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Book 3 Reviews



1. What are the types of Aluminium used on the A380 fuselage skin

Aluminium for main and CFRP for upper (aft of frame 26).

2. What material is used to make the main deck crossbeam and the upper deck crossbeam


3. How many composite materials are used in the A380

QFRP Quartz Fibre Reinforced Plastic

4. What is special about Radome

CFRP and Aluminium alloy for the tension strut

5. What material is used to make the aft pressure bulkhead

Titanium alloy

6. How is the aft pressure bulkhead connected to the skin

Fuselage skin fwd upper and shell FR22 to 38 (section13) , upper fwd from FR38 to 46 (section 15), aft upper skin FR 74 to 95 (section 18) (the rest is alloy except for CFRP FR95 to 120) <—— this isn’t what he said!!! so I might be wrong

7. Which part of the aircraft use GLARE


8. Is GLARE used in wing area

Tailcone, Flap Track, Eng Exhaust and landing gear bogie beams.

9. Where is titanium alloy used

Glass Fibre and aluminium

10. What is the material used in GLARE

Sandwich and Monolithic

11. What types of composite structure are used



1. Which CPIOM is responsible for Pneumatics


2. How many Apps in CPIOM A

EBAS PADS OHDS and optionally SCS

3. What are the Apps in CPIOM A


4. Which app controls the operation of eng bleed vlv, high Px Bleed vlv and Fan Air Valve

Auto, and it splits L and R sides

5. What is the function of the cross bleed valve and its normal position


6. Signals for the APU bleed valve for EBAS is from where

On GND goes to open (ALL the isolation valves go to open on GND)

7. When the APU is running and providing Bleed if the crossbreed valve is in auto what will be the state of the isolation valve

4 (L, C, R and APU)

8. How many isolation valves are controlled by PADS

It goes to the relay system

9. Signals of the cross bleed valve and also isolation valve from PADS app. Does it go directly to the crossbreed valve or to another system

The transfer Px sensor and the pressure sensor…. WTF!!!

10. What is the sensor that determines the operation of the eng bleed valve

By a rod

11. How is the Fan Air Valve operated


12. How many channels of the OHDu monitor are there

No 2

13. Which OHPU channel connects to loop B


14. Bleed valve control signals come from


15. Which LRU controls HP Bleed valve

Regulated Pressure transducer (Pr). Also closes for over-temp/reverse flow

16. Which Px signals are used to operate Bleed valve

EBAS, uses Pre-cooler Differential Px Transducer to sense and closes Bleed Valve

17. Engine reverse-flow protection is provided by which CPIOM-A App

OHDU. 1=Loop A, 2=Loop B

18. Which LRU provides leak detection signal to CPIOM

Air Conditioning

2 and 3 <—— page 226

1. Which FCVs provides direct hot air to TAPRV


2. When pilot select RAM Air Switch to open and then selects ditching what will the Ram air inlets position be

TBV (and to support TCV)

3. Which Valve prevents ice formation across condenser


4. When Eng Fire P/B selected what position is the FCV

The pack reset CB

5. How do you reset the AGS

1 (The other is Hot Stby)

6. How many FDAC channels control FCV ops

Controls the VCM and heating and ventilation (p.416 412 402 386)

7. What does the VCS App control

Open( no idea why or how) if one of the TAPRV is shut you only have air from one FCV so the two TASOV open to link the operating flow to the other 2 quadrants of the trim air manifold

8. When one of the TAPRV is closed what is the position of the 2 TASOV

Non Pressurised area (Only TASOV and TAV in pressurised area)

9. Location of TACV or TAPRV. Pressurised area or non pressurised area

Stepper motor

10. What type of motor operates TAV

Fwd Cargo L/H side (Triangle )

11. TADD Location

Just 1

12. How many TADD are there


13. How do you reset the R/H LP recirc fan


14. How does the ORVD operate in auto

2 (3 for -900)

15. How many ORVD

Normal from ACP(Automatic Control Partition) Backup from DPSM (Differential Pressure Sensor Module)

16. When pressure is controlled by SOPP which air signals will be used

3 EPP. (The partitions are Automatic Control Partition (ACP), the Safety and Override Partition (SOP) and the Emergency Pressurization Partition (EPP) )

17. Which partition of OCSM has direct control of the Outflow valve

CPIOM-B, AGS App, calculates Flow Demand

18. Which App controls the AGU

Mixer Unit

19. When LP ground air connected, where does it feed into

4 HP fans, 8 HEPA Filters (+2 optional)

20. HP Recirculation Sys has how many Fans/Filters

CPIOM-B, VCS App and VCM Fwd (left fans) and Aft (right fans)

21. Control of recirculation sys is by

1 motor per door, 2 doors per AGU. RAID (inlet) is 1 door, 2 motors

22. How many motors are on each Ram Air Outlet Door (ROAD)

To prevent freezing of condenser and provides assistance to TCV if full open and mixer temp too low.

23. When does Turbine Bypass Valve (TBV) operate

In each wing root

24. 18.Where are the FDACs located

Open to provide Trim Air to the other 2 quadrants normally served by the closed TAPRV

25. When one TAPRV is closed, what is the position of the TASOV

FCV 2 and 3, via TAPRVs

26. Which FCV supply Trim Air

Trim Air Drive Device (TADD) In Fwd Cargo, Left Triangle (sidewall)

27. What is the electronic controller for Trim Air

CPOIM-B, VCS App, and VCM Fwd and Aft

28. Control of CAX is from

VCM Aft (they are in the aft bulkhead)

29. ORVD signals are sent to which LRU

CPOIM-B, CPCS App, OCSMs (ACP to EPP), Outflow Valves

30. Auto Pressure Control is performed by which components


31. Where can you check outflow valve operation

To supply cold air from the mixer unit to cool the Fwd Cargo

32. What is the function of the Cold Air Valve (CAV) in the Fwd Cargo Vent sys


33. Who controls the CAV

CPIOM-B, using VCS App, VCM Fwd and TCS App, TADD for trim Trim.

34. Who controls the Fwd Cargo Vent sys

Via an In-Line Duct Heater that heats LP Recirc Manifold Air, controlled by CPIOM-B, VCS App, VCM Aft Back-up.

35. How is Heating provided in the Bulk Cargo

Outboard Engines, via both WAIV. Inboard Engines can be used as alternate via X-Bleed ducting

36. Wing Anti-Ice (WAI) is normally provided with air from

28VDC for AICU, 115VAC for Heater elements

37. What is the power requirements for Cockpit Window Heating

5 IPCU, 5 IPDU. 3 for Water/Waste, 2 for Floor Panel Heating

38. How many IPCU are installed

OCSMs are 2 and 4 they have 2 ports extra sensor OCM are 1 and 3

39. Which are OCSMs and which are OSMs

VCM fwd was the answer maybe

40. Which module controls the CAV(Cold Air Valve)


41. Bulk cargo extraction system is controlled by which CPIOM


42. Bulk cargo extraction system is controlled by which Module

LP air manifold.

43. Air supply to duct heater in the bulk cargo is from the

(On ground, during static or low speed operation, an additional inlet flap in the bottom of the belly fairing and a fan assembly are needed to provide sufficient airflow to the condenser. The Ram Air Channel Actuator (RACA) opens this ground air inlet flap in the air channel and the fan assembly, consisting of two fans, draws the ambient air through each condenser.)

44. When does the inlet RACA SCSC open

With Nitrogen. Individual charging of accumulators with service lines, vent line as well to remove px .

45. SCSC accumulator service

Galden. Own service fill line before pump

46. What is the fluid used in SCSC

Controller behind accumulator in the belly fairing.

47. SCSC location


48. CPIOM that controls SCSC

Bulk Cargo Heater Switch ( B2 & B4 VCS app controls can bus via VCM AFT)

49. How do you cut off the heater for the bulk cargo

COOL G p/b sw on vent panel and SCS reset switches.

50. Reset switch for SCSC is

The overboard and inboard valves.

51. Air extraction for the Avionic ventilation is by which valve

When Flow or Temp is low (CED sensor)

52. When does the backup valve operate in the Avionic ventilation

Pneumatic air

53. In unpressurised areas the turbofan needs what to run

FDAC. 1 —> L. 2 —> R.

54. Turbofan Supply Valve (TSV) is controlled by


55. Tail cone area fan operation is by


56. Ref extraction system What do flt crew do in smoke situation in avionics compartment


57. Avionic ventilation the extract system is controlled by which App in CPIOM B

both detectors go to AICU 1 and AICU 2

58. Ice and rain what LRU sends signals from ice detectors to FWS


59. What LRU deals with Ice and Rain

Outboard engines by outer antice valves. Alternate is 2 and 3 via inner antice valves

60. In normal conditions which engine is connected to slat 4 WAI

CYClone nozzle

61. Jet effect into nose cowl section is by what technology

AICU to vlv solenoid then HP3 muscle air to Close

62. RR EAI S/o vlv command

regulate the air to 74 psi (Alliance Engine is 100 psi)

63. Function of the RAIV on the RR engine Is to

All of them do. 1st is taken for regulation then 2 if 1 fails. Then 3 if 2 fails

64. Which windows in the cockpit that have 3 sensors

No1 windscreen=1, No2 and sliding is 3.

65. How many HEATER films per window

2 power levels on the windscreen and 1 level for the sliding and fixed.

66. How many heating power levels and on what windows

Total 5 IPCU’s (ipdu’s are married) 3 for Water ice protect. And 2 for floor panel heating.

67. How many IPCU’s and IPDU’s

it is SPDB 7 and 8 115vac and 28vdc.

68. What is the power supply to the IPCU’s

7 and 8 in fwd and aft cargo others throughout MD.

69. Location of the SPDB’s

in upper avionics.

70. Where is the EEPDC located

partially open

71. What is the Outboard valve position for dispatch

Titanium Alloy

72. L/G bogie beams are made of


73. How many apps in CPIOM A


74. The app that controls the AGU’s is in

4 HP fans total and 9 LP’s throughout U/D (he said 8 but 9 (with 10 as an option) is what is think too)

75. How many RECIRC fans are there


76. if a TAPRV fails what will be the position of the TASOV

in the FWD cargo

77. Location of TADD is

Bulk CC Extraction isolation valve, Bulk CC supply isolation valve and bulk CC and T shape Isolation Valve

78. How many isolation valve for the bulk cargo system


79. Duct heater control by which Module

VCS reset 1 and 2

80. Reset of VCS app is by

AVS overboard vlv not open on ground.

81. What triggers the Ground horn

2 AFT CC Supply VLV’s (trim air) and you have the 1 shared extract bulk cargo fan isolation valve. And you have the 1 Bulk and ‘T’ shape isolation valve. So four valves all together I'm not counting the dedicated Bulk supply valve from HEATER. So 4 in total for the sys. 3 supply isolation valves if they want that ! and only 1 Bulk extraction valve that every fucker shares.

82. Aft cargo ventilation system how many isolation valves

2 supply valve the post Heater supply/iso and the T shape supply/iso . plus the share Extract fan iso.

83. Bulk cargo sys is