Service difficulty report · Connector · Boeing 747422

Difficulty date
October 6, 2010
Submitted
October 8, 2010
Operation
Air carrier
Aircraft
N120UA
Make and model
Boeing 747422
Aircraft serial
29166
Aircraft time
47,212 hours, 5,617 cycles
Engine
Pwa PW4056
Part
Connector
Part number
794640
Condition
Shorted
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. FOUND WATER PUDDLING IN GALLEY AREA UNDER GALLEY MAT AT EMERGENCY LIGHT CONNECTOR SHORTING EMERGENCY LIGHTS. DRIED AREA OF WATER, EMERGENCY LIGHTS OPS CHECKED NORMAL AT PRESENT TIME.