11.14 Flashcards
Why should u not touch bulbs when it’s off
Can deposit grease and dirt
What are stobe lights used as and frequency
Anti - Collision lamps and beacon lights
40-100 cycles per min
Disadvantage with led
Service life reduced in temperatures over 80 degrees C
Led advantages
30% lighter
Longer life span 3-15 x more
Less power consumption 50-75% more
Resilient to knocks and vibration
Where are red nav lights
Point directly ahead to 110 left side
Green nav light
Directly ahead to 110 right side
White nav light
Rear to 70 degrees left and right
Port is what colour
Red
Starboard is what colour
Green
What source are the lights
Ac or dc
Ac during flight to reduce magnetic interference
What source are the lights
Ac or dc
Ac during flight to reduce magnetic interference
Where are anti collision lights placed
Top and bottom of fuselage
What is the rotating beam flash rate
40-45rpm
80-90 flashes
Rotating reflecting beacon flash rate
60 per minute
Strobe lighting flash rate
60-70 flashes per minute
3 types of Anti collision lights voltage supply
12v
28vdc
115vac
When does lamp illuminate in retractable unit
Only when it’s fully extended
Where are taxi lights and how what power
Front of fuselage and nose carriage
250 W
How are taxi/turn off lights used
Pilot to manoeuvre aircraft while on ground in darkness of poor visibility
Where are ice inspection lights and what do they do
Side of fuselage
Directs beam of light onto leading edge
What chapter is internal lights
33
Why do we use flood lighting
General illumination of instruments
Cargo bay lighting power source
28v dc
Emergency lighting source and for how long
28vdc and power for 10-20m
Normal operation where is the lighting position
To armed position
