Service difficulty report · Lamp · Boeing 747446

Difficulty date
June 14, 2011
Submitted
June 15, 2011
Operation
General aviation
Aircraft
N917UN
Make and model
Boeing 747446
Aircraft serial
29899
Aircraft time
49,379 hours, 7,150 cycles
Part
Lamp
Condition
Wrong Part
Location
Cabin Lights
Part time
49,379 hours, 7,150 cycles
Stage of operation
IN
How discovered
V
Nature of condition
W
Precautionary procedure
K

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

What was found

BURNED /HEAT DISTRESSED INSULATION, NOTED WHILE ACCOMPLISHING TASK CARD 20-625-01-01. ABOVE UPPER DECK GALLEY AT BS 1000 FOUND BURN IN INSULATION ABOVE F/A SERVICE LIGHT CENTER. SECOND ACFT THAT HAS BEEN FOUND ON WITH THIS SAME CONDITION. THIS INSPECTION REVEALED THE INCORRECT LAMP INSTALLED. CORRECT LAMP INSTALLED. REF: WDG 33-27-11, PG 2 .