A320 Air Condition and Pressurization 1) When hot air "fault" light comes ON, on the air conditioning panel due to overheat : (A) The hot air press regulating valve closes and the trim air valves close. B) The hot air press regulating valve opens and the trim air valves close. C) The hot air press regulating valve closes and trim air valves open. 2) During normal flight and with skin temp below threshold, the avonics ventilation system controls the temperature of the cooling air by : A) Adding air from the cockpit. (B) Passing air through a skin heat exchanger. C) Adding conditioned air to the flow. D) Extracting air from overboard. 3) The ram air switch should be used : A) At any time. (B) Only when the diff press is less than 1 PSI. C) When the diff press is greater than 1 PSI. D) Only when outflow valve is fully closed. 4) Pack flow control valve: (A) Pneumatically - operated and electrically - controlled. B) Electrically - operated and pneumatically - controlled C) Electrically operated and controlled. 5) What happens in case of failure of the secondary channel of the pack controllers ? (A) No effect on pack regulation, back up mode is lost. B) Pack is lost. C) No effect. 6) What happens in case of failure of the primary and secondary channels of the pack controllers ? (A) Pack outlet temperature is controlled by the ANTI - ICE valve B) The pack is closed. 7) What happens if the hot air press Reg valve fails open ? A) Optimised regulation is lost. B) The temperature stays at the value selected when the failure occurred. (C) No effect. 8) When bleed air is supplied from the APU (APU bleed valve open), the pack flow is automatically selected : (A) High or 120% of the normal flow B) Normal C) Low 9) Each trim air valve optimizes the temperature by: (A) Adding hot air. B) Adding fresh air. C) Modulation of pack flow. 10) The hot air pressure regulating valve : (A) Regulates the pressure of hot air trapped upstream of the packs. B) Is springloaded open in the absence of air. C) Opens automatically in case of duct overheat. 11) The pack flow control valve is: (A) Pneumatically operated and electrically controlled. B) Electrically operated and pneumatically controlled. C) Opens automatically during engine starting. 12) The temperature selectors are located in : (A) The cockpit. B) The cabin. C) Both. 13) Pack flow may be selected from: (A) The cockpit. B) The cabin. C) Both. 14) For engine pressure demand, when the heating or cooling demand in one zone cannot be satisfied : A) The minimum idle must be increased manually. (B) The minimum idle is increased automatically by both EIUs. C) In any case, flight idle is sufficient. 15) What is the max norm CAB ALT ? (A) 8.000 FT B) 9.550 + 350 FT C) 14.000 FT 16) What is the max negative differential pressure for the cabin ? A) 0 PSI (B) - 1 PSI C) - 2 PSI 17) Is it possible to simultaneously use packs and LP ground unit during long stops in hot airfied ? A) Yes (B) No C) Yes, if external temperature is > 50 C 18) The Trim air valves are electrically-controlled by : (A) The air conditioning system controllers or the zone controller B) Pack controllers. C) Hot air pressure regulating valve. 19) The mixing unit is connected to : (A) Packs, cabin air, emergency ram air inlet and LP ground connector. B) Packs, emergency ram air inlet and LP ground connector. C) Packs and cabin air. 20) Once set to "ON" the air conditioning packs operate : (A) Automatically and independently of each other. B) Manually and independently of each other. C) Automatically, pack 1 as master, pack 2 as slave. 21) When the ram air push button is "ON": the The outflow valve opens about 50%, provided that it is under automatic control and ∆P is less than one psi. (A) true B) false C) 22) In case of air conditioning system controller 1, both lanes failure: (A) The related pack is lost, and the hot air pressure regulating valve and associated trim air valves close. B) No effect, as the third lane takes over. C) The outlet temperature for pack 1 and 2 is fixed at 15ºC (69ºF ). 23) Conditioned air is distributed to: A) Cockpit , cargo bays and cabin. (B) Cockpit , forward and AFT cabin. C) Cockpit , avionics bay , cabin. 24) The cabin zone temperature sensors are ventilated by the air extracted by the lavatory and gallery fans: (A) True B) False 25) Temperature regulation is controlled by: A) Mixer unit. B) Air cycle machines. (C) Air conditioning system controllers. 26) If air conditioning system controller 2, single lane failure occurs: A) The related pack is lost, and the hot air pressure regulating valve and associated trim air valves close B) Each controller is comprised of three lanes. (C) No effect, as the second lane takes over. 27) The ram air inlet flaps position during take off and landing: A) Fully open to increase airflow with the low airspeed. (B) Closed to avoid ingestion of foreign matter. C) Partially open. 28) When the ram air push button is set to on, the outflow valve: A) Closes. B) Opens each time. (C) Opens partially about 50% if ∆P is less than 1 PSI D) Opens when diff press is greater than 1 PSI. 29) The pack flow control valve closes automatically in case of: (A) Pack overheat, engine fire push button released, engine start, ditching push button pressed. B) Bleed valve failure, pack outlet pressure increase C) Both A + B. 30) In case of trim air system fault, the secondary channel of the zone controller regulates the zone temperature at: SORU YANLIŞ İPTAL EDİLMELİ A) 14 ºC (57 ºF). (B) 24 ºC (75 ºF). C) 15 ºC (59 ºF). 31) In case of total zone controller failure: Bu soru iptal, fcom değişti, kapsamıyor bu konuyu. A) Hot air and trim valves open and packs deliver air at fixed temperature -15 ºC ( 59 ºF ) pack 1, 10 ºC (50 ºF ) pack 2. B) Hot air and trim valves close and packs deliver air at fixed temperature -15 ºC ( 59 ºF ) pack 1, 10 ºC (50 ºF ) pack 2. (C) Hot air and trim valves close and packs deliver air at fixed temperature -20 ºC ( 68 ºF ) pack 1, 10 ºC (50 ºF ) pack 2. 32) During landing run, the ram air inlet flaps open when speed is less than: A) 100 KTS (after 30 seconds delay ). B) 70 KTS and no delay (C) 70 KTS (after 20 seconds delay ) 33) When the APU supplying the packs, the pack controller sends a demand signal to increase air flow when a zone temperature cannot be satisfied: A) To the pack ram air inlet flap. (B) To the APU ECB. C) Pack flow control valve. 34) In case of zone controller primary and secondary channels failure which temperature is delivered by each pack? bu soru iptal, fcom değişti. A) 25 ºC ( 59 ºF ) both. (B) 20 ºC ( 68 ºF ) pack 1 - 10 ºC ( 50 ºF ) pack 2. C) 24 ºC ( 75 ºF ) pack 1 - 15 ºC ( 59 ºF ) pack 2. D) 15 ºC ( 59 ºF ) both. 35) When the diching switch is set to on a closure signal is sent to on a closure signal is sent to? A) Outflow valve and emergency ram air inlet B) Avionics ventilation inlet and extract valves. C) The pack flow control valves. (D) All the above. 36) In normal operation, pressurization is: (A) Fully automatic. B) Manually controlled C) Both A and B 37) In flight, with pressure controller 1 in use, If it fails: A) You have to use the manual control. (B) Automatic transfer to controller 2. C) You have to manually select controller 2. D) you have to set the landing elevation. 38) The outfow valve is powered by: A) One of two electric motors. (B) One of three electric motors. C) Three mechanically linked electric motors. 39) During ground function operation, the outflow valves is: (A) Fully open. B) Fully closed. C) Positioned according to FMGS demands 40) To see the position of the outflow valve it is necessary to call ecam: A) COND page B) BLEED page (C) PRESS page 41) Two identical, independent, automatic digital pressurization controllers are used for system control: (A) One controller active, one in standby. B) Both controllers monitored by FMGS. C) Contollers N º1 for climb phase and controller N º2 in cruise and descent. 42) Which controller provides outflow valve position information for ecam indication in manual mode: A) Both. (B) The backup section of N º1 controller. C) The backup section of N º2 controller. 43) When the ram air push button set to ON, the outflow valve will partially open when: A) Differential pressure > 1.5 PSI B) Differential pressure < 3 PSI (C) Differential pressure < 1 PSI 44) The purpose of the safety valves is to avoid: A) Excessive positive differential pressure. B) Excessive negative differential pressure. (C) Both A or B above. 45) The safety valves are operated: A) Electrically B) Hydraulically (C) Pneumatically 46) When landing elevation is set to auto, the landing elevation is sent to the controller from : (A) FMGS B) FCU C) ADIRS 47) When the MODE SEL is set to manual , the outflow valve is controlled by signals sent via controller 1 or 2. A) True. (B) False. 48) On ECAM cab press page, the outflow valve indicator changes to amber if : A) Fully closed. (B) The valve opens more than 95 % during flight. C) Fully open on ground. 49) On ECAM cab press page , the safety valve indication changes to amber: A) When both safety valves are fully open. (B) When either valve is not closed. C) When both safety valves are fully closed. 50) On ECAM cab press page, the cabin altitude indication changes to red when the cabin altitude is: A) > 14,000 FT B) > 8,500 FT (C) > 9.550 FT 51) Following a SYS 1 fault: A) Master caution is activated and ECAM actions must be taken by the crew. B) System 2 must be selected by the crew. (C) System 2 takes over automatically without crew action . 52) Cabin pre-pressurization starts at: A) Engine starts. (B) Take - off power selection. C) Lift - off 53) The safety valve opens when the cabin differential pressure is A) 8,06 PSI (B) 8,6 PSI C) 9,0 PSI D) 7,6 PSI 54) A) B) C) (D) 55) (A) B) C) D) 56) A) B) (C) 57) A) B) (C) D) 58) A) B) C) (D) 59) A) (B) C) D) 60) A) B) C) (D) 61) (A) B) C) 62) A) B) C) (D) 63) A) B) (C) D)