
Q

when all IRS’s are aligned what lights are on

A

none

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19
Q

what powers the YAW DAMPENERS

A

IRS and hydraulics

20
Q

what do the EEC’s do

A

prevent over boost of N1 by reducing fuel flow

21
Q

how are the EEC’s powered

A

self powered

22
Q

what does the RSVR light mean

A

low hydraulic fluid quantity (less than half)

23
Q

what provides the Left hydraulic power

A

the engine driven pump and demand pump

24
Q

how does the demand pump operate

A

automatically when it senses low pressure if in AUTO

25
Q

what is on the LEFT HYD system

A

-flight controls
-rudder ratio system
-R yaw damper

26
Q

what is on the right HYD system

A

-normal brakes
-accumulator
-pitch enhancement system

27
Q

what does the pitch enhancement system do

A

uses right sys power with left standby fluid to drive stab trim at 1/4 rate

28
Q

how is the C demand pump powered

A

pneumatically from the center duct

29
Q

how are the C main HYD pumps powered

A

electrically

30
Q

what items are on the Center system

A

-gear/flaps/slats/flight controls
-tail skid
-HDG
-Alternate brakes
-reserve brakes
-RAT

31
Q

what is the heavy system on the 757

A

the left system

32
Q

when does the HDG operate

A

dual generator failure (loss of all AC power)

33
Q

how are the cargo doors powered

A

Ground handling bus

34
Q

which probe isnt powered on the ground

A

the TAT

35
Q

when is the TAT probe powered

A

after lift off with nose gear extension

36
Q

what does the rudder ratio sys do

A

prevents full deflection of rudder at high speeds

37
Q

when does AIL LOCK OUT start

A

starts at 240kts and complete at 280kts

38
Q

what is powering all 3 A/Ps on approach

A

L-L AC XFER
C-Bat bus
R-R AC XFER

39
Q

when does the outflow valve close

A

11,000ft

40
Q

when do you regain control of the outflow valve

A

9500ft

41
Q

can the RAT be retracted

A

only on the ground by mx

42
Q

with the ignition in AUTO when does ignition occur

A

-flaps/slats
-engine anti-ice

43
Q

where are the TURN OFF lights located on the 757

A

nose wheel strut

44
Q

how many fans in the equipment cooling system

A

2

45
Q

which autobrake setting is equal to max manual

A

RTO

46
Q
A

OMNI 767 (5 decks)

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