Aircraft Lighting Flashcards
Where are the position lights on a helicopter and plane?
Helicopter: stationary surfaces, extreme left, right and aft.
Plane: port and starboard lights are mounted on the wing tips. The tail light as far aft as possible.
What kind of voltage do exterior lights run on?
28 VDC (normal) and 24 VDC (secondary and emergency)
What are the angles of port/starboard/aft position lights?
Port/stbd: 110*
Aft: 140
How often do rotating beacons flash?
80-90 flash/min
Where are the anti collision lights on fixed wing and rotary wing?
FW: red rotating on vertical stabilizer/belly. White strobe on each wing tip.
RW: white strobe on belly. Single white (day) and red (night) strobe on vertical stabilizer.
How often do strobes flash?
50 +/- 5 flashes per minute
How long do you wait for internal capacitors to discharge?
5 minutes
_____ may be adjusted by the aircrew to provide different extension positions for greater range of operation.
Retractable landing light
_____ is not visible to the naked eye.
Infrared lighting
What is wing illumination used for?
Inspecting the leading edge of the wing for ice or damage.
What are some safety precautions used when dealing with searchlights and landing lights?
Treat them as if they’re always on and be careful of the extreme heat.
What types of voltages do aircraft use for interior lighting?
115 VAC, 26 VAC, 6 VAC, 28 VDC, 5 VDC
Types of internal lighting systems?
Eyebrow, post, internal, integral, electro-luminescent
What are the disadvantages of internal lighting?
If the bulb is bad, the whole component needs replacing.
How do you know where to plug in power to the electro-luminescent panels?
The plus side on the user side of the panel.
