B737-NG Oral Question Flashcards
What engine instruments are left on standby?
TBR
What do you have left when on standby power?
To be Reviewed
What engine instruments are self generating.
TBR
If start engine valve does not close, what do you do, and why?
TBR
What is the difference between LE flaps transit light on FWD panel and transit yellow lights on aft overhead panel?
Auto Slat indication?
With the flight recorder switch in NORMAL, when does the flight recorder operate?
On the ground?
In the Air?
On the Ground? Oil Pressure rise on first engine started
In the Air? Any time electrical power is available
What does the illuminated OFF light mean adjacent to the Flight recorder switch?
There is a Power Failure, Loss of Input Data or Electronic Malfunction, Test Failed
What are some of the things that the flight recorder moitors?
Altitude, Heading, Acceleration, Airspeed
Where is the flight recorder located?
Aft Cabin Ceiling
What does the crew oxygen gage indicate?
Pressure in the Crew Oxygen Bottle
What is the normal crew O2 pressure?
1,850 psi
What is the normal minimum crew O2 for pressure for dispatch.
Based on the table in Performance Inflight
Where is the crew O2 bottle located?
Aft end of the E&E compartment
How is the crew O2 bottle accessed?
Through the FWD Cargo Compartment, FWD Bulkhead Access Panel
What happens if the Crew O2 bottle becomes overheated and thermally discharges?
Loose oxygen from the bottle and the green disk (Right Side FWD Fuselage) will be gone. Pre-flight inspection Item
What kind of crew O2 do you get in normal operation of the crew mask?
Diluter demand (Air/O2 mix on demand)
What kind of crew O2 do you get when 100% is selected?
100% O2 on Demand
What kind of crew O2 do you get in EMERGENCY?
100% O2 under pressure
Where is the passenger O2 supply stored?
Each individual PSU unit.
With the switch in the guarded NORML position, when will the passenger O2 masks be presented?
When cabin altitude rises to approximately 14,000 feet
What is the function of the ON position of the PASS O2 switch?
Manually activates the pax oxy doors.
How many oxygen masks are connected to each generator?
4 at the passenger seats
2 at flight attendant’s station and lavatories
What is indicated by the PASS OXY ON light?
System is activated
With the PASS OXY ON light illuminated, what other light might you expect to see ON?
Auto Fail Light
MC Lights
Overhead Annunciator (Alt horn @ 10,000 feet cabin altitude)
When does the passenger O2 generator actually start to manufacture oxygen?
When the first mask (laniard) is pulled down on a specific bank of seats.
How long will the passenger O2 flow through the passenger masks, once activated?
12 min.
Can passenger oxygen be shut off after flow has started?
No
What can you do if a passenger oxygen mask compartment does not open when activated?
Manually open it with special tool.
Should passengers use oxygen when the cabin altitude is below 14,000 ft.? Why or why not?
No
Air is mix of O2 and cabin air.
What is available with the Service Interphone in the OFF position
Communication with the between the Flight Deck and Cabin
Flight Deck to Cabin
or
Cabin to Flight Deck
What is available with the Service Interphone in the ON position?
Connects all external jacks to the interphone system
With the Service Interphone switch in the OFF position, is communication between flight deck and cabin possible?
Yes
Is there an exterior service interphone switch? Where?
No
There is an external flight interphone jack located on the external power panel.
What does PSEU stand for?
Proximity Switch Electric Unit
What does the PSEU monitor
Air/Ground sensors
Configuration status/alerts
Overwing exit locks
When is the PSEU light inhibited?
When in flight (takeoff power set to 30 seconds after landing)
Should you be concerned with the PSEU light if it is illuminated on the ground?
Yes
Should you be concerned with the PSEU light if it illuminates during recall?
No, if it will cancel by pushing the MC light it is okay to go.
Are there any limitations on use of the windshield wipers?
Do not operate on a dry windshield.
Why is it important to not use the wipers on a dry windshield?
Will destroy rain repellant coating.