Pilot's Guide to Avionics 2017-2018 - 70
WIRED FOR THE FUTURE?
Cotton insulation, according to many shop
Continued from page 69
technicians, should be an automatic candidate for
replacement; wiring with old 1960s- and 1970s-era
comparable-power lead-acid batteries weigh. It even
plastic insulation should be put on watch. Abrasion,
weighs significantly less than nickel-cadmium batteries.
heat and vibration take their toll on insulation and the
And it offers lower life-cycle costs.
conductive material inside.
Age should not be allowed to become the cause of
But even the best, most-modern electrical
components need safe, well-designed wiring systems
an electrical system failure and the ramifications such
to fulfill their function in the aircraft.
a failure brings.
Start with the insulation and go from there
Electronics Association offers training to help
And avionics technicians take note: The Aircraft
Insulation. It's what keeps all those energized electrons
technicians learn to use modern inspection methods
flowing through the central nervous systems of houses,
when checking out aircraft wiring. Learn more about
factories, restaurants and, of course, cars and airplanes.
the association's Basic Wiring and Avionics Installation
Where insulation appears flaked, cracked, worn or
course at aea.net/training.
The course is available twice annually at the AEA's
absent in an aircraft's wiring systems, a case exists to
consider a wiring-system upgrade to newer, modern
international headquarters in Lee's Summit, Missouri.
Class size is limited; early enrollment is encouraged. q
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