Home › Part 107 Practice Tests › Maintenance & Preflight Inspection Questions › Question 17
What wiring condition found during inspection should ground the aircraft?
- A.Chafed, pinched, or worn insulation that exposes or risks damaging conductors
- B.A cable routed neatly but longer than the others
- C.A cable whose color has faded slightly in sunlight
Correct answer
A. Chafed, pinched, or worn insulation that exposes or risks damaging conductors
Why
Worn or pinched wiring can short or lose continuity in flight. Damaged cables should be repaired or replaced before the aircraft is operated again.
Source: FAA-G-8082-22 Ch. 12 · ACS knowledge area: Maintenance and Preflight Inspection Procedures · From the Maintenance & Preflight Inspection practice bank (MNT-017).