ATA36 - Pneumatic

Question 1

364. Temperature regulation is achieved by the PRECOOLER which regulates and limits the
temperature at :
150° C
85° C
200° C

Answer 1

200° C

Question 2

365. AIR BLEED from the engine is :
     Cooled in a heat exchanger by cooling AIR BLEED from FAN section
     Cooled by using ambient air
     Only cooled in air conditionning packs

Answer 2

Cooled in a heat exchanger by cooling AIR BLEED from FAN section

Question 3

366. Which source operates the BLEED VALVE ?
     Pneumatic
     Electric
     Both answers are correct

Answer 3

Pneumatic

Question 4

367. HIGH PRESSURE air is supplied from :
     Engine 1 and 2 BLEED system, APU load compressor, HP ground connection
     Engine 1 and 2 BLEED system
     Engine 1 and 2 BLEED system and APU load compressor

Answer 4

Engine 1 and 2 BLEED system, APU load compressor, HP ground connection

Question 5

368. CROSSBLEED VALVE is provided with 2 electrical motors :
     1 for the AUTOMATIC MODE, the other one for the MANUAL MODE
     2 for the AUTOMATIC MODE
     2 for the MANUAL MODE

Answer 5

1 for the AUTOMATIC MODE, the other one for the MANUAL MODE

Question 6

369. PNEUMATIC SYSTEM operation is controlled and monitored by :
     1 BLEED MONITORING COMPUTER
     2 BLEED VALVE COMPUTERS
     2 BLEED MONITORING COMPUTERS

Answer 6

2 BLEED MONITORING COMPUTERS

Question 7

370. Which source controls the ENG BLEED VALVE ?
     PNEUMATIC by the precooler FAN AIR VALVE
     ELECTRIC by its associated BMC

Answer 7

ELECTRIC by its associated BMC

Question 8

371. Can you control the HP VALVE position through the AIR BLEED COCKPIT PANEL ?
     Yes
     No

Answer 8

Yes

Question 9

372. If the BLEED VALVE closes , the HP VALVE :
     Opens automatically
     Closes automatically

Answer 9

Closes automatically

Question 10

373. What happens when pressure and temperature are not sufficient to supply the
     corresponding ENGINE BLEED VALVE ?
     IP VALVE closes
     HP VALVE opens, IP STAGE closes
     HP VALVE opens, IP STAGE remains in the same configuration

Answer 10

HP VALVE opens, IP STAGE closes

Question 11

374. With engines and APU running and APU BLEED VALVE selected ON , select the
     correct statement :
     ENGINE BLEED VALVE opens, X BLEED VALVE opens, APU BLEED VALVE
     closes
     ENGINE BLEED VALVE closes, X BLEED VALVE opens, APU BLEED VALVE
     opens
     ENGINE BLEED VALVE opens, X BLEED VALVE closes, APU BLEED VALVE
     opens

Answer 11

ENGINE BLEED VALVE closes, X BLEED VALVE opens, APU BLEED VALVE opens