Service difficulty report · Bulb · Boeing 747422

Difficulty date
April 6, 2011
Submitted
April 6, 2011
Operation
Air carrier
Aircraft
N128UA
Make and model
Boeing 747422
Aircraft serial
30023
Aircraft time
44,212 hours, 5,282 cycles
Engine
Pwa PW4056
Part
Bulb
Part number
1317
Condition
Inoperative
Location
Cabin
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 SILL LIGHTS AT DOORS L1, L2, L3, L5, R2, R3 AND R5 INOPERATIVE. RELAMPED WITH NEW 1317 BULBS IN ALL LOCATIONS. ALL OPS CHECK GOOD.