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What is the primary power source for the standby instrument system?
What is DC essential bus 3
When is the FUEL IMBALANCE CAS message displayed?
What is the main wing tanks difference >800lbs
The Fuel Tank Inerting System (FTIS) enriches the fuel tank with which inert element?
What is nitrogen
How many water pumps are installed in the A220-300 potable water system?
What is 2
How long is the useful life of an Oxygen Generator of an A220-300?
What is 15 years
Which hydraulic system is used for nosewheel steering?
What is Hydraulic system #2
What does 3 white bars on the brake wear prediction indication mean?
What is the brake needs replaced in less than 100 flight cycles
How do you perform a stick shaker/Flight Control test?
How is from the Avionic synoptic page
“Armed” modes of the Flight Director (FD) and the Autopilot (AP), are shown on the Flight Mode Annunciators (FMA) in which color?
What is white?
What component is the primary source of AOA data?
What is the ADSP
What is the purpose of the dry bays in the main integral fuel tanks?
What is to prevent fuel spillage on an engine if a main tank is ruptured
The fuel tannk inerting system (FTIS) is automatically controlled by which component?
What is the inerting control unit (ICU)
What is the normal operating position of the “FILL/DRAIN VALVE”?
What is Flight
At what cabin altitude will the Passenger Oxygen System will be auto deployed?
What is > 14000 ft.
Where is the hydraulic fire wall shutoff valve (FWSOV) located?
Where is on the center aft wing box
Where does the axle interface modules (AIMs) and tire pressure modules (TPMs) send information?
Where is to the TPMU
In Normal operation, which unit commands the flight control surface power control units (PCUs)?
What are remote electronic units (REUs)
What message shown on the Autoland Status Annunciator (ASA) of the Primary Flight Display (PFD) will be an indication of a downgrade of the Autoland?
What is "NO LAND" in red?
What A220-300 navigation sub-system sends time-to-go (TTG) information to the PFD and FMS?
What is the DME
Selecting the MAN XFR switch on the overhead panel to L or R allows how much fuel to be transferred at one time?
What is 400 lbs.
At what temperature is the Temperature Control Valve (TCV) fully closed?
What is 85 degrees C
How is the potable water “FILL/DRAIN VALVE” actuated?
What is electrically
Passenger oxygen generator visual indicator will turn which color when used or depleted?
What is black
How are the maintenance free accumulators serviced?
How is they are not serviced
How often does the landing gear and steering control unit (LGSCU) do a relay dormancy check?
What is every 50 hours
In the event of the failure of the slat/flap control lever, a guarded ALTN FLAP switch is used to set the flap to what position(s)?
What is Slats 2 and Flaps 3 (normal takeoff)
Which computer(s) control Flight Guidance (FG) and Autothrottle (AT)?
What are the data concentrator unit module cabinets (DMC)?
What are the 2 channels in each air data smart probes (ADSP)?
What are the main channel and the opposite side pressure (OPS) channel
How do we insure positive fuel flow to the collector bays for engine feed?
How is through the fuel flapper check valves
Which Mode is the FTIS in during Engine Start?
What is Inhibit mode
What is the max capacity of the A220-300 potable water tank?
What is 42 Gals.
How many Passenger Oxygen Masks are located inside a two seat PSU?
What is 3
What valve is NOT installed on the system #3 hydraulic resovior?
What is suction shutoff valve?
When the parking brake is applied, how is the braking pressure maintained over time?
What is mechanically
Which component sends the alternate flight control unit (AFCU) ARM signal?
What are the primary flight control unit (PFCC)
Which computers control Autopilot and Autoland?
What are the primart flight control computers (PFCC)?
Where is the standby flight instrument (SFIS)options control module located?
Where is in the wire harness to the SFIS
Fuel quantity probe analog data is converted to digital data using what component?
What is the remote data concentrator (RDC)
Which fuel tank inerting system (FTIS) Mode can only be reset on the ground?
What is Latched Shutdown Mode
The potable water pumps supplies water to the sinks and galleys by pressurizing and distributing water at what target pressure?
What is 41.5 psi
What is the thermal temperature of an activated Oxygen Generator?
What is 450 degree F
When does the EEC depressurize the EDP?
What is during an in flight engine start?
What happens when the steering tiller and the rudder pedal inputs are applied in opposite directions at the same time?
What is the inputs are arithmetically summed
What is the purpose of the Attitude Heading Computer (AHC)?
What supplies attitude and attitude rate information to the PFCCs to validate IRS data?
While on Autoland approach, when passing thru 1500 ft Radio Altitude, LAND 2 shows on the Autoland Status Annunciator (ASA).
What three other modes will arm based on Radio Altitude (RA)?
What are Align, Flare, and Rollout