SDR UIEA2020021700260

Service difficulty report · Feeder Cable · Boeing 747409

Difficulty date: February 16, 2020
Submitted: February 17, 2020
Operation: Air carrier
Aircraft: N780BA
Make and model: Boeing 747409
Aircraft serial: 24310
Aircraft time: 86,976 hours, 16,436 cycles
Engine: Pwa PW4056
System (JASC): 7297 · Turbine Engine System Wiring
Part: Feeder Cable
Condition: Chafed
Location: Nr 4 Engine
Stage of operation: IN
How discovered: V
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

FOUND #4 ENG FEEDER CABLE (W282-143-110) CHAFING.(<P>IAW SWPM 20-10-11, 20-10-12, 20-30-13, 20-30-11 REV. 72 AND WDM 24-21-41 REV. 22, REPLACED ENG FEEDER CABLE. IAW AMM 24-11-00-705-001-001 REV. 97, PERFORMED GENERATOR DRIVE SYSTEM OPERATIONAL TEST AND THE RESULT WAS SATISFACTORY.</P>)