Service difficulty report · Feeder Cable · Boeing 747422

Difficulty date
October 14, 2010
Submitted
October 18, 2010
Operation
Air carrier
Aircraft
N128UA
Make and model
Boeing 747422
Aircraft serial
30023
Aircraft time
42,537 hours, 5,086 cycles
Engine
Pwa PW4056
Part
Feeder Cable
Part number
794640
Condition
Damaged
Location
Emergency Lights
Stage of operation
IN
How discovered
C
Nature of condition
L
Precautionary procedure
K

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

What was found

EMERGENCY EXIT LIGHTS INOP. SEAT ROWS 45 THRU 53 LEFT, DOOR 4 LEFT FWD. EXIT SIGN, DOOR 4 RIGHT AFT EXIT SIGN, LOWER WALL EMERGENCY LIGHT ACROSS DOOR 4 LEFT, AND DOOR 4 GALLEY AREA LOWER WALL EMERGENCY LIGHT. THIS IS A REPETITIVE PROBLEM IN THIS SPECIFIC AREA ON 84XX AIRCRAFT. REMOVED DAMAGED POWER RIG ON CABLE THAT WAS WET UNDERNEATH FLOOR. REPLACED WITH NEW POWER RIBBON CABLE. CHECKS GOOD.