Miscellaneous Systems Flashcards
When quick releasing the flight deck door, which hinge should be pulled first?
The bottom
What is the maximum load capacity of the passenger door?
1,000lbs total or minimum of 4 passengers at any 1 time.
What does the passenger door rest on when fully extended?
A support wheel
What does half magenta mean on the Doors synoptic page?
Unknown whether the door is secured or not.
Can the avionics bay door be opened from the inside?
Nope.
What door is not shown on the EICAS synoptic page?
The aft equipment bay door
How many panels are there in the cockpit windshields?
3 glass panels separated by 2 vinyl inter layers
How many panes on the cabin windows?
2
The flight deck door is equipped with decompression panels that are designed to provide venting to relieve a pressure differential in excess of ______.
0.5 psi
How many Quick Donning Masks are in the flight deck?
3
What are the 3 options of oxygen modes of the quick donning masks?
- Mix of O2 and Cabin Air
- Pure Oxygen
- Oxygen Under Pressure
Where is the flight deck oxygen cylinder?
Behind the entrance storage compartment.
Is the EICAS oxygen number corrected for OAT?
Yes
How much PSI is an oxygen canister fully charged?
1850 PSI
When will OXY LO PRES display?
When O2 drops below 1410 psi
Or outlet pressure from regulator drops below 45 psi
What is the green frangible disc on the left forward fuselage?
covers crew oxygen relief port. If cracked, indicates crew O2 may be depleted due to over pressure
Where is the O2 service panel?
Right side of fuselage immediately aft of the radome
What does the flow blinker do when O2 if flowing?
Shows a yellow cross
When is positive oxygen pressure automatically supplied to the quick donning masks regardless of switch position?
Cabin altitude exceeding 30,000’
What produces oxygen for the passengers?
Chemical generators
How long can a passenger station’s chemical generator provide oxygen for?
13 minutes
Where are the containers for passenger masks?
- Each pair of PAX seats
- Lavatory
- Each flight attendant area
Why do some O2 stations have 3 masks?
For flight attendants walking up and down the aisles
When does the flow of oxygen begin for passenger masks?
When the mask is pulled down. Begins chemical reaction in the O2 generator
How hot do the oxygen generators get?
500 degrees Fahrenheit
Is the oxygen flow to passenger masks positive pressure?
Yes
Can the oxygen flow to passenger masks be stopped once it starts?
Nope
When will the oxygen container automatically release passenger oxygen masks?
Cabin altitude at or above 14,000’
How can PAX masks be deployed automatically?
Pressing guarded PASS OXY Switchlight.
How many and Where are the portable oxygen cylinders?
2 of them, 1 at each flight attendant station
With the Quickdonning mask’s EMERGENCY knob in the full counterclockwise non-emergency position __________.
You must inhale to obtain oxygen
How many fire extinguishers and where are they?
4 in total:
1 behind FO’s death beneath CBP2
1 forward FA station middle compartment
1 aft bulkhead A/C left
1 forward emergency equipment compartment in the supplemental galley
If a fire extinguisher is discharged in the flight compartment, what should the flight crew do?
Use the crew O2 masks with 100% oxygen.
PBE
Protective breathing equipment
PBE locations:
1 in flight deck under CBP 1
1 in last overhead bin A/C right side
1 in forward Flight Attendant station middle compartment
1 last row of seats, left side
How many minutes does the PBE provide a breathable atmosphere?
15 minutes
How many portable oxygen bottles and where are they?
2 of them.
1 in the front of the cabin
1 in the back of the cabin
Where is the emergency crash axe?
Stored in flight deck on bulkhead behind FO
How many flashlights and where are they?
4
1 forward FA station
1 back FA station
2 underfloor storage compartments of the flight deck
What are the 2 batteries in the flight deck powered by?
D-cell batteries
Where are the passenger flotation devices?
They are their seat cushions. They have straps that attach like a vest
Where is the ELT?
In the aft equipment compartment.
What color are the beacon lights are where are they?
Red, they are above and below the fuselage just forward of wing root
Where are the landing lights?
Wing roots and NLG
What is the purpose of the recognition lights?
They illuminate the ground close to the aircraft to make it more visible from the air.
How many NAV light bulbs?
6, 2 per wing tip, 2 on aft end of vertical stabilizer
Does the flight deck have access to the passenger compartment flood lights?
No, only on the FA station
The battery packs for the emergency lighting system are designed to illuminate all emergency lights for approximately ____ minutes
10
The photo-luminescent floor track tape needs to be exposed to a light source for _____ minutes before it becomes luminescent.
15
When will the ARM switch on the EMER LTS illuminate the emergency lights?
When power is lost to the AC or DC ESS BUS
What are some acars functions?
- Performance
- Clearances
- Times Reporting
- ATIS/WX reports
- Messaging
Taxi Lights are ______, landing lights are _______
Diffused/Clear
The RECOG light is used as a _______ reminder
Cleared to land
How many emergency lights? And where
6; 1 pax door, 1 service door, 2 each emergency exit.
What kind of battery powers the emergency lights?
Rechargeable battery packs. Powered by the DC ESSENTIAL BUS.
Emergency lights are powered from ______ batteries and will provide lighting for ______ minutes
Rechargeable, and 10
When will Emergency lights come on?
When in the ARM position, and you lose power to you’re AC or DC essential bus.
What weather radar do we have?
The Collins WXR-840 solid state color weather radar system
How much tilt is the weather radar capable of?
60 degrees left and right, 15 up and down
What will happen if the actual range of the radar disagrees with the range selected on the display panel?
RADAR CONTROL FAULT message
What is a good indication of turbulence when using the weather radar?
Closer gradients
What is the XFR push button used for on the weather radar control panel?
Selects which pilot has control of the displayed range
What does the MAP mode on the weather radar do?
Generates a terrain display
What does the WX position do on the weather radar?
Activates weather radar detection mode
What does the SEC pushbutton on the weather radar control unit do?
Deceases the scan area to 30 degrees either side of the aircraft.
Doubles the refresh rate
What is Path Attenuation Correction?
A system in the weather radar system which automatically compensates for attenuation by increasing receiver sensitivity for returns at longer rangers
What does cyan A mean on the weather display?
Auto tilt is active
What is the variable control setting used for on the gain of weather radar system?
Used to determine the intensity of closely spaced thunderstorms
GCS
Ground clutter suppression. Pushing in on the gain knob
When the USTB message is visible on the MFD when using the WX radar, what should be performed?
Select the STAB position
OXY LO PRESS means probably not enough oxygen for…
The crew members
If the O2 is green, you have enough oxygen for ______.
The CA and FO, not necessarily the jump seat rider
Do the door seals use bleed air?
No, they use differential pressure in order to secure it.
Where is the door motor located?
Inside the door louver itself
What doors aren’t on the doors page?
The flight deck escape hatch
The aft equipment bay door
What is the only unpressurized compartment?
Aft equipment bay if
DCU
Data Concentrator Unit
How many DCUs are there?
2
What is the purpose of the DCUs?
They receive all data from the airplane system and then relay them to the proper component or display.
What ensures DCUs both are on the same page?
X-Talk feature
What is normally the Master DCU?
DCU 1
If DCU 1 fails ______ will automatically supply the data
DCU 2
