РАТА (20 || 21)

ATA 20: AIRCRAFT GENERAL || ATA 21 AIR CONDITIONINGPRESSURIZATION

20.1 The RRJ95B wing span is ...

  • 29,0 m.
  • 27,8 m.
  • 26,5 m.

20.2 Which VHF antenna is located on the lower fuselage?

  • VHF 1.
  • VHF 2.
  • VHF 3.

20.3 What is the maximum steering angle of the NOSE GEAR handle?

  • 85 to the left and right.
  • 65 to the left and right.
  • 45 to the left and right.

20.4 The RRJ95B overall length is ....

  • 29.90 m.
  • 20.90 m.
  • 20.00 m.

21.1 The aircraft has two fully Independent Air Conditioning System (IACS)

  • True: left and right.
  • True: forward and aft.
  • False.

21.2 A MASTER and an AURAL warning sounds when the cabin altitude is more than:

  • 10000 ft
  • 9342 ft
  • 8000 ft

21.3 The Zone (Cockpit and Cabin) Temperature selector:

  • Regulate temperature from 17C to 30C.
  • Regulate temperature at 30C when at 12 oclock position.
  • Both A and B are correct.

21.4 In CLIMB and CRUISE, the cabin altitude shall not exceed:

  • 6000 ft (1.818 m)
  • 8000 ft (2400 m)
  • 12000 ft (3636 m)

21.5 If required, Packs Flow can be controlled from:

  • The Cockpit
  • The Cabin
  • Both A and B are corrected

21.6 What is the MAX negative AP for the Cabin

  • O PSI
  • -1.4 PSI
  • -0.5 PSI

21.7 During flight, adequate air supply for the air conditioning system can be drawn from:

  • The APU (up to 15,000 ft)
  • Engines
  • All above

21.8 In case of dual Air Condition Pack fault, it is necessary to descent to 10000 ft (3000 m) and push the RAM AIR PB on the AIR panel.

  • True.
  • False.

21.9 Cabin crew, using attendant front panel, can change temperature value preselected by the flight crew:

  • Plus or minus 3C for passenger cabin only.
  • Plus or minus 3C for passenger cabin and flight deck.
  • No chance to change temperature preselected by flight crew.

21.10 In normal operation the RRJ95B pressurization system is:

  • Fully automatic.
  • Manually controlled.
  • Both A & Bare correct

21.11 What is the Maximum positive differential pressure?

  • 8.7 Psi.
  • 8.0 Psi +- 1 Psi.
  • 9.0 Psi.

21.12 If the following EICAS message appears: AIR R PACK DET LEAK FAIL on the EWD, what does it mean?

  • Right Pack fault.
  • The LEAK DETECTION function is lost on the right side of the system.
  • Fault on ACS right line.

21.13 Isit possible to simultaneously use conditioned air from the packs and the LP GROUND UNIT?

  • Yes.
  • No.
  • Yes, provided the air supplied is confirmed to be free of contamination

21.14 Once set to ON the Air Conditioning PACKS operate:

  • Automatically and independently of each other.
  • Manually and independently of each other.
  • Automatically, PACK 1 as a master, PACK 2 as a slave.

21.15 The DITCHING PB function at a height of more than 15000 feet (4500 m) is:

  • Locked (inhibited).
  • Permitted.
  • Allowed in case of CAB PRESS GND VLV OPEN.

21.16 Conditioned air is distributed to which compartments:

  • Cockpit, Cargo Bays and Cabin.
  • Cockpit, Fwd and Aft Cabin.
  • Cockpit, Cargo Bays.

21.17 Selecting Manual Mode in the CABIN PRESSURE control panel, allows the Cabin Rate of Climb to be controlled by the Man Rate Selector.

  • True.
  • False.

21.18 The AIR COND system indications are displayed on the:

  • PFD.
  • MFD Air page.
  • EWD Air page.

21.19 The purpose of the Safety Valves is to avoid:

  • Excessive positive differential pressure.
  • Excessive negative differential pressure.
  • Both A and B are corrected.

21.20 The Safety Valves are operated:

  • Electrically.
  • Hydraulically.
  • Pneumatically.

21.21 When the CAB PRESSURE MODE push button is set to Manual, the Outflow Valve is controlled by signals sent via Channel 1 or 2.

  • True.
  • False.

21.22 On the MFD AIR page, the Outflow Valve indicator changes to amber if

  • Not fully closed.
  • Fully open in flight.
  • Invalid data.

21.23 It is prohibited to switch on the ram air ventilation at altitude of more than 10,000 FT.

  • True.
  • False.

21.24 On the MFD AIR page, the Cabin Altitude indication changes to RED when the CABIN ALTITUDE is

  • 8,000 Ft
  • 8000 to 9000 Ft
  • 9842 to 15000 Ft

21.25 What actions should be taken in case of dual ACS fault ?

  • It is necessary to descent to 10.000 ft (3000 m).
  • It is necessary to activate RAM AIR ventilation switch from the Air Control Panel
  • Both A and B are correct.

21.26 The Air Conditioning supply temperature is controlled by:

  • A single control knob.
  • A dual control knob (three optional).
  • Control knobs on the AIR PANEL in the cockpit and control knobs from the attendant front panel FA.

21.27 If both forward avionics fans fail (indication FWD FAN is displayed in amber), Avionics Exhaust Valve (AEV) opens automatically and the flight altitude should not exceed:

  • 25000 ft.
  • 8000 ft.
  • 10000 ft.