Daily System Questions Flashcards
Which doors are not monitored by the PSEU system?
Aft equipment bay door / system hatch
What limitations are placed on the passenger door?
4 passengers or 1,000lbs
Which door(s) are not integral parts of the pressure vessel?
Aft equipment bay door and TRU bay
What would happen if the PFD was to fail in flight? What panel could be used to provide PFD information?
Display revisionary panel on the MFD
At what altitude during a descent does the Radio Altimeter begin indicating altitude information on the PFD?
2,500
Which panel and knob is used to display white needles or green needles on the PFD?
Display control panel and the NAV source selector
What will occur when airspeed drops to the low speed cue (snake)?
Shakers
How is aircraft yaw represented on the PFD?
The brick on the AH
Which air data computer normally provides information to the first officer’s PFD?
ADC 2
What is the difference between the MAG and DG settings on the COMPASS panel?
DG is slewed and the MAG is slaved
Which panel is used to set approach minimums (DH or MDA)?
Air Data Reference Panel
What is the function of the AIR DATA and ATTD HDG knobs on the SOURCE SELECTOR panel?
Switch between ADC 1/2 and AHRS 1/2
What are the two main components of an IDG?
CSD and generator
What medium does the CSD use to change variable engine speed to a constant output speed?
Self contained oil
What type of electrical power do the generators produce?
AC
What is the sequence of AC Generator priority and what controls it?
Controlled by the GCU
* Onside generator
* APU
* Cross side generator
* ADG
* Ground Power
If the number one generator fails in cruise flight, from where will the AC ESS Bus receive power?
AC Bus 1
When will the AC ESS XFER light be illuminated?
When AC bus 1 is not powering the essential bus
What does an amber AUTO XFER FAIL message indicate
Bus fail or fault
What will cause an IDG to automatically disconnect?
Overheat / over torque
If an IDG disconnects in flight, can it be reconnected?
No
Which busses are receiving power in the service configuration?
DC service bus and APU battery direct bus
When will the AC Utility Busses automatically load shed (in flight and on the ground)?
Loss of generator power in the air. Doors closed flaps down will shed on ground.
With AC power supplied, what does the DC Service switch control?
DC service bus, AC service, DC utility
From which sources can the AC ESS Bus receive power?
AC bus 1/2, ADG
Which DC TIEs operate automatically, and which ones operate manually
DC 1/2 automatic and manual
Essential is manual only
When will the ADG automatically deploy and what does it power?
Total loss of AC power
Powers AC essential bus
Which generator and bus parameters do the GCUs monitor?
Onside engines
Priority to its related side
What will cause a fault light to illuminate in the IDG switchlight?
HOT LOP
High Oil Temp / Low Oil Pressure
The FIRE DETECTION system is being tested for what when the TEST switch is selected to the WARN position.
Simulates a fire
The FIRE DETECTION system is being tested for what when the TEST switch is taken to the FAIL position.
Simulates a short
What indications should be present when the TEST switch is taken to the FAIL position?
Fire Fail
Jet Fail
APU Fail
What indications should be present when the TEST switch is taken to the WARN position?
L/R Jet pipe overheat
Firebell
Tripple chime
L/R Engine Fire
Oral Jet pipe overheat
Fire source lights
Bottle switch lights
Which aircraft components are being tested when the APU or ENGINE BOTTLE switches are in the TEST position?
Fire suppression systems
The FIRE DETECTION system incorporates how many bottles of Halon for engine fire extinguishing?
2 total for both engines
What EICAS indications are present if an engine bottle has been discharged
L/R Squib 1/2
What possible problems exist if an ENG FIRE FAIL message is displayed?
Loop short
List the functions of the ENG FIRE switch.
Arm the bottle
Bleed SOV closed
Fuel SOV Closed
Hydolic SOV Closed
Turn off IDG
What is the FMA and where is it located?
Flight Mode Annuciater
Located above the AH
Where is “armed” FMA information displayed?
To the right and dispayed in white
Does the autopilot control the rudder?
No
Pushing a TOGA button on the ground before takeoff performs what function?
Activates Takeoff mode
Configures for possition
Pushing a TOGA button in flight performs what function?
Go Around Mode
At cruise with the autopilot engaged, what FCP functions must be accomplished in order to descend?
Setting an altitude lower than current and a verticle mode
What is the flight director’s “Basic” mode? What is the difference between the ALT and ALTS flight director modes?
Pitch / Roll
ALTS is a captured
and ALT is held current alt
What is the recommended method to engage the autopilot?
Verticle mode, Lateral mode, autopilot on
What is the normal method to disengage the autopilot?
AP disc on yoke
What is the correct way to remove the flight directors from both PFD’s?
PF flight director mode off
When does the FCC 1 only control FD 1?
Takeoff, app, and go around
After making a selection of the FCP, two green lights illuminate on each side of the button that has been depressed. These two green lights indicate what?
The FCP has acknoledged the button press
What is the difference between the CLB and IAS flight director modes?
CLB protects with atleast 50’ per minute
IAS will do whatever to capture airspeed mode
What is 10th stage bleed air used for?
Packs and engine start
What is 14th stage bleed air used for?
Anti-ice
Reversers
How are the 10th & 14th SOVs and ISOL valves controlled and operated?
Controlled electronically and operated pneumaticly
In what position do the 10th & 14th stage SOVs and ISOL valves fail?
10th closed
14th open
What is the difference between a huffer and a bottle? Why is it important to know which you are using?
- Huffer is high pressure and can help start your engine
- Bottle is one shot
What sources can pressurize the 10th stage bleed air manifold? What about the 14th stage?
10th APU, L/R Engine
14th L/R Engine
The 10th stage “Interlock Protection” circuit is based upon what?
If engines SOVs are open the LCV closes
How are bleed air leaks detected in the 10th stage system?
Leak detection duel loops
How are bleed air leaks detected in the 14th stage system?
Leak detection single loops
When the DUCT MON switch is in the TEST position, what system is being tested for electrical continuity?
Duct Mon loops
5 Duct fail lights
Oral duct fail
Test OK EICAS
When is it not permissible to bleed 10th and 14th stage bleed air from the engines simultaneously? Why?
Takeoff, Landing, Go around.
It reduces thrust
Which ACMP is normally in the ON position with power supplied to the aircraft?
3A
How are hydraulic systems 1 & 2 cooled?
Ram air/fluid heat exchanger
While in normal flight, when will hydraulic 1B pump come on automatically?
When flaps are out of zero
If the ADG is deployed in flight, which hydraulic pump does it automatically power?
3B