2 Auxiliary Power Unit

21問 • 4ヶ月前

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通報

問題一覧

When the APU master switch is released, a normal APU shutdown occurs:

c. with a delay if the bleed air was in use

What are the APU manual shut down possibilities in the cockpit?

APU master switch pb/APU fire pb switch

Normal electrical system being available, you may restart the APU up to:

41, 000 ft

When the APU is running, the APU fuel pump:

runs when tank pumps pressure is not sufficient

Normal APU rotation speed (N%) is:

100%

APU Master Switch selected ON:

ON illuminates blue. APU system is supplied. APU starts as soon as start pb is depressed and intake flap completely open

APU bleed air is controlled:

by ECB

APU N indication becomes amber on ECAM SD, when:

N ≥102%

APU EGT indication becomes RED on ECAM SD, when:

a. EGT ≥ 1090°C and 675°C (start and running)

On Ground, APU provides:

electric power + bleed air

Air bleed extraction for Wing Anti-Ice:

is not permitted

Can you start the APU using the A/C batteries:

Yes

The APU is supplied from the:

left fuel feed line

If Air bleed was used, after a manual shut down sequence the APU:

keeps running for a cooling period of 60 sec.

AVAIL light illuminates on the Start pb when:

APU N reaches above 99.5% or 2 sec after N reaches 95%

The APU has its own lubrication system:

yes

What determines the APU speed in accordance with air bleed demand:

electronic control box

Besides the master switch on the cockpit APU panel, APU shutdown is possible by:

d. either b or c

The supply of electrical power has priority over bleed air supply:

yes

Master switch ON, the:

ECB is electrically supplied

On ground normal APU rotation speed (N%) without air conditioning is:

100%

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CPL Radio Telephony (3)

Met 1

Met 1

Met 2

Met 2

Met 3

Met 3

Met 4

Met 4

Met 5

Met 5

Met 6

Met 6

Met 7

Met 7

Met 8

Met 8

Human Performance 3

Human Performance 3

Met 9

Met 9

Met 10

Met 10

AGK 1

AGK 1

AGK 2

AGK 2

AGK 3

AGK 3

問題一覧

When the APU master switch is released, a normal APU shutdown occurs:

c. with a delay if the bleed air was in use

What are the APU manual shut down possibilities in the cockpit?

APU master switch pb/APU fire pb switch

Normal electrical system being available, you may restart the APU up to:

41, 000 ft

When the APU is running, the APU fuel pump:

runs when tank pumps pressure is not sufficient

Normal APU rotation speed (N%) is:

100%

APU Master Switch selected ON:

ON illuminates blue. APU system is supplied. APU starts as soon as start pb is depressed and intake flap completely open

APU bleed air is controlled:

by ECB

APU N indication becomes amber on ECAM SD, when:

N ≥102%

APU EGT indication becomes RED on ECAM SD, when:

a. EGT ≥ 1090°C and 675°C (start and running)

On Ground, APU provides:

electric power + bleed air

Air bleed extraction for Wing Anti-Ice:

is not permitted

Can you start the APU using the A/C batteries:

Yes

The APU is supplied from the:

left fuel feed line

If Air bleed was used, after a manual shut down sequence the APU:

keeps running for a cooling period of 60 sec.

AVAIL light illuminates on the Start pb when:

APU N reaches above 99.5% or 2 sec after N reaches 95%

The APU has its own lubrication system:

yes

What determines the APU speed in accordance with air bleed demand:

electronic control box

Besides the master switch on the cockpit APU panel, APU shutdown is possible by:

d. either b or c

The supply of electrical power has priority over bleed air supply:

yes

Master switch ON, the:

ECB is electrically supplied

On ground normal APU rotation speed (N%) without air conditioning is:

100%