DSC Landing gear Flashcards
What controls the landing gear ?
2 LGCIU (landing gear control and interface unit)
What is the switch between LGCIU happening ?
After the full RETRACTION of the landing gear
When is the landing gear safety valve active ?
Speed more than 260kt with data from ADR1 or ADR3
What HYD power the landing gear ?
Green
To which LGCIU is connected the Landing gear indicator panel ?
LGCIU 1
From which LGCIU does the GPWS receive data ?
LGCIU 1
When does the red arrow next to the landing gear lever illuminates ?
when A/C in landing config and gear not down lock
What HYD system power the NWS and which computer controls it ?
Yellow
Controlled by the BSCU
When does the NWS stop being connected to the rudder ? Hand wheel ?
above 130kt
Above 80kt
What are the brakes systems on the A/C ?
Normal brakes => Green HYD
alternate brakes => Yellow HYD
When does the switch between the BSCU channels occur ?
When the landing gear is selected DOWN
What controls the antiskid ?
When does it become available?
BSCU
>20kt
What controls the alternate braking ?
ABCU (alternate braking control unit)
What are the different type of alternate braking available and how are they controlled ?
- Alternate braking with antiskid (braking controlled by ABCU and antiskid by BSCU)
- Alternate braking without antiskid (braking by ABCU)
- Alternate braking without antiskid on accumulator (ABCU)
What info is used for the antiskid ?
Ref speed from BSCU
BSCU gets speed from ADIRS 1,2 or 3