Learjet 20 Series Pilot Training Manual page 288

11. Model 23—The red UNSAFE light will
be on when:
A. The nose gear is unsafe or in transit.
B. A main gear is unsafe or in transit.
C. A and B are correct.
D. None of the above
12. Three red UNSAFE lights will be on
and the gear warning horn will sound
when the:
A. Gear is retracted and no green
LOCKED DOWN lights are on.
B. Gear is down and the thrust levers are
above approximately 70% rpm.
C. Gear is up and the thrust levers are
below approximately 70% rpm.
D. Flaps are extended below 25°.
13. MODEL 23—The red UNSAFE lights
will be on and the gear warning horn
will sound when the:
A. Gear is retracted and no green
LOCKED DOWN lights are on.
B. Flaps are extended below 25°
C. Gear is down and the thrust levers are
above approximately 70% rpm.
D. Gear is up and the thrust levers are
below approximately 70% rpm.
LEARJET 20 SERIES PILOT TRAINING MANUAL
FOR TRAINING PURPOSES ONLY
14. Illumination of a main gear red
UNSAFE light may indicate:
A. The corresponding main gear is not
down and locked.
B. The corresponding main gear is not up
and locked.
C. The corresponding main gear inboard
door is not fully closed.
D. The corresponding main gear inboard
door is locked in the closed position.
15. Model 23—Illumination of the red
UNSAFE light may indicate:
A. One of the main gear inboard doors is
not fully closed.
B. One of the main gear is not down and
locked.
C. A and B are correct.
D. None of the above.
FlightSafety
international
14-21