T4 1.O

The oxygen system consist of: Crew system, passenger system and portable system. Quimical generators, oxygen tank and PBE. Passenger system, crew system, PBE, oxygen mask, etc.

Two types of chemical generators are offered which provide oxygen for: 15 minutes or 22 minutes. 22 minutes or 30 minutes. 15 minutes or 30 minutes.

The Portable Breathing Equipment (PBE) provides: Breathing means and body protection for the flight crew members and cabin attendants. It permits them to move freely to extinguish a fire. Breathing means and eye protection for the flight crew members and cabin attendants. It permits them to move freely to extinguish a fire. Breathing means and eye protection for the flight crew members and cabin attendants. It permits them to use an oxygen mask.

In order to provide reliable information for air data system, the air data probes are heated?. AUTOMATICALLY when the engines are shutdown. AUTOMATICALLY when both engines are running. AUTOMATICALLY when at least one engines is running.

What happens in the cabin after a failure of a drain mast heater?. The indication appears on the FAP, the LAV will not be usable and has to be dispatched closed and locked with the water connection open. The indication appears on the FAP, the LAV will not be usable and has to be dispatched closed and locked with the water connection closed. The indication appears on the System display, the LAV related will not be usable and has to be dispatched closed and locked with the water connection closed.

How long is used the wing anti-ice on ground?. 30 min for test functions after select the pushbutton ON. 30 second for test functions after select the pushbutton ON. 30 second for test functions after select the pushbutton in AUTO.

What message is displayed in the cockpit if at least one of the engine anti-ice protections is selected ON?. The message ENG A.ICE appears in green on the UPPER ECAM MEMO display. The message ENG A.ICE appears in green on the UPPER ECAM STS display. The message ENG A.ICE appears in amber on the UPPER ECAM MEMO display.

What precautions must be taken when using rain repellent?. If the fluid gets on the aircraft structure, wash immediately with any approved solvent. If the fluid gets on the aircraft structure, wash in the next maintenance visit with soap and water. If the fluid gets on the aircraft structure, wash immediately with soap and water.

What is displayed in the cockpit if the flight crew oxygen pressure drops below the minimum operating pressure?. RELUG LO PR is show amber on the DOOR/OXY page. RELUG LO PR is show amber on the ventilation panel pushbutton. RELUG LO PR is show amber on the AIR COND page.

When the passenger system ON indicator light does come ON?. SYS light comes OFF white when the passenger oxygen system is electrically supplied and goes ON when the TMR RESET PB is pressed. SYS light comes ON white when the passenger oxygen system is electrically supplied and goes OFF when the TMR RESET PB is pressed. SYS light comes ON green when the passenger oxygen system is electrically supplied and goes OFF when the TMR RESET PB is pressed.

On the flight crew oxygen system the oxygen flow is indicated by?. The blinker showing yellow and an OXY ON flag which appears on the left door when closed. The blinker showing green and an OXY ON flag which appears on the left door when closed. The blinker showing red and an OXY ON flag which appears on the left door when closed.

How long is the time delay to de-energize the oxygen container solenoid of the passengers?. 30 second. 6 second. 15 to 25 minutes.

When starts to operate the oxygen generator on the passenger masks after an automatic activation?. As soon as the mask fall down. When the first user pulls the mask toward his face, the release pin starts the chemical generation. When the last user pulls the mask toward his face, the release pin starts the chemical generation.

On passenger cabin the oxygen supply starts automatically at?. When the cabin pressure equivalent to an altitude exceeding 8,000 ft. and stops below 10,000 ft. When the cabin pressure equivalent to an altitude exceeding 10,000 ft. and stops below 14,000 ft. When the cabin pressure equivalent to an altitude exceeding 14,000 ft.

On the passengers oxygen system, how is reseted the electrical circuit after system operation?. The MASK MANUAL ON P/B SW MUST BE PRESSED. The OXYGEN TMR RESET P/B SW MUST BE PRESSED. The MASTER WARNING P/B SW MUST BE PRESSED.

Where is installed the altitude pressure switch?. Avionics compartment. Fwd cargo compartment. Overhead panel.

During a preflight inspection, what indicates that the crew portable oxygen system has been open?. The serviceability indicator is broken. The oxygen bottle is empty. The starter has been activated for the lanyard.

What is the purpose of the cabin PBE?. The PBE gives breathing means and ears protection in case of a fire and emission of smoke and noxious gases. The PBE gives breathing means and eyes protection in case of a fire and emission of smoke and noxious gases. The PBE gives breathing means and eyes protection only in case emission of smoke and noxious gases.

Which component maintains the operation of essential system by cutting off hydraulic power to heavy load users in the event of low hydraulic pressure?. Priority valves. Safety valves. Leak measurement valve.

What is the normal source of pressure for the blue hydraulic system?. On the blue system the normal source of pressure is the electrical pump (E-pump) and as an auxiliary sources the PTU. On the blue system the normal source of pressure is the electrical pump (E-pump) and as an auxiliary sources the Ram Air turbine (RAT). On the blue system the normal source of pressure is the Ram Air Turbine (RAT) and the electrical pump (E-pump) as an auxiliary source.

What is the function of the interlock mechanism in the Ram Air Turbine?. The interlock mechanism will only permit RAT stowage if the blades are properly aligned; it also prevents rotation when stowed. The interlock mechanism will only permit RAT deployment if the blades are properly aligned; it also prevents rotation when stowed. The interlock mechanism will only permit RAT stowage if the blades are properly aligned; it also permit rotation when stowed.

All the reservoirs are pressurized to?. 50 psi to prevent pump cavitation. 50 psi to prevent high pressure demand. 72 psi to prevent pump depressurization.

What type of indicator is located on all hydraulic accumulators?. Oil pressure accumulator. Air pressure accumulator. Nitrogen pressure accumulator.

What is the concept of LEAK in the hydraulic system?. A leakage is a quantity of fluid on a component that is sufficient to become a drop. A leak is a quantity of fluid on the surface of a component that is not sufficient to become a drop. A leak is a quantity of fluid on the surface of a component that is sufficient to become a drop.

What is the fail safe condition of the PTU solenoid valves?. Fail safe open. Fail safe closed. Safe life open.

What are some safety precautions when working on RAT system?. Isolation coupling must not be disconnected to prevent unwanted operation of the PTU and install the RAT safety device before working in the RAT area. Isolation coupling must be disconnected to prevent unwanted operation of the PTU and install the RAT safety device before working in the RAT area. Isolation coupling must be disconnected to prevent unwanted operation of the PTU and install the MLG safety device before working in the RAT area.

During the “A” check, how must be checked the nitrogen charge pressure on the on hydraulic power accumulators?. The charge hast to be checked using the SYSTEM PAGE on the cockpit. The charge hast to be checked using the MCDU. The charge hast to be checked using the direct reading gage.

What statement about PIPE ROUTING is correct?. There are hydraulic pipes in the passenger cabin or flight compartment. There are no hydraulic pipes in the cargo compartments cabin or flight compartment. There are no hydraulic pipes in the passenger cabin or flight compartment.

What indicates a number 3 on pipe label identification?. Green hydraulic system. Blue hydraulic system. Yellow hydraulic system.

What indicates a number 2 on pipe label identification?. Yellow hydraulic system. Blue hydraulic system. Green hydraulic system.

When operates the clogging indicators of the HP filter in the green system?. The clogging indicator operates when the differential pressure is lower than 87 ± 8.7 psi (6 ± 0.6 bars). The clogging indicator operates when the differential pressure is higher than 87 ± 8.7 psi (6 ± 0.6 bars). The clogging indicator operates when the differential pressure is higher than 85 ± 8.7 psi (6 ± 0.6 bars).

What is the purpose of the pressure switch in the blue system?. The pressure switch monitors the reservoir pressure for ECAM indications the threshold of the pressure switch is 1450 psi (99.5 bars). The pressure switch monitors the pump pressure for EFIS indications the threshold of the pressure switch is 1450 psi (99.5 bars). The pressure switch monitors the pump pressure for ECAM indications the threshold of the pressure switch is 1450 psi (99.5 bars).

How can the cargo doors be opened manually on ground?. The hand pump is installed on the ground service panel of the green system and is used for manual cargo door operation. The hand pump is installed on the ground service panel of the yellow system and is used for manual and automatic cargo door operation. The hand pump is installed on the ground service panel of the yellow system and is used for manual cargo door operation.

When the PTU does runs automatically?. When the differential pressure between the green and blue circuits is greater than 500 psi (34.5 bars). When the differential pressure between the green and yellow circuits is lower than 500 psi (34.5 bars). When the differential pressure between the green and yellow circuits is greater than 500 psi (34.5 bars).

WING ANTI ICE PROTECTION is for: Hot air from the pneumatic system is provided for the anti-icing of the three outboard leading edge slats (3, 4 and 5) of each wing. Hot air from the pneumatic system is provided for the anti-icing of the three outboard leading edge slats (1, 2, 3, 4 and 5) of each wing. Hot air from the pneumatic system is provided for the anti-icing of the three outboard leading edge slats (1, 2 and 3) of each wing.

What procedure must be done in case of wing anti ice protection failure. In case of failure, the aircraft may be dispatched per MEL with the RH WING anti-ice valve deactivated in the OPEN position or either valve in the CLOSED position. If the valve is deactivated OPEN, the associated engine bleed switch must be selected OFF until after takeoff. A flight manual performance penalty is applied (fuel consumption is increased by 1%). If the valve is deactivated CLOSED, the aircraft may not be flown into icing conditions. In case of failure, the aircraft may be dispatched per MEL with the RH WING anti-ice valve deactivated in the OPEN position or either valve in the CLOSED position. If the valve is deactivated CLOSED, the associated engine bleed switch must be selected OFF until after takeoff. A flight manual performance penalty is applied (fuel consumption is increased by 1%). If the valve is deactivated CLOSED, the aircraft may not be flown into icing conditions. In case of failure, the aircraft may be dispatched per MEL with the RH WING anti-ice valve deactivated in the OPEN position or either valve in the CLOSED position. If the valve is deactivated OPEN, the associated engine bleed switch must be selected ON until after takeoff. A flight manual performance penalty is applied (fuel consumption is increased by 1%). If the valve is deactivated CLOSED, the aircraft may not be flown into icing conditions.

What procedure must be done in case of engine intake ice protection failure?. The aircraft may dispatched by MEL with one ENGINE anti-ice valve deactivated in OPEN or CLOSED. The A/C may fly in icing conditions if the valve is in CLOSED position. The aircraft may dispatched by MEL with one ENGINE anti-ice valve deactivated in OPEN or CLOSED. The A/C may not flown in icing conditions if the valve is in OPEN position. The aircraft may dispatched by MEL with one ENGINE anti-ice valve deactivated in OPEN or CLOSED. The A/C may not flown in icing conditions if the valve is in CLOSED position.

Hot air from the pneumatic system is supplied to each wing by an: electrically controlled, pneumatically operated anti-ice control valve. pneumatically controlled, electrically operated anti-ice control valve. pneumatically controlled, pneumatically operated anti-ice control valve.

The anti-ice control valves regulate the anti-icing pressure to approximately: 23 psi. 34 psi. 50 psi.

The valves also include high and low pressure switches to monitor the regulation function of the valve. In case of electrical failure or lack of pneumatic supply pressure: the valve closes. the valve opens.

The Air Conditioning System Controller (ACSC) 1 and 2 are interfacing with signals from the wing ice protection system. The ACSC acquires: discrete inputs, to monitor the system and manage the bleed air. It stores failure data of the WAI system. discrete inputs, to monitor the system and manage the bleed air. It stores failure data of the EAI system. discrete inputs, to monitor the system and manage the anti icing protection. It stores failure data of the WAI system.

Hot air for the engine anti-ice system is supplied by a dedicated HP Compressor (HPC) bleed: on the V2500, 7th stage,. on the V2500, 10th stage,. on the V2500, 12th stage,.

The engine anti-ice system supply is controlled by an: electrically controlled, pneumatically operated anti-ice valve. pneumatically controlled, electrically operated anti-ice valve. pneumatically controlled, pneumatically operated anti-ice valve.

The solenoid is energized to CLOSE the valve, so in case of loss of electrical power supply, the valve will go fully open provided the engine bleed air supply pressure is high enough. In the absence of air pressure, the valve is: spring-loaded to the closed position. spring-loaded to the open position.