Wired

During a routine inspection, the technician noted the strobe lights would remain on after the switch was selected off. Troubleshooting revealed the switch to be defective. Removing and disassembling the switch revealed the solder joint holding the braided wire had broken and welded itself to the line post. Switch was replaced IAW AD 2008-13-17 in May 2009.

Editorial Staff

Monday, November 21, 2016 at 12:00 AM ET

Verified

Key Takeaways:

A significant number of aircraft malfunctions are attributed to faulty or damaged wiring across various systems.
Common wiring issues include chafing, improper routing or securing, broken leads, and defective connections like solder joints or crimps.
These wiring problems lead to failures in critical components, affecting systems such as strobe lights, alternators, avionics, engine control units, and landing gear indicators.