Aviation Mechanic - General, Airframe, and Powerplant › II. Airframe › Task K. Aircraft Electrical Systems

AM.II.K.R5

Risk management

Routing and securing wires and wire bundles.

Study note

Get a short, cited explanation of this element written from the FAA handbooks: the core idea, the numbers that matter, common test traps, and a quick self-check.

From the FAA library

Aviation Maintenance Technician Handbook - Powerplant p. 4-57
Chapter 4: Engine Ignition & Electrical Systems › Powerplant Electrical Systems › Protection of Wires in Wheel Well Area
routed below a battery. All wires in the vicinity of a battery should be inspected frequently. Wires discolored by battery fumes should be replaced. Figure 4-97. Drainage hole in low point of tubing. Protection of Wires ... Well Area Wires located in wheel wells are subject to many additional hazards, such as exposure to fluids, pinching, and severe flexing in service. All wire bundles should be protected by sleeves of flexible tubing securely held…
Aviation Maintenance Technician Handbook - Airframe p. 9-82
Chapter 9: Aircraft Electrical System › Wire Installation & Routing › Conduit
secure clamp retaining bolts so the movement of wires and cables is restricted to the span between the points of support and not on soldered or mechanical connections at terminal posts or connectors. Movable Controls Wiring Precautions ... Clamping of wires routed near movable flight controls must be attached with steel hardware and must be spaced so that failure of a single attachment point cannot result in interference with controls. The minimum separation between wiring…
Aviation Maintenance Technician Handbook - Airframe p. 9-78
Chapter 9: Aircraft Electrical System › Wire Installation & Routing › Wire Groups & Bundles & Routing
3. Certain other wires (usually radio wiring) as specified on…