SDR UALA2011112706498

Service difficulty report · Wire · Boeing 777222

Difficulty date: November 24, 2011
Submitted: November 30, 2011
Operation: Air carrier
Aircraft: N784UA
Make and model: Boeing 777222
Aircraft serial: 26951
Aircraft time: 65,326 hours, 9,265 cycles
Engine: Pwa PW40903
System (JASC): 2497 · Electrical Power System Wiring
Part: Wire
Condition: Chafed
Location: Rt Wing
Stage of operation: IN
How discovered: 9
Nature of condition: O
Precautionary procedure: K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

ELECRICAL WIRE CHAFING ON STRINGER RT WING DRY BAY WS 1217 STR L13 JUST FWD OF TANK ACCESS. FIBER SHEATH AND BRAIDED WIRE CONDUIT WORN THROUGH, INNER CONDUIT IS INTACT AND NO VISIBLE DAMAGE TO ELECTRICAL INSULATION OR WIRE. WEAR ON UPPER AFT EDGE OF STRINGER APPROX 0.2' X 0.25'. BLENDED AREA, SHOT PEENED & VERIFIED NO CRACKS BY HFEC. RESTORED FINISH. PER AMECO EN UAL 777EN-57-0220 & BOEING RDR AOJ-UAL-11-0213-04B.