LANDING GEAR Flashcards
- What is the purpose of the overhead gear lights?
Redundant, do not need viewports
- What is indicated by a three-green indication on the overhead gear lights and only two- green indication on the center forward panel?
Gear is down and locked
- Does the same set of circuits operate both
sets of lights on the overhead & center forward panel?
No
- What is the OFF gear handle position for?
Removes hydraulic pressure from landing gear system
- What is the gear handle trigger for?
Allows landing gear to be raised, bypassing the lever lock
- What normally releases the lever lock on the landing gear?
Air/ground sensing
- When the gear handle is raised on takeoff,
what takes place?
Hydraulic pressure releases uplocks, brakes stop tire rotation, retraction is accomplished, mechanical uplocks engage to hold gear up
- When the gear handle is moved to the DOWN position, what happens?
HYD press releases uplocks
Gear extends by HYD press, air loads and
gravity
Overcenter mechanical and HYD locks hold the gear at full extension
- What is indicated by a red gear light?
Not down and locked throttle(s) idle & less
than 800 ft RA or disagreement with lever
(in-transit of unsafe)
- What is indicated by all lights extinguished?
Gear is up and locked
- Which hydraulic system is used for alternate nose wheel steering?
System B
- Is alternate nose wheel steering ever
automatically selected?
No
- In the normal mode, which hydraulic system is
providing power for steering?
System A
- In the alternate mode, which hydraulic system
is providing power for steering?
System B
- What does pressing the landing gear warning
horn button accomplish?
Silences landing gear warning horn
