Service difficulty report · Feeder Cable · Boeing 747422

Difficulty date
December 17, 2009
Submitted
December 18, 2009
Operation
Air carrier
Aircraft
N179UA
Make and model
Boeing 747422
Aircraft serial
25158
Aircraft time
78,564 hours, 9,611 cycles
Engine
Pwa PW4056
Part
Feeder Cable
Part number
784465
Condition
Contaminated
Location
Emergency Light
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

EMERGENCY EXIT LIGHTS INOP, SEAT ROWS 45 THRU 54 LT, DOOR 4 LT FWD. EXIT SIGN, DOOR 4 RT AFT EXIT SIGN, LWR WALL EMERGENCY LIGHT ACROSS DOOR 4 LT, AND DOOR 4 GALLEY AREA LWR WALL EMERGENCY LIGHT. THIS IS A REPEDITIVE PROBLEM IN THIS SPECIFIC AREA ON 84XX ACFT. FOUND WATER PUDDLING IN GALLEY AREA UNDER GALLEY MAT AT EMERGENCY LIGHT CONNECTOR SHORTING EMERGENCY LIGHTS. DRIED AREA OF WATER, REPLACED POWER FEEDER CABLE. EMERGENCY LIGHTS OPS CK NORMAL.