Position And Warning System Flashcards
What is the reason for a master caution warning system in aircraft?
To draw attention of the crew to a critical situation in addition to an annunciator that describes the problem.
What is the purpose of a MACH warning system in aircraft?
It provides an aural warning that aircraft speed limits have been exceeded.
How does a takeoff aural warning differ from a landing gear aural warning?
Takeoff - Intermitent horns
Landing Gear - Steady horn.
Name at least two items that may cause a takeoff warning horn to operate in a typical transport jet aircraft?
Speed brakes, flaps, stabilizer and auxiliary power exhaust door not in their takeoff position.
When is time to check landing gear switches, lights and warning horns or buzzers for proper operation?
During a landing gear retraction check
Where are the procedures located for checking and adjusting landing gear switches?
The aircraft manufacturer’s manual.
What is the source of the anti-skid warning system signal?
The anti-skid control unit.
What types of landing gear warnings are provided for retractable landing system?
Aural horn and a red warning light.
When does an aural device operate in a landing gear warning system?
When the throttle is retarded and the landing gear is not down and locked.
What is the purpose of the annunciator system?
To display current conditions and to notify the crew for unsatisfactory conditions.
What retractable landing gear positions must be indicated by regulations?
Down and locked / Up and locked.
What other aircraft system may activate the landing gear warning system?
The wing flaps system.
What system is used to indicate battery over-temperature?
A warning light.
What warning system may be required when a nickel-cadmium battery is installed in an aircraft?
A battery temperature monitoring system.
If an aircraft with retractable landing gear has only on green light to indicate the gear is down and locked, how will the switches be connected, in series or in parallel?
In series.
What is the usual means for alerting the crew of a jet transport that the cabin doors are not properly closed?
A warning light.
How is a pilot alerted that an anti-skid system has automatically returned to a manual brake system?
By a warning light.
What is the significance of an anti-skid warning?
The system is off or has failed.
By what usual means does the stall warning system in a small aircraft alert the pilot of an impending stall?
An audible alert/or a warning light or lights.
How can a pilot determine that the landing gear is down and locked?
A green light or lights and /or another type of visual indicator.
What systems are commonly used to activate the landing gear warning systems?
The throttles and wing flaps.
Why do airplanes with bleed air anti-icing of the wing leading edge have an anti-ice overheat lights?
To indicate an over-temperature condition, usually as the result of a break in the bleed air ducts.
