2023 Questions and Answers 100% Correct
When applying external power or APU generator power, the standby hydraulic
pump can operate for approximately 4 seconds and may move the
_____________.
(7.2.1 Electrical Power Up)
Rudder and/or thrust reversers
After _____ consecutive aborted start attempts, a fifteen minute cooling period is
required for the APU.
3
(7.2.1)
After three consecutive aborted start attempts, a _____ minute cooling period is
required for the APU.
15
(7.2.1)
During Electrical Power Up, what does it mean if the FAULT light fails to
illuminate when the TEST switch is held to FAULT/INOP?
The fault monitoring system is inoperative.
(7.2.1)
At what point is the APU generator is ready to assume an electrical load after
starting?
The APU GEN OFF light will illuminate.
(7.2.1)
Fuel in the center tank should be at least ______ lbs to supply the APU.
(7.2.1 Electrical Power Up)
1000
The APU should be operated for _____ minute/s prior to being used as a bleed air
source.
1
(7.2.1)
What temperature considerations must be made regarding PACK operation when
the APU is the sole source of bleed air during pre-flight?
(7.2.2 OBIGGS Preflight Preparation)
If OAT is 10°C or below only one PACK should be operated when using APU bleed air
for OBIGGS.
, Load shedding and subsequent loss of OBIGGS inerting will occur at _____%.
(7.2.2 OBIGGS Preflight Preparation)
92
During Oxygen Mask Preflight, ensure that the mission crew oxygen pressure on
the flight deck did not decrease more than _____ psi.
100
Which lights should be illuminated on the upper overhead panel during
Preliminary Flight Deck Preflight?
1. ALIGN lights
2. Landing gear indicator lights
(7.2.5)
During the fuel overheat test, the engines should not be started unless
__________ is/are displayed.
"-88" in the LCD segments and a fault history code of "E8"
(7.2.5)
The stall warning test may not work. Why?
(7.2.5 Preliminary Flight Deck Preflight)
The AC transfer buses need to be powered for up to 4 minutes.
Why may the STALL WARNING TEST fail?
(7.2.5 Preliminary Flight Deck Preflight)
No hydraulic power may cause drooping of the leading edge flaps and cause an
asymmetry signal.
If the STALL WARNING TEST fails due to flap asymmetry, turn on the ____
system electric pump to retract the flaps.
B
(7.2.5)
What light(s) should be illuminated in the 1st column of the lower overhead panel
during the Flight Deck Preflight?
1. Flight control LOW PRESSURE lights
2. ENG VALVE CLOSED lights (illuminated dim)
3. SPAR VALVE CLOSED lights (illuminated dim)
4. Main tank fuel pump LOW PRESSURE lights
(7.2.7)
During Flight Deck Preflight, the SPEED TRIM FAIL light may be illuminated due
to _______.
The IRS not being aligned.
(7.2.7)