Font size
WorksheetsMECHANIC 2
Total questions: 126
Worksheet time: 2hrs 46mins
On A350 Main Hydraulic Power. Which answer is right?
A
B1
B2
Green Hydraulic System Supply to which system?
Nose LDG and Related Door, Main LDG and Related Door, Flight Control
Main LDG and Related Door, Flight Control and RAT Retraction
Main LDG and related Door, AFT Wheel Brake(5, 6, 7, 8), Steering System
Hydraulic System Reservoir is Bootstrap Type? What the mean to pressurized hydraulic reservoir to prevent pump cavitation?
Using Air come from Bleed System
Using outlet Hydraulic Pressure
Using air from GSE
Hydraulic System Accumulator is pre-charge by?
Nitrogen air with pressure relate to temperature
Hallo Filled
Filled Helium and no maintenance during service life
In case of follow, Hydraulic Engine Pump go to standby mode?
Engine Start
Fuel LO Level in Wing Tank and Hydraulic Temperature more than certain threshold
All above
Put the Hydraulic Systems in the Depressurized-for-Maintenance Configuration with the Reservoir Depressurized?
You can manual turn De Press Knot on relate Reservoir
Push De-Press Switch on related GSP
All above
Principle of the De Pressurized Hydraulic Reservoir?
Release Pressure from Reservoir Pressurized Chamber
Connect two Reservoir Chamber together
Non above
How many way to filling hydraulic system?
Two, filling by A/C Hand Pump and Hydraulic Ground Cart
Two, filling by A/C hand Pump and Gravity
Three, filling by A/C hand pump, gravity and hydraulic ground cart
How to bleeding hydraulic reservoir?
Automatic and manually
Automatic only
Manual only
Which component maintain pressurized in side reservoir?
pressure maintaining unit
bootstrap-type reservoir
system accumulator and pressure maintaining unit
To keep hydraulic Temperature in corrected limit, system using heat exchanger for?
Cooling hydraulic fluid and heated fuel
Cooling hydraulic fluid
Cooling fuel and heated hydraulic fluid
Which Hydraulic Flow in hydraulic system was be cooling by fuel?
Return Flow
Engine Driven Pump Case Drain Flow
Supply flow
Which component control hydraulic fluid temperature in hydraulic system?
Temperature control valve and heat exchanger In side wing tank
Temperature control valve and heat exchanger In side Center Tank
Temperature control valve, heat exchanger and Thermal bypass valve
Engine Fire Shut Of valve control by?
Manual
Automatic
Manual and Automatic
De-Pressurization Mode of the Engine Driven Pump can be control by?
Manual
Auto
Manual and auto
When Pilot push ENG GREEN (YELLOW)/SUPPLY Pushbutton in flight?
Fire Shut Of Valve Closed
Fire shut of Valve Closed and can open again in flight by push ENG GREEN(YELLOW)/SUPPLY Pushbutton
Fire shut of Valve Closed and cannot open again in flight
When Fire P/B operate?
Fire Shut Of Valve Closed
Fire shut Of Valve Closed and EDP go to standby mode
Fire Shut Of Valve Closed and Cannot Open again in flight
When UERF logic Detection the HMCA control?
Closed Fire Shut Of Valves
Closed related Fire Shut Of Valve if Hydraulic continuous operation with another engine
Closed related Fire Shut Of Valve and EDP go to standby Mode
When you push GREEN(YELLOW) Pump on Overhead Panel to OFF Position then?
EDP go to Depressurized mode
EDP Disengagement
EDP Pump Stop supply
Hydraulic Electrical Pump can control operate?
On ground
In flight
both
Which purpose of the isolation valve on yellow hydraulic system?
Isolate hydraulic supply to nose landing gear in flight
Isolate hydraulic supply to flight control when cargo door operation
Isolate hydraulic supply to heavy user
IF a Hydraulic HP Filter becomes blocked?
Hydraulic Flow will bypass and supply to user
All user will not be supply
Relate hydraulic source will be lose
Engine Driven Pump can declutch from gearbox?
Yes by using PUMP P/B relate in cockpit overhead panel
Yes, on ground only
No
Which mode for Hydraulic Electrical Pump?
Auto, Normal, Abnormal
Auto, manual.
Auto, Manual, Abnormal
Which Indication about Hydraulic Quantity adjusted to relation with temperature and LDG configure?
Hydraulic Quantity Indication on ECAM HYD Page
Indicator on Reservoir
Indicator on Green GSP
The 'RSVR LEVEL LO' indication in amber, when the hydraulic fluid level?
Hydraulic Quantity in reservoir reduce reach LO
Hydraulic quantity in reservoir less than full level 5 litter or more
Hydraulic quantity in reservoir remain 5 litter
Which the necessary condition for Electrical pump operation in normal mode?
Engine not running, A/C On ground
Engine not running
no fault detect by MCPU or CRDC
a and c
When Hydraulic System is pressurized by hydraulic cart, is hydraulic supply to flight control system?
When Hydraulic System is pressurized by hydraulic cart, is hydraulic supply to flight control system?
Yes, if turn the manually isolation valve in the Hydraulic Bay
No
Yes, if Push the manifold isolation switch on the GSP
When the EMP is started for cargo door operation or accumulator reflation, you can supply hydraulic pressure to flight control by?
Push the manifold isolation switch on the GSP
Not able to open manifold isolation valve
EMP started will to supply to flight control system
Which Indication about Hydraulic Quantity NOT adjusted to relation with temperature and LDG configure?
Hydraulic Quantity Indication on ECAM HYD Page
Indicator on Reservoir
Indicator on Green GSP
Which type hydraulic can use on A350 A/C?
Sky droll LD 4
Hi Jet V
Both
The ground test for WIPS valve opening time is limited to?
20 seconds
25 seconds
30 seconds
After testing the period time WIPS is inhibited for system distribution cooling down is?
10 minutes
15 minutes
20 minutes
The WIPS application controls the wing anti-ice valve via?
Torque motor(TM)
Solenoid(SOL)
Function of the wing ice protection monitor temperature sensor?
It is used on ground only for overheat detection
It is used in flight only for overheat detection
Its signal is used to control the Torque motor
Closure of the wing ice protection valve is?
Indirectly controlled by the BOMU and directly by the WIPS application through the CRDCs
Directly controlled by the BOMU and indirectly by the WIPS application through the CRDCs
Directly controlled by the BOMU and the WIPS application through the CRDCs
The engine Nacelle Anti-Icing (NAI) protection system prevents ice build-up by using hot bleed air from?
The engine compressor (IP8) bleed port
The engine compressor (HP3) bleed port
Downstream of MPV
Engine NAI systems has two valves, PRSOV and a PRV, in normal operation?
The PRSOV also acts as a backup pressure regulator when the PRV has failed.
The PRV also acts as a backup pressure regulator when the PRSOV has failed.
The PRSOV and PRV act independent depend on engine power setting.
The windows anti icing/defogging system can be operated in?
Two modes: automatic or manual
Only automatic mode
Manual mode can only be activated when automatic mode failed
The WHC regulates the temperature of the cockpit windows based on the temperature value it receives from one of the three temperature sensors. When one the temperature sensor defective?
The related WHC automatically uses data from one of the other sensors.
Manually switch to the other sensor on OMT
Manually switch to the other sensor on the window
Which is the Overheat condition of the cockpit windows?
The temperature of one of the cockpit windows is more than 35 deg.C
The temperature of one of the cockpit windows is more than 42 deg.C
The temperature of one of the cockpit windows is more than 60 deg.C
Changeover valve is used to isolate leak on?
NLG shock absorber
MLG shock absorber
Both NLG & MLG shock absorbers
When changeover valve is operated?
You can do oil and gas servicing as normal.
You can only do oil servicing
You can only do gas servicing
The LDG extension and retraction system is supplied by which hydraulic system?
Yellow hydraulic system for both NLG and MLG
Green hydraulic system for both NLG and MLG
Yellow hydraulic system for NLG and Green for MLG
LGCIS 1 and LGCIS 2 use?
The same proximity sensors
Their own proximity sensors
Some of proximity sensors are used for both LGCIS
When the aircraft have rolled out with one main wheel fully deflated?
Re-inflate the wheel to maximum pressure and measure the tire pressure again the next day.
Replace the wheel before A/C departure.
Replace wheel and the adjacent wheel.
The BRK system is supplied by which hydraulic system?
The forward group (brakes 1 to 4) is supplied by the Yellow hydraulic system. The rear group (brakes 5 to 8) is supplied by the Green hydraulic system.
The forward group (brakes 1 to 4) is supplied by the Green hydraulic system. The rear group (brakes 5 to 8) is supplied by the Yellow hydraulic system.
All the brakes are supplied by either Yellow or Green hydraulic systems depend on brake mode.
When the active BRAKES CTL channel changeover?
After each landing gear extension.
After each flight.
Right after the LDG control select to UP position
The Brakes Control System (BRAKES CTL) controls?
The normal, the alternate braking modes.
The normal, the alternate and the emergency braking modes
The normal, the alternate, the emergency and the parking braking modes
The nose wheel steering system is supplied by which hydraulic system?
Green hydraulic system
Yellow hydraulic system
Independent hyd
The nose wheel steering system is supplied by which hydraulic system?
Green hydraulic system
Yellow hydraulic system
Independent hydraulic system
The flight crew system consists of:
The oxygen storage,
The oxygen distribution,
The oxygen control and indicating.
All of above.
The flight crew oxygen system supplies the flight crew members with oxygen in case of:
Loss of cabin pressure altitude.
Emission of smoke.
Emission of toxic gas.
All of above
When working on gaseous oxygen system, you must:
Stop all refueling, all repairs on fuel and hydraulic systems, all procedures that use flammable material such as cleaning and de-icing materials.
Do not operate external lightings,
Do not operate HF system and carry out maintenance on HF system,
Which component control and monitor the Crew oxygen system?
No controller
Control and monitor by Oxygen System control and Monitoring applications
Monitor by SDAC
Two Bleed Air System (BAS) applications
Changeover After each flight or after failure
Changeover Only after failure
They work simultaneously
The cross bleed valve is
Electrically controlled, operated independently by two electrical motors.
Solenoid controlled and pneumatically operated
Electrically controlled, operated by one electrical motor.
When the XBLEED selector is in the AUTO position, it will be closed automatically in case
Both Engine Bleed Air System (EBAS) are operative in normal configuration, without APU bleed air
Air is supplied from the HP ground cart
No bleed air is available.
When all APU and ENGINEs bleed airs are available
APU bleed having priority over engine bleed air.
APU bleed will supply bleed air only if the X BLEED selector is selected OPEN
APU bleed will supply bleed air only if the ENG BLEED pushbuttons are selected OFF
The HPGC supply symbol (white GND and green triangle) comes into view in ENG BLEED page only when
The A/C is on ground (input from LGERS) and there is no APU nor ENG bleed air supply
The bleed ducts are pressurized (pressure above 20 psi).
All of above
Engine Bleed Air System (EBAS) is used for:
Bleed air pressure regulation (including HP/Intermediate Pressure (IP) transfer) and bleed air temperature regulation
System monitoring and protections.
All of above
Location of the Precooler (PCE)
On the pylon
Right above engine core
On the wing
The fan air flow exiting the PCE is vented to
The engine core zone and is subsequently vented overboard.
Overboard through pylons outlets
None of above
On the BLEED page which valve are not displayed
FAV and OPSOV
MPV and OPSOV
HPV and FAV
In case of overpressure ( the MPV does not operate correctly), the ENGINE BLEED system protection is ensured by
Backup a pneumatic protection is done by the overpressure shut-off valve
Electrically controlled and pneumatically operated the overpressure shut-off valve
Electrically controlled and pneumatically operated the fan air valve
When A/C inflight, at normal configuration, which valve ensure ENGINE BLEED system temperature regulation
Manifold Pressure Valve (MPV)
HP Bleed Valve (HPV)
Fan Air Valve (FAV)
The functions of the overheat detection system (OHDS) are:
Leak detection and leak isolation
Leak detection and leak location
Leak detection, leak isolation and leak location
How many pressure sources for potable water pressurization?
Bleed air or compressed air ground cart
Bleed air or compressed air ground cart or A potable water pump
Bleed air or compressed air ground cart or electrical compressor
Can you work on the toilet waste system and the portable system at the same time?
Yes, the two systems are independent.
No, it can cause the contamination to the portable water system
No, you can not use water car and waste car at the same time.
Can you set the water quantity at FAP at any time?
Only when PWSP access door is closed
Only when PWSP access door is opened
Only when A/C is energized and fill-mode was not started at the PWIP.
Which level you can preselection on FAP?
The value in steps of 10% of the total potable-water quantity, between 30% and 100%.
The value in steps of 25% of the total potable-water quantity.
The value in steps of 20% of the total potable-water quantity.
When water from faucet in LAV can not stop, what should you do?
You can disconnect the water line to the faucet and INOP the LAV.
Let the water flow because it flow small water.
Close the SOV and deactivate the LAV.
When water form faucet in LAV can not stop and we close the SOV,
Water flows from faucet stop so we can use toilet in that LAV normally.
All the water supply to that LAV stop and the LAV is considered inoperative.
Water stops flowing to faucet and still supply to toilet line.
What is aircraft configuration to refill the water tank
What is aircraft configuration to refill the water tanks?
A
B1
B2
When does the vacuum generator operate?
A
B1
B2
The function of the Inert Gas System (IGS) is to decrease the oxygen concentration in the
A
B1
B2
The function of the Air Separation Modules (ASMs)
A
B1
B2
The air that goes into the IGGS(Inert Gas Generation System) comes from:
A
B1
B2
The IGGS operates
A
B1
B2
Temperature Isolation Valve(TIV)
A
B1
B2
Which valve has mechanical visual position-indicator
A
B1
B2
Where are the IGGS pallets located
A
B1
B2
The IGGS starts to operate
A
B1
B2
What is true regarding the APU Starter/Generator supply?
A
B1
B2
What is the APU Starter/Generator duty cycle?
A
B1
B2
What is the ECB location?
A
B1
B2
From where is the APU emergency shutdown can be manually initiated?
A
B1
B2
What is true regarding the APU start modes?
A
B1
B2
In which case does the 'FAULT' light illuminate on APUMaster Switch?
A
B1
B2
What is true regarding APU maintenance?
A
B1
B2
If the advisory'OIL LVL LO' is pulsing on APU page:
A
B1
B2
In case of high oil temperature or low oil pressure:
A
B1
B2
The APU low fuel pressure switch is:
A
B1
B2
What is true regarding the APU shutdown?
A
B1
B2
The cockpit door can be kept electrically unlocked for maintenance
A
B1
B2
The cockpit door strikes are immediately de-energized to unlock the door when decompression is sensed
A
B1
B2
The status cockpit door 'closed and locked' on the cockpit door panel
By pressure sensors integrated in CDLCU (cockpit door locking control unit).
The status cockpit door "closed and locked" on the cockpit door panel.
Sent from micro-switch that attached to each electrical strike.
Based on voting logic of status of three electrical strikes.
Sent from the switch in center strike.
Decompression Deceleration Device decrease the speed of the cockpit door movement when cockpit door is opened rapidly.
When shear pin of the device break to activate brake assembly.
Both of above.
Cabin Decompression and Evacuation Panel integrated in cockpit door will open into the direction of the cockpit when rapid cabin decompression occurred.
For evacuation of the cockpit when cockpit door is blocked.
Both of above.
The escape hatch can be.
Opened from inner side only
Opened/Closed from outside and inside
Opened/Closed from inner side and Opened from outside
The passenger door bumper absorbs the movement of the door while it opens or closes.
Opens the door in emergency operation.
Stops the door to prevent it from crashing on A/C skin.
The passenger door cannot be opened in flight due to.
The design profile of guide roller brackets and door stop fittings to prevent the relative movement between guide rollers and guide roller brackets as well as door stop fittings and door frame stop fittings under cabin pressure.
Under cabin pressure the guide roller brackets lock the guide roller from moving away.
Under cabin pressure the door stop fittings cannot move away from door frame stop
When the door moved away from the door-frame.
The inner and outer handles cannot operate due to the anti-lowering lever fully locks the internal door mechanism.
The inner handle can be operated.
The slide selector lever can be operated.
When the Slide Selector Lever moves to the DISARMED position.
The girt bar disengages from the floor fittings.
The girt bar stays connected to the fuselage floor fittings.
The girt bar disengage from the slide pack.
Checking the DEOA (Damper and Emergency Operation Actuator) serviceable by.
Checking a pressure gauge installed on the cylinder in green band.
Checking a pressure gauge installed on the cylinder and checking indication on FAP.
Checking the bottle pressure status on FAP.
After the passenger door open in emergency mode.
The door can be closed after acting on safety exhaust plug to release pressure in DEOA (Damper and Emergency Operation Actuator).
The DEOA can be charged with gas on wing for serviceability.
Both of above
The latched and locked of cargo door is checking by.
Eight locking cam windows show green painted surface.
An aft hook indicator flag does not protrude.
Both of above.
The EMP run automatically when the cargo door is unlatched.
When the cargo door is unlatched, the EMP run 30s for bleeding hydraulic.
When door unlatched and the toggle switch on the CDOP (cargo door operation panel) moves away from "NEUTRAL/DOOR STOP" position.
Both of above.
At starting of cargo door normal closure.
Hydraulic pressure is sent to the actuator extension chamber.
Hydraulic pressure is sent to both chambers of actuator to prevent the free fall of cargo door.
Hydraulic pressure is sent to actuator retraction chamber.
For cargo door operation, if EMP( electric motor pump) fail to run automatically.
Always two staffs need for cargo door operation, one at cargo door operation panel, one at hydraulic yellow service panel to pressurize system.
One staff at cargo door operation panel is enough, you can start EMP manual from cockpit.
Cargo door can only be opened manually with an Hydraulic Auxiliary Pump (HAP) through a gearbox and with the aid of a hand pump handle installed in two parts (crank and extension lever) on the two hydraulic Ground Service Panels (GSPs) (Yellow and Green).
The red warning light on DIP( door indication panel) will flash.
When the A/C on ground and pressure inside A/C is 2.5 mbar higher than pressure outside.
When the A/C on ground, pressure inside A/C is 2.5 mbar higher than pressure outside, the slide lever is in the disarmed position.
When the A/C on ground, parking brake on, pressure inside A/C 2.5 mbar higher than pressure outside, the slide lever is in the disarmed position.
When CPCS does not get the closed and latched signal from bulk cargo door.
The pressurization of A/C is inhibited.
The pressurization of A/C will be prevented on ground only.
The pressurization of A/C has no affection.
The indication 'SLIDE ARMED' at the DIP ( door indication panel )comes on when.
A/C on ground and slide lever is armed.
A/C on ground, slide lever is armed; the door operation handle lifted a few degrees.
A/C on ground, slide lever is armed, parking brake is on, and the door operation handle is moved to start lifting the door.
