Service difficulty report · Lamp · Boeing 747422

Difficulty date
April 14, 2008
Submitted
April 16, 2008
Operation
Air carrier
Aircraft
N121UA
Make and model
Boeing 747422
Aircraft serial
29167
Aircraft time
37,915 hours, 4,577 cycles
Engine
Pwa PW4056
Part
Lamp
Condition
Inoperative
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

CEILING EMERGENCY LIGHT INOP AT STAIRWAY OVERHEAD. REPLACED LAMP OP CHKS GOOD.